Syed Z Ali

Summary

Affiliation: Johns Hopkins University
Country: USA

Publications

  1. pmc Acinar cell carcinoma of the pancreas: clinical and cytomorphologic characteristics
    Adam D Toll
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Korean J Pathol 47:93-9. 2013
  2. doi request reprint Thyroid cytopathology: Bethesda and beyond
    Syed Z Ali
    Division of Cytopathology, Department of Pathology and Radiology, The Johns Hopkins Hospital, Baltimore, MD 21205, USA
    Acta Cytol 55:4-12. 2011
  3. doi request reprint Cribriform morular variant of papillary thyroid carcinoma: clinical and cytomorphological features on fine-needle aspiration
    Thiraphon Boonyaarunnate
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:127-33. 2013
  4. doi request reprint Can the tall cell variant of papillary thyroid carcinoma be distinguished from the conventional type in fine needle aspirates? A cytomorphologic study with assessment of diagnostic accuracy
    Hui Guan
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:534-42. 2013
  5. doi request reprint Xanthogranuloma of bone: a challenging imitator of malignancy
    Brittany J Holmes
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:198-202. 2013
  6. doi request reprint Acral myxoinflammatory fibroblastic sarcoma: cytopathologic findings on fine-needle aspiration
    Adam D Toll
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:134-8. 2013
  7. doi request reprint Malignant pleural effusion resulting from metastasis of thyroid primaries: a cytomorphological analysis
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:177-83. 2013
  8. doi request reprint A tertiary center's experience with second review of 3885 thyroid cytopathology specimens
    Matthew T Olson
    Departments of Pathology, The Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA
    J Clin Endocrinol Metab 98:1450-7. 2013
  9. doi request reprint The differential diagnosis of squamous cells in pancreatic aspirates: from contamination to adenosquamous carcinoma
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:139-46. 2013
  10. doi request reprint 'Suspicious for a follicular neoplasm' before and after the Bethesda System for Reporting Thyroid Cytopathology: impact of standardized terminology
    Thiraphon Boonyaarunnate
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:455-63. 2013

Collaborators

Detail Information

Publications100

  1. pmc Acinar cell carcinoma of the pancreas: clinical and cytomorphologic characteristics
    Adam D Toll
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Korean J Pathol 47:93-9. 2013
    ..Approximately 50% of patients have metastatic disease at presentation, often restricted to the regional lymph nodes and liver. The prognosis is poor, only slightly better than that of pancreatic ductal adenocarcinoma...
  2. doi request reprint Thyroid cytopathology: Bethesda and beyond
    Syed Z Ali
    Division of Cytopathology, Department of Pathology and Radiology, The Johns Hopkins Hospital, Baltimore, MD 21205, USA
    Acta Cytol 55:4-12. 2011
    ....
  3. doi request reprint Cribriform morular variant of papillary thyroid carcinoma: clinical and cytomorphological features on fine-needle aspiration
    Thiraphon Boonyaarunnate
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:127-33. 2013
    ..When it arises in FAP, CMV-PTC may present before colonic manifestations are apparent, so proper identification and classification are essential for prompt assessment of the colonic disease status and genetic and familial counseling...
  4. doi request reprint Can the tall cell variant of papillary thyroid carcinoma be distinguished from the conventional type in fine needle aspirates? A cytomorphologic study with assessment of diagnostic accuracy
    Hui Guan
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:534-42. 2013
    ..The tall cell variant of papillary thyroid carcinoma (TCV-PTC) is an aggressive variant of PTC requiring accurate cytopathologic diagnosis for early aggressive management...
  5. doi request reprint Xanthogranuloma of bone: a challenging imitator of malignancy
    Brittany J Holmes
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:198-202. 2013
    ..The rarity of xanthogranuloma of bone and its resemblance to the more common reactive and malignant bone neoplasms may present diagnostic challenges...
  6. doi request reprint Acral myxoinflammatory fibroblastic sarcoma: cytopathologic findings on fine-needle aspiration
    Adam D Toll
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:134-8. 2013
    ..While recurrences are relatively common, distant metastases are infrequent. Cytopathologic descriptions of AMFS are limited, prompting the current study...
  7. doi request reprint Malignant pleural effusion resulting from metastasis of thyroid primaries: a cytomorphological analysis
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:177-83. 2013
    ..Therefore, it is often not included in the differential diagnostic workup of patients presenting with positive effusion cytology...
  8. doi request reprint A tertiary center's experience with second review of 3885 thyroid cytopathology specimens
    Matthew T Olson
    Departments of Pathology, The Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA
    J Clin Endocrinol Metab 98:1450-7. 2013
    ..This study quantifies the frequency and magnitude of these discrepancies in a single tertiary center's experience and elucidates key factors that are associated with changes in diagnosis...
  9. doi request reprint The differential diagnosis of squamous cells in pancreatic aspirates: from contamination to adenosquamous carcinoma
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:139-46. 2013
    ..This study was conducted to describe the frequency and significance of squamous cells in fine needle aspiration (FNA) specimens of the pancreas in benign and malignant processes...
  10. doi request reprint 'Suspicious for a follicular neoplasm' before and after the Bethesda System for Reporting Thyroid Cytopathology: impact of standardized terminology
    Thiraphon Boonyaarunnate
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:455-63. 2013
    ..This study evaluates the 'suspicious for a follicular or Hürthle cell neoplasm' (SFN/HCN) category before and after the introduction of TBSRTC at a single institution and in a meta-analysis of the literature...
  11. doi request reprint Impact of flow cytometry in thyroid cytopathology
    Thiraphon Boonyaarunnate
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:562-6. 2013
    ..This study reviews our experience with flow cytometry on thyroid FNA and correlation with surgical follow-up at The Johns Hopkins Hospital...
  12. doi request reprint Cytotechnologist-attended on-site evaluation of adequacy for metastatic disease involving bone and soft tissue
    Matthew T Olson
    Department of Pathology, The Johns Hopkins School of Medicine, Baltimore, MD, USA
    Acta Cytol 57:550-6. 2013
    ..However, the performance of cytotechnologists has not been compared with that of cytopathologists for OSEA in FNA of metastatic disease involving bone and soft tissue...
  13. doi request reprint Metastases to the pancreas diagnosed by fine-needle aspiration
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:473-80. 2013
    ..In this study, we show two institutions' experience with cytopathological diagnosis of pancreatic metastasis...
  14. doi request reprint Urinary cytopathology in primary bladder amyloidosis
    Adam D Toll
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Acta Cytol 57:271-5. 2013
    ..Isolated collections of amyloid within the bladder are extremely uncommon, and a cytopathologic description in voided urine has not been described to date...
  15. doi request reprint Small cell osteosarcoma: cytopathologic characteristics and differential diagnosis
    Justin A Bishop
    Department of Pathology, The Johns Hopkins Hospital, 600 N Wolfe St, Path 406, Baltimore, MD 21287, USA
    Am J Clin Pathol 133:756-61. 2010
    ..Correlation with radiographic findings and ancillary tests can aid in definitive diagnosis...
  16. doi request reprint Fine-needle aspiration of intrapancreatic accessory spleen: cytomorphologic features and differential diagnosis
    Armanda D Tatsas
    Department of Pathology, The Sol Goldman Pancreatic Cancer Research Center, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Cancer Cytopathol 120:261-8. 2012
    ..There are few reports of the cytopathologic features of IPAS diagnosed by fine-needle aspiration (FNA)...
  17. doi request reprint Spectrum of risk of malignancy in subcategories of 'atypia of undetermined significance'
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 55:518-25. 2011
    ..To determine if focal 'nuclear atypia' or 'microfollicular architecture' portends a higher risk of malignancy than other subcategories of atypia of undetermined significance (AUS) in thyroid fine-needle aspirations (FNAs)...
  18. doi request reprint Urinary cytology of prostatic duct adenocarcinoma - a clinicopathologic analysis
    Srividya Sathiyamoorthy
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:184-8. 2013
    ..To review atypical/positive urine cytology specimens from patients with confirmed prostatic duct adenocarcinoma (PDA), describe the cytomorphologic features and discuss the differential diagnosis...
  19. doi request reprint The cytopathology of malignant peripheral nerve sheath tumor: a report of 55 fine-needle aspiration cases
    Paul E Wakely
    Department of Pathology, Wexner Medical Center, Ohio State University, Columbus, USA
    Cancer Cytopathol 120:334-41. 2012
    ..Because of this, the fine-needle aspiration (FNA) cytopathology of MPNST is extremely challenging. In the current study, the authors review their FNA experience with this neoplasm...
  20. doi request reprint Lymphoproliferative disorders of the kidney on fine-needle aspiration: cytomorphology and radiographic correlates in 33 cases
    Andrea P Subhawong
    Department of Pathology, The Johns Hopkins School of Medicine, Baltimore, MD, USA
    Acta Cytol 57:19-25. 2013
    ..We review our experience with lymphoproliferative disorders in the kidney diagnosed by fine-needle aspiration (FNA), and focus on clinicopathologic and radiographic features...
  21. doi request reprint Cytotechnologist-attended on-site adequacy evaluation of thyroid fine-needle aspiration: comparison with cytopathologists and correlation with the final interpretation
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Path 406, 600 N Wolfe St, Baltimore, MD 21287, USA
    Am J Clin Pathol 138:90-5. 2012
    ..2%) than those specimens deemed adequate at the time of OSEA (11.9%, P = .00001). These results indicate that the accuracy of cytotechnologists is comparable with that of cytopathologists in conducting OSEA of the thyroid...
  22. doi request reprint 'Suspicious for papillary thyroid carcinoma' before and after The Bethesda System for Reporting Thyroid Cytopathology: impact of standardized terminology
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 58:15-22. 2014
    ..Therefore, this study evaluates the SPTC diagnosis before and after the introduction of TBSRTC in a large meta-analysis and at a single institution...
  23. doi request reprint Metastatic proximal epithelioid sarcoma in pleural effusion: cytopathologic findings and differential diagnosis
    Hui Guan
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Diagn Cytopathol 41:542-5. 2013
    ..Knowledge of its cytomorphology in serous cavity effusions, a patient's clinical history and ancillary studies may lead to an accurate diagnosis...
  24. doi request reprint Thyroid bed fine-needle aspiration: experience at a large tertiary care center
    Justin A Bishop
    Dept of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Am J Clin Pathol 134:335-9. 2010
    ..Residual benign thyroid and parathyroid tissue are potential pitfalls; awareness of these and judicious use of immunohistochemical staining can prevent misdiagnoses...
  25. doi request reprint Malignant solitary fibrous tumor: cytopathologic findings and differential diagnosis
    Justin A Bishop
    Department of Pathology, Johns Hopkins Hospital, 600 North Wolfe Street, Baltimore, MD 21287, USA
    Cancer Cytopathol 118:83-9. 2010
    ..Malignant solitary fibrous tumors (SFTs) are extremely uncommon and poorly understood mesenchymal neoplasms. There are only rare published accounts of the cytopathologic features of these tumors, prompting the current study...
  26. ncbi request reprint Screening for pancreatic neoplasia in high-risk individuals: an EUS-based approach
    Marcia Irene Canto
    Department of Medicine Gastroenterology, Johns Hopkins Medical Institution, Baltimore, MD 21205, USA
    Clin Gastroenterol Hepatol 2:606-21. 2004
    ..We prospectively evaluated the feasibility of screening for pancreatic neoplasia in high-risk individuals...
  27. doi request reprint Cytomorphologic differentiation of benign and malignant mammary tumors in fine needle aspirate specimens from irradiated female Sprague-Dawley rats
    Baktiar O Karim
    Department of Molecular and Comparative Pathobiology, John Hopkins University, Baltimore, MD 21205, USA
    Vet Clin Pathol 37:229-36. 2008
    ..However, few studies have been published regarding the cytopathology of mammary tumors in rats despite widespread use of the rat model for breast cancer formation and inhibition...
  28. ncbi request reprint Atypical squamous cells in exfoliative urinary cytology: clinicopathologic correlates
    Christopher L Owens
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287 6417, USA
    Diagn Cytopathol 33:394-8. 2005
    ..Rarely, ASCs may exfoliate from a uterine cervical SCC and, therefore, a pelvic examination should be considered in such patients...
  29. ncbi request reprint Atypical squamous cells of undetermined significance--rule out high-grade squamous intraepithelial lesion: cytopathologic characteristics and clinical correlates
    Patricia M Alli
    Division of Cytopathology, Department of Pathology, Johns Hopkins Bayview Medical Center, Baltimore, Maryland, USA
    Diagn Cytopathol 28:308-12. 2003
    ..Careful attention to subtle cytomorphologic characteristics may be helpful for a more definitive subdivision of ASC-H terminology into a NR and a CIN diagnosis...
  30. doi request reprint The dilemma of "indeterminate" interpretations of pancreatic neuroendocrine tumors on fine needle aspiration
    Aadil Ahmed
    Department of Pathology, The Johns Hopkins University School of Medicine, Baltimore, Maryland
    Diagn Cytopathol 44:10-3. 2016
    ..Although published literature has often addressed the significance of indeterminate cytologic diagnoses in non-neuroendocrine epithelial lesions, the significance of indeterminate FNA results for PanNET is less established...
  31. doi request reprint Cytotechnologist Performance for Screening Hürthle Cell Atypia in Indeterminate Thyroid Fine-Needle Aspirates
    Christopher J Vandenbussche
    Department of Pathology, School of Medicine, Johns Hopkins University, Baltimore, MD, USA
    Acta Cytol 59:377-83. 2015
    ..Here, we examine the performance of our institutional CTs when screening for Hürthle cell atypia in thyroid fine-needle aspiration (FNA) specimens...
  32. doi request reprint Cytopathologic characteristics of epithelioid vascular malignancies
    Christopher J Vandenbussche
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 58:356-66. 2014
    ....
  33. doi request reprint Solid-pseudopapillary neoplasm of the pancreas: cytomorphologic findings and literature review
    Ramneesh Bhatnagar
    Department of Pathology, The Sol Goldman Pancreatic Cancer Research Center, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Acta Cytol 58:347-55. 2014
    ..It is most commonly diagnosed in young women. This article comprehensively reviews the clinical, pathological and radiological features of this neoplasm, as well as its clinical management...
  34. pmc Role of a multidisciplinary clinic in the management of patients with pancreatic cysts: a single-center cohort study
    Anne Marie Lennon
    Division of Gastroenterology and Hepatology, The Johns Hopkins Medical Institutions, Baltimore, MD, USA
    Ann Surg Oncol 21:3668-74. 2014
    ..We assessed the effect of a multidisciplinary pancreatic cyst clinic (MPCC) on the diagnosis and management of patients with pancreatic cysts...
  35. doi request reprint Accuracy of cytotechnologist evaluation of specimen adequacy and screening interpretation of malignancy in fine-needle aspiration of the liver
    Aadil Ahmed
    Department of Pathology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Acta Cytol 58:367-72. 2014
    ..To evaluate the performance of cytotechnologists in assessing the adequacy and accuracy of the preliminary diagnosis for fine-needle aspirates of the liver...
  36. doi request reprint Cytotechnologist performance for screening microfollicular atypia in indeterminate thyroid fine-needle aspirates
    Christopher J Vandenbussche
    Department of Pathology, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Acta Cytol 58:432-8. 2014
    ..Herewith, we present our CT performance at screening for microfollicular atypia...
  37. doi request reprint Papillary tissue fragments in cervicovaginal (Pap) smears: cytomorphologic characteristics and clinicopathologic significance
    Lisa M Stoll
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland, USA
    Diagn Cytopathol 39:657-62. 2011
    ..In smears displaying atypical to malignant cytomorphologic features recommendations for further clinical work-up and/or tissue studies should be made...
  38. doi request reprint Signet ring cell carcinoma in urine cytology: cytomorphologic findings and differential diagnosis
    Hui Guan
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Acta Cytol 56:177-82. 2012
    ..Signet ring carcinoma is an exceedingly rare and aggressive variant of primary bladder carcinoma. The cytomorphologic features of this rare entity in urinary specimens have not been well characterized...
  39. doi request reprint Myxofibrosarcoma: cytomorphologic findings and differential diagnosis on fine needle aspiration
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Acta Cytol 56:15-24. 2012
    ..To analyze the cytomorphologic findings of myxofibrosarcoma (MFS) on fine needle aspiration (FNA) and examine the differential diagnoses...
  40. doi request reprint Postradiation sarcoma: morphological findings on fine-needle aspiration with clinical correlation
    Matthew T Olson
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland, USA
    Cancer Cytopathol 120:351-7. 2012
    ....
  41. doi request reprint Malignant melanoma in neo-bladder urinary cytology: a brief report
    Srividya Sathiyamoorthy
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland
    Diagn Cytopathol 41:997-9. 2013
    ..The tumor cells were immunoreactive for S-100 protein, Melan-A, and HMB-45 and were negative for CAM5.2 and cytokeratins 7 and 20...
  42. doi request reprint Clear cell adenocarcinoma of the lower urinary tract: cytopathologic characteristics and differential diagnoses
    Scott A Whitworth
    Department of Pathology, Division of Cytopathology, Johns Hopkins Medical Institutions, Baltimore, Maryland, USA
    Cancer Cytopathol 120:308-12. 2012
    ..Other diagnostic considerations include metastatic adenocarcinomas, nephrogenic adenomas, and benign glandular lesions involving the bladder and urinary tract such as mullerianosis...
  43. doi request reprint The Bethesda System for Reporting Thyroid Cytopathology
    Edmund S Cibas
    Department of Pathology, Brigham and Women s Hospital and Harvard Medical School, Boston, Massachusetts 02115, USA
    Thyroid 19:1159-65. 2009
    ..The conclusions regarding terminology and morphologic criteria from the NCI meeting led to the Bethesda Thyroid Atlas Project and form the framework for the Bethesda System for Reporting Thyroid Cytopathology...
  44. doi request reprint The clinicopathologic correlates of cellular atypia in urinary cytology of ileal neobladders
    Ashley Cimino-Mathews
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 55:449-54. 2011
    ..Patients are screened by urinary cytology for tumor recurrence. However, the diagnosis of urothelial atypia remains a nonstandardized category in INB specimens and has never been studied before...
  45. doi request reprint Diagnostic Frequency Ratios Are Insufficient to Measure Laboratory Precision with The Bethesda System for Reporting Thyroid Cytopathology
    Roghayeh Fazeli
    Department of Surgery, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Acta Cytol 59:225-32. 2015
    ..We therefore sought to examine their reproducibility and usefulness at a tertiary hospital...
  46. doi request reprint Smoldering medullary thyroid carcinoma liver metastasis 37 years after resection of an organ-confined tumor
    Kevin M Waters
    Department of Pathology, The Johns Hopkins University School of Medicine, Baltimore, Maryland
    Diagn Cytopathol 43:45-8. 2015
    ..This case highlights the ability for smoldering residual MTC to suddenly transform to aggressive biological behavior after a long period of clinical remission...
  47. doi request reprint Extraneural metastases of primary central nervous system tumors identified by fine needle aspiration: a retrospective analysis
    Christopher J Vandenbussche
    Department of Pathology, The Johns Hopkins Medical Institutions, Baltimore, MD, USA
    Acta Cytol 58:117-24. 2014
    ..Due to its infrequent occurrence, relatively few reports on the cytomorphology of these neoplasms have been published. We describe a series of 19 cases from 16 patients at a single, large tertiary care center...
  48. doi request reprint Nodular lymphocyte-predominant Hodgkin lymphoma: cytopathologic correlates on fine-needle aspiration
    Andrea P Subhawong
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Cancer Cytopathol 120:254-60. 2012
    ..To the best of the authors' knowledge, there are only limited descriptions of NLPHL in the cytology literature because it was only formally recognized as a distinct entity in 1994...
  49. doi request reprint Fine needle aspirate of autoimmune pancreatitis (lymphoplasmacytic sclerosing pancreatitis): cytomorphologic characteristics and clinical correlates
    Brittany J Holmes
    Department of Pathology, The Sol Goldman Pancreatic Cancer Research Center, The Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Acta Cytol 56:228-32. 2012
    ..We reviewed our institutional experience with fine needle aspiration (FNA) cytology in patients subsequently diagnosed with AIP...
  50. doi request reprint Osteoblastic osteosarcoma: cytomorphologic characteristics and differential diagnosis on fine-needle aspiration
    Srividya Sathiyamoorthy
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Acta Cytol 56:481-6. 2012
    ..To review cytomorphologic characteristics of osteoblastic osteosarcoma (OOS), a variant of osteosarcoma, on fine-needle aspiration (FNA) and correlate them with histopathologic features and clinical outcomes...
  51. doi request reprint Cytotechnologist performance for detecting nuclear atypia in indeterminate thyroid fine needle aspirates
    Christopher J Vandenbussche
    Department of Pathology, The Johns Hopkins Medical Institutions, Baltimore, MD, USA
    Acta Cytol 58:239-47. 2014
    ..We present our institutional cytotechnologist performance at screening for nuclear atypia by applying established quality metrics...
  52. doi request reprint Peripancreatic paraganglioma: a potential diagnostic challenge in cytopathology and surgical pathology
    Aatur D Singhi
    Department of Pathology, The Johns Hopkins Medical Institutions, Baltimore, MD, USA
    Am J Surg Pathol 35:1498-504. 2011
    ..Further, close follow-up of these cases should be considered because of the significant risk of metastatic disease...
  53. doi request reprint Liver lesions in children and adolescents: cytopathologic analysis and clinical correlates in 44 cases
    Zenab Laiq
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 40:586-91. 2012
    ..Immunoperoxidase (IPOX) studies were done in 20 (45.5%) cases to confirm the cytopathologic diagnoses. Overall, FNA showed a sensitivity of 95.2% and a specificity of 100% for a malignant diagnosis...
  54. doi request reprint Urinary cytomorphology and clinical correlates of prostatic small cell neuroendocrine carcinoma
    Adam D Toll
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 57:495-500. 2013
    ..The diagnosis of prostatic SCC in urine has to date not been described...
  55. doi request reprint Cytotechnologist on-site evaluation of pancreas fine needle aspiration adequacy: comparison with cytopathologists and correlation with the final interpretation
    Matthew T Olson
    Departments of Pathology, The Johns Hopkins Hospital, Baltimore, MD, USA
    Acta Cytol 56:340-6. 2012
    ..To compare on-site evaluations of adequacy (OSEA) of endoscopic ultrasound (EUS)-guided fine needle aspiration (FNA) of the pancreas performed by cytotechnologists and cytopathologists...
  56. doi request reprint Uterine cervical sarcoidosis identified on pap test: cytomorphologic findings and differential diagnosis
    Hui Guan
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Acta Cytol 55:368-71. 2011
    ..Sarcoidosis involving the female genital tract, the uterus in particular, is a rare event with isolated accounts in the medical literature...
  57. doi request reprint Atypical granular cell tumor of the thyroid: cytomorphologic features on fine needle aspiration
    Ashley Cimino-Mathews
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Diagn Cytopathol 39:608-11. 2011
    ..The differential diagnosis of such findings is also presented...
  58. doi request reprint Hyalinizing trabecular adenoma of the thyroid gland
    Justin A Bishop
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 39:306-10. 2011
    ..This manuscript reviews the history and pathologic features of HTA, with particular attention to cytologic findings and differential diagnosis...
  59. ncbi request reprint Hepatocellular carcinoma-fibrolamellar variant: cytopathology of an unusual case
    George Kunz
    Department of Pathology, The John K Frost Cytopathology Laboratory, The Johns Hopkins Hospital, Baltimore, Maryland 21287 6417, USA
    Diagn Cytopathol 26:257-61. 2002
    ..The cytomorphologic profile of FL-HCC is distinctive in the right clinical setting, allowing an accurate preoperative identification of this malignancy on biliary brushing or FNA...
  60. doi request reprint A minimum fluid volume of 75 mL is needed to ensure adequacy in a pleural effusion: a retrospective analysis of 2540 cases
    Lisa M Rooper
    Department of Pathology, The Johns Hopkins University School of Medicine, Baltimore, Maryland
    Cancer Cytopathol 122:657-65. 2014
    ..The objective of the current study was to determine the minimum volume of pleural fluid necessary for optimal cytopathological diagnosis...
  61. pmc A systematic review of solid-pseudopapillary neoplasms: are these rare lesions?
    Joanna K Law
    From the Division of Gastroenterology, Department of Pathology, Department of Radiology, Johns Hopkins University School of Medicine, Department of Pathology, Sol Goldman Pancreatic Cancer Research Center, and Department of Surgery, Johns Hopkins University School of Medicine, Baltimore, MD
    Pancreas 43:331-7. 2014
    ..The aim of the study was to determine if there had been any change in the number of solid-pseudopapillary neoplasm (SPN) cases detected and their evaluation or management over time...
  62. pmc Cytopathologic features of mammary analogue secretory carcinoma
    Justin A Bishop
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Cancer Cytopathol 121:228-33. 2013
    ..To the best of the authors' knowledge, only rare case reports of the cytopathologic features of MASC have been published to date...
  63. doi request reprint Significance of "signet-ring cells" seen in exfoliative and aspiration cytopathology
    Julie M Wu
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 38:413-8. 2010
    ..Most cancers with SRCs are metastatic in origin (72%) with a significant proportion from unknown primaries (51%). Cytologic diagnoses of SRCs for cancer have 97% sensitivity and 100% specificity...
  64. doi request reprint Sacral and presacral lesions: cytopathologic analysis and clinical correlates
    Reema Syed
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 40:7-13. 2012
    ..Benign tumors are rare (2%). Most cancers are metastatic (41%), with colorectum being the most common primary site (9%). Primary malignancies are uncommon (14%), with chordomas being the most frequent of these entities (4%)...
  65. doi request reprint Fine-needle aspiration of renal cell carcinoma: is accurate Fuhrman grading possible on cytologic material?
    Justin A Bishop
    Department of Pathology, The Johns Hopkins Hospital, 600 North Wolfe Street, Baltimore, MD 21287, USA
    Diagn Cytopathol 39:168-71. 2011
    ..Averaging the participants' grading and using a two-tier instead of four-tier system improved overall performance...
  66. doi request reprint Techniques for thyroid FNA: a synopsis of the National Cancer Institute Thyroid Fine-Needle Aspiration State of the Science Conference
    Martha Bishop Pitman
    Department of Pathology, Massachusetts General Hospital, Harvard Medical School, Boston, Massachusetts 02114, USA
    Diagn Cytopathol 36:407-24. 2008
    ..http://thyroidfna.cancer.gov/pages/info/agenda/)..
  67. doi request reprint Blastic plasmacytoid dendritic cell neoplasm: cytopathologic findings
    Gang Zheng
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21205, USA
    Acta Cytol 56:204-8. 2012
    ..Clinical and histopathological correlation and a literature review are also presented. The poor clinical outcome makes it important to accurately report this rare tumor in a CSF specimen...
  68. doi request reprint Nonsebaceous lymphadenoma of the parotid gland: cytopathologic findings and differential diagnosis
    Shobha Castelino-Prabhu
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 38:137-40. 2010
    ..The rarity of this neoplasm and its superficial resemblance to more common salivary gland neoplasms may present diagnostic issues on FNA...
  69. doi request reprint Merkel cell carcinoma metastatic to the thyroid gland: Aspiration findings and differential diagnosis
    Lisa Stoll
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland, USA
    Diagn Cytopathol 38:754-7. 2010
    ..In patients with a known history of a primary neoplasm, the differential diagnosis of a thyroid nodule should always include potential metastasis...
  70. doi request reprint Osteoclast-rich undifferentiated carcinoma of the urinary tract: cytologic findings and literature review
    Shobha Castelino-Prabhu
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 38:364-7. 2010
    ..The rarity of this neoplasm and its resemblance to other giant cell-rich processes may pose diagnostic difficulties. A review of the important differential diagnoses is also presented...
  71. doi request reprint Cytopathology of alveolar soft part sarcoma: a report of 10 cases
    Paul E Wakely
    Department of Pathology, The Ohio State University College of Medicine, Columbus, Ohio, USA
    Cancer 117:500-7. 2009
    ..The objectives of the current study were to evaluate the cytomorphology of 10 ASPS cases on fine-needle aspiration (FNA) or imprint cytology, review the literature, and highlight potential diagnostic pitfalls...
  72. doi request reprint Primary tibial adamantinoma diagnosed by fine needle aspiration
    Justin A Bishop
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 38:198-201. 2010
    ..Due primarily to its rarity, the diagnosis of adamantinoma on FNA can be challenging and must be made in the context of its characteristic clinical and radiographic setting...
  73. ncbi request reprint Cytopathologic analysis of paratracheal masses: a study of 737 cases with clinicoradiologic correlation
    Brad P Barnett
    Department of Pathology, Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Acta Cytol 53:672-8. 2009
    ..To analyze the cytopathologic findings of a series of paratracheal space (PTS) masses in the context of clinicoradiologic correlation...
  74. ncbi request reprint Keratinized squamous cells in fine needle aspiration of the brain. Cytopathologic correlates and differential diagnosis
    Anil V Parwani
    Departments of Pathology and Neurosurgery, Johns Hopkins Hospital, 600 North Wolfe Street, Baltimore, Maryland 21287, USA
    Acta Cytol 47:325-31. 2003
    ..To analyze the differential diagnosis when keratinized squamous cells are found in a brain aspirate...
  75. ncbi request reprint Impact of liquid-based gynecologic cytology on an HIV-positive population
    Sharon L Swierczynski
    Departments of Pathology, Obstetrics and Gynecology, Neuroscience and Radiology, Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    Acta Cytol 48:165-72. 2004
    ..To examine the imprint of liquid-based technologies for cervicovaginal cytology on HIV-positive women, who are at high risk for cervical intraepithelial neoplasia...
  76. ncbi request reprint Hepatoblastoma: cytomorphologic characteristics in serious cavity fluids
    Edward G Weir
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Cancer 96:267-74. 2002
    ..The authors reviewed the cytopathologic features of six serous cavity fluids (SCF) from four patients with histologically proven HBL...
  77. ncbi request reprint Acinic-cell carcinoma, papillary-cystic variant: a diagnostic dilemma in salivary gland aspiration
    Syed Z Ali
    John K Frost Cytopathology Laboratory, The Johns Hopkins Hospital, Baltimore, Maryland 21287 6940, USA
    Diagn Cytopathol 27:244-50. 2002
    ....
  78. ncbi request reprint Prostatic adenocarcinoma metastases mimicking small cell carcinoma on fine-needle aspiration
    Anil V Parwani
    The John K Frost Cytopathology Laboratory, Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287 6417, USA
    Diagn Cytopathol 27:75-9. 2002
    ..An accurate diagnosis of these lesions as PA metastases is essential for effective, timely treatment and therapeutic design...
  79. ncbi request reprint CD10 facilitates the diagnosis of metastatic renal cell carcinoma from primary adrenal cortical neoplasm in adrenal fine-needle aspiration
    Bin Yang
    The John K Frost Cytopathology Laboratory, Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21087, USA
    Diagn Cytopathol 27:149-52. 2002
    ....
  80. ncbi request reprint Cytopathologic findings in breast masses in men with HIV infection
    Elizabeth A Allen
    Department of Pathology, Johns Hopkins Hospital, Path 406, 600 North Wolfe Street, Baltimore, Maryland 21287, USA
    Acta Cytol 47:183-7. 2003
    ..To report the cytologic findings on 15 men with HIV infection who presented with breast masses and underwent fine needle aspiration (FNA)...
  81. ncbi request reprint Detection of allelic imbalance in ascitic supernatant by digital single nucleotide polymorphism analysis
    Hsueh Wei Chang
    Department of Pathology, The Johns Hopkins University School of Medicine, Baltimore, Maryland 21231, USA
    Clin Cancer Res 8:2580-5. 2002
    ..In this study we determined the presence of allelic imbalance (AI) in tumor-released DNA in ascitic supernatant by directly counting the alleles using a newly developed technology, digital single nucleotide polymorphism (SNP) analysis...
  82. ncbi request reprint Colloid cyst of the third ventricle: cytomorphologic features on stereotactic fine-needle aspiration
    Anil V Parwani
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 27:27-31. 2002
    ..Stereotactic FNA of the CC of the third ventricle is an accurate and cost-effective diagnostic modality. Cytomorphology coupled with the radiologic features is sufficiently unique for the diagnosis of this rare pathologic entity...
  83. ncbi request reprint Endometrial-type cells in cervico-vaginal smears: clinical significance and cytopathologic correlates
    Baktiar O Karim
    John K Frost Cytopathology Laboratory, Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287 6417, USA
    Diagn Cytopathol 26:123-7. 2002
    ..The presence of cytologic atypia and/or diathesis is additionally helpful for the diagnosis of EACA...
  84. ncbi request reprint Breast masses in males: multi-institutional experience on fine-needle aspiration
    Momin T Siddiqui
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287 6940, USA
    Diagn Cytopathol 26:87-91. 2002
    ..Florid duct atypia in gynecomastia may mimic adenocarcinoma, necessitating a higher threshold for cytopathologic interpretation for malignancy in males...
  85. ncbi request reprint Myxopapillary ependymoma: cytomorphologic characteristics and differential diagnosis
    Peter Kulesza
    The John K Frost Cytopathology Laboratory, Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 26:247-50. 2002
    ..An accurate preoperative diagnosis of ME on FNA can be achieved based on its distinctive cytomorphologic features...
  86. ncbi request reprint Reed-Sternberg-like cells in lymph node aspirates in the absence of Hodgkin's disease: pathologic significance and differential diagnosis
    Christine A Iacobuzio-Donahue
    John K Frost Cytopathology Laboratory, Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287 6940, USA
    Diagn Cytopathol 27:335-9. 2002
    ..The significance and differential diagnosis of Reed-Sternberg-like cells in lymph nodes in the absence of Hodgkin's disease is discussed...
  87. ncbi request reprint Solitary fibrous tumor of the thyroid: cytopathologic findings and differential diagnosis
    Anil V Parwani
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287 6940, USA
    Diagn Cytopathol 28:213-6. 2003
    ..After the FNA diagnosis of "thyroid neoplasm" was made, the patient underwent a near-total thyroidectomy, which revealed a SFT. Differential diagnosis of spindle cell lesions in thyroid is also presented...
  88. ncbi request reprint Pathologic quiz case: a 52-year-old woman with jaundice and history of necrotizing pancreatitis. Primary colloid carcinoma of the pancreas
    Anil V Parwani
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Arch Pathol Lab Med 129:255-6. 2005
  89. ncbi request reprint "Parapharyngeal space" tumors: a cytopathological study of 24 cases on fine-needle aspiration
    Bahram R Oliai
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 32:11-5. 2005
    ..The rate of nondiagnostic FNA samples is moderately high due to excessive bleeding encountered in this location and other technical problems relating to adequately targeting the lesion in close vicinity of major neck vessels...
  90. ncbi request reprint Pathologic quiz case: a 30-year-old man with lower abdominal and back pain. Anaplastic large cell lymphoma (Ki-1 lymphoma) of the pancreas
    Anil V Parwani
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Arch Pathol Lab Med 128:e179-80. 2004
  91. ncbi request reprint Recurrent respiratory papillomatosis: cytopathological findings in an unusual case
    Anil V Parwani
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287 6417, USA
    Diagn Cytopathol 31:407-12. 2004
    ..To our knowledge, morphological findings of RRP have been reported rarely...
  92. ncbi request reprint Primary pancreatic lymphomas: a cytopathologic analysis of a rare malignancy
    Hassan Nayer
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Cancer 102:315-21. 2004
    ..An accurate cytopathologic diagnosis by fine-needle aspiration (FNA) is imperative because the primary treatment is nonsurgical, based on a combination of chemotherapy and radiation therapy...
  93. ncbi request reprint Cytopathologic grading of hepatocellular carcinoma on fine-needle aspiration
    Piotr Kulesza
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Cancer 102:247-58. 2004
    ..e., to help distinguish HCC from other tumors as well as nonneoplastic lesions). However, there are unanswered questions regarding the reliability of the cytologic grading of HCC and its correlation with histologic follow-up...
  94. ncbi request reprint Solid and papillary epithelial neoplasm of the pancreas (SPENP): observation of "Chinese character" morphology on fine-needle aspiration (FNA)
    Anil V Parwani
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 31:164-5. 2004
  95. ncbi request reprint CD56 expression of neuroendocrine neoplasms on immunophenotyping by flow cytometry: a novel diagnostic approach to fine-needle aspiration biopsy
    Maryam A Farinola
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland, USA
    Cancer 99:240-6. 2003
    ..The authors evaluated the role of CD56 expression on FC of neuroendocrine (NE) tumors. An initial diagnosis of NHL was suspected based on an on-site FNAB evaluation...
  96. ncbi request reprint Diagnostic accuracy and pitfalls in fine-needle aspiration interpretation of Warthin tumor
    Anil V Parwani
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Cancer 99:166-71. 2003
    ..In this study, the authors analyzed the potential sources of diagnostic errors and overall accuracy of FNA diagnosis of WT...
  97. ncbi request reprint Liesegang rings in renal cyst fluid
    Chung H Shum
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Diagn Cytopathol 34:348. 2006
  98. ncbi request reprint Pathologic quiz case: an 85-year-old woman with weight loss and pruritus
    Anil V Parwani
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Arch Pathol Lab Med 127:e263-4. 2003
  99. ncbi request reprint A 62-year-old woman with a suspected thyroid nodule
    Natasha Rekhtman
    Department of Pathology, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Arch Pathol Lab Med 129:1497-8. 2005