Runjan Chetty

Summary

Affiliation: University of Glasgow
Country: UK

Publications

  1. doi Combined classical carcinoid and goblet cell carcinoid tumor: a new morphologic variant of carcinoid tumor of the appendix
    Runjan Chetty
    Department of Pathology, University Health Network, Toronto, Canada
    Am J Surg Pathol 34:1163-7. 2010
  2. pmc A study to investigate the role of p27 and cyclin E immunoexpression as a prognostic factor in early breast carcinoma
    Komala Pillay
    Department of Anatomical Pathology, NHLS, Red Cross Chidren s Hospital Groote Schuur Hospital, University of Cape Town, South Africa
    World J Surg Oncol 9:31. 2011
  3. doi Familial paraganglioma syndromes
    Runjan Chetty
    Department of Pathology and Gene Regulation, McGregor Building, Western Infirmary, Dumbarton Road, Glasgow G11 6NT, UK
    J Clin Pathol 63:488-91. 2010
  4. doi Sclerosing nodular lesions of the gastrointestinal tract containing large numbers of IgG4 plasma cells
    Runjan Chetty
    Department of Pathology, University of Glasgow, Glasgow, Scotland
    Pathology 43:31-5. 2011
  5. doi Reticular and microcystic schwannoma: a distinctive tumor of the gastrointestinal tract
    Runjan Chetty
    Department of Pathology, University of Glasgow, G11 6NT Glasgow, Scotland
    Ann Diagn Pathol 15:198-201. 2011
  6. ncbi CK19 and CD99 immunoexpression profile in goblet cell (mucin-producing neuroendocrine tumors) and classical carcinoids of the vermiform appendix
    Khaled O Alsaad
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Ontario, Canada, and Institute of Clinical Pathology, Department of Pathologie, University Hospital, Zurich, Switzerland
    Int J Surg Pathol 15:252-7. 2007
  7. ncbi Frequent accumulation of nuclear E-cadherin and alterations in the Wnt signaling pathway in esophageal squamous cell carcinomas
    Sima Salahshor
    Samuel Lunenfeld Research Institute, Mount Sinai Hospital, Toronto, ON, Canada
    Mod Pathol 21:271-81. 2008
  8. doi CEACAM1 expression in pancreatic endocrine tumors
    Stefano Serra
    Department of Pathology, University Health Network, University of Toronto, Toronto, Canada
    Appl Immunohistochem Mol Morphol 17:286-93. 2009
  9. doi p120 catenin reduction and cytoplasmic relocalization leads to dysregulation of E-cadherin in solid pseudopapillary tumors of the pancreas
    Runjan Chetty
    Departments of Pathology, University Health Network and University of Toronto, Toronto, Canada
    Am J Clin Pathol 130:71-6. 2008
  10. doi Solitary fibrous tumor of the pancreas
    Runjan Chetty
    Department of Pathology, University Health Network University of Toronto, Toronto, Ontario, Canada
    Ann Diagn Pathol 13:339-43. 2009

Collaborators

Detail Information

Publications67

  1. doi Combined classical carcinoid and goblet cell carcinoid tumor: a new morphologic variant of carcinoid tumor of the appendix
    Runjan Chetty
    Department of Pathology, University Health Network, Toronto, Canada
    Am J Surg Pathol 34:1163-7. 2010
    ....
  2. pmc A study to investigate the role of p27 and cyclin E immunoexpression as a prognostic factor in early breast carcinoma
    Komala Pillay
    Department of Anatomical Pathology, NHLS, Red Cross Chidren s Hospital Groote Schuur Hospital, University of Cape Town, South Africa
    World J Surg Oncol 9:31. 2011
    ..The aim of this study was to investigate the role of p27 and cyclin E immunoexpression as a prognostic factor in early breast carcinoma...
  3. doi Familial paraganglioma syndromes
    Runjan Chetty
    Department of Pathology and Gene Regulation, McGregor Building, Western Infirmary, Dumbarton Road, Glasgow G11 6NT, UK
    J Clin Pathol 63:488-91. 2010
    ..A small percentage of patients with sporadic paragangliomas/phaeochromocytomas may have SDH mutations as well...
  4. doi Sclerosing nodular lesions of the gastrointestinal tract containing large numbers of IgG4 plasma cells
    Runjan Chetty
    Department of Pathology, University of Glasgow, Glasgow, Scotland
    Pathology 43:31-5. 2011
    ..There may be attendant elevated serum IgG4 levels and associated autoimmune disease...
  5. doi Reticular and microcystic schwannoma: a distinctive tumor of the gastrointestinal tract
    Runjan Chetty
    Department of Pathology, University of Glasgow, G11 6NT Glasgow, Scotland
    Ann Diagn Pathol 15:198-201. 2011
    ..Awareness of the entity and an immunohistochemical panel of markers will ensure that the correct diagnosis is made...
  6. ncbi CK19 and CD99 immunoexpression profile in goblet cell (mucin-producing neuroendocrine tumors) and classical carcinoids of the vermiform appendix
    Khaled O Alsaad
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Ontario, Canada, and Institute of Clinical Pathology, Department of Pathologie, University Hospital, Zurich, Switzerland
    Int J Surg Pathol 15:252-7. 2007
    ..There is no difference in the immunostaining for CK19 and CD99 between GCCs and classic carcinoids, and both types of neuroendocrine tumor show the same extent of expression of both markers...
  7. ncbi Frequent accumulation of nuclear E-cadherin and alterations in the Wnt signaling pathway in esophageal squamous cell carcinomas
    Sima Salahshor
    Samuel Lunenfeld Research Institute, Mount Sinai Hospital, Toronto, ON, Canada
    Mod Pathol 21:271-81. 2008
    ....
  8. doi CEACAM1 expression in pancreatic endocrine tumors
    Stefano Serra
    Department of Pathology, University Health Network, University of Toronto, Toronto, Canada
    Appl Immunohistochem Mol Morphol 17:286-93. 2009
    ..05). PETs showing CEACAM1 positivity have a statistically significant correlation with several of the pathologic parameters of aggressive behavior and its overexpression is seen in those cases with increased invasiveness...
  9. doi p120 catenin reduction and cytoplasmic relocalization leads to dysregulation of E-cadherin in solid pseudopapillary tumors of the pancreas
    Runjan Chetty
    Departments of Pathology, University Health Network and University of Toronto, Toronto, Canada
    Am J Clin Pathol 130:71-6. 2008
    ..Aberrations and other alterations of the E-cadherin gene are unlikely to be responsible for the loss of E-cadherin in SPTs...
  10. doi Solitary fibrous tumor of the pancreas
    Runjan Chetty
    Department of Pathology, University Health Network University of Toronto, Toronto, Ontario, Canada
    Ann Diagn Pathol 13:339-43. 2009
    ..This is an unusual primary spindle cell neoplasm of the pancreas and should be considered in the differential diagnosis of all spindle cell lesions that occur in the pancreas...
  11. doi Improving the quality of processing gastric cancer specimens: the pathologist's perspective
    Alyson L Mahar
    Centre for Health Services Sciences, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada
    J Surg Oncol 101:195-9. 2010
    ..To understand factors affecting optimal assessment we surveyed pathologists to identify external barriers...
  12. doi Predicting prognosis in gastroentero-pancreatic neuroendocrine tumors: an overview and the value of Ki-67 immunostaining
    Mina Jamali
    Department of Pathology, University Health Network, The Toronto General Hospital, 200 Elizabeth Street, 11th Floor, Eaton Wing, Toronto, ON M5G 2C4, Canada
    Endocr Pathol 19:282-8. 2008
    ..We conclude that most studies favor the utility of the Ki-67 proliferation index despite different critical percentages and in concert with other pathological parameters in the routine work-up of PETs...
  13. doi Oncocytic mucoepidermoid carcinoma: clinicopathologic description in a series of 12 cases
    Ilan Weinreb
    Department of Pathology, University Health Network, University of Toronto, Toronto, Ontario, Canada
    Am J Surg Pathol 33:409-16. 2009
    ..Three cases showed skin or bone invasion. None had lymph node/distant metastases. In summary, OMEC behaves as a low-grade tumor, and is diffusely positive for p63, which may aid in its differential diagnosis...
  14. doi A descriptive analysis of gastric cancer specimen processing techniques
    Alyson L Mahar
    Sunnybrook Research Institute, Toronto, Ontario, Canada
    J Surg Oncol 103:248-56. 2011
    ..A survey of pathologists in Ontario was performed to outline the processing techniques and practices for assessing gastric cancer specimens...
  15. ncbi Cytokeratins 7 and 20 immunoexpression profile in goblet cell and classical carcinoids of appendix
    Khaled O Alsaad
    Department of Pathology, University Health Network Toronto Medical Laboratories, The Toronto General Hospital, 200 Elizabeth Street, 11th Floor, Eaton Wing, Toronto, Ontario M5G 2C4, Canada
    Endocr Pathol 18:16-22. 2007
    ..Goblet cell carcinoid should be regarded as a crypt cell or an amphicrine carcinoma rather than a variant of carcinoid tumor, a lesion that has benign connotations...
  16. doi The prognostic value of grade of regression and oncocytic change in rectal adenocarcinoma treated with neo-adjuvant chemoradiotherapy
    Paromita Roy
    Department of Pathology, University Health Network, Toronto, Ontario, Canada
    J Surg Oncol 105:130-4. 2012
    ..Oncocytic change (OC) has also been described in the residual tumor. This study assesses the correlation of degree of pathological response and OC with clinical outcome...
  17. doi The use of Cytokeratin 19 (CK19) immunohistochemistry in lesions of the pancreas, gastrointestinal tract, and liver
    Richa Jain
    Department of Pathology, The Toronto General Hospital, University Health Network University of Toronto, Toronto, Ontario, Canada
    Appl Immunohistochem Mol Morphol 18:9-15. 2010
    ..It can also be used to highlight native ductules in the liver and helps separate conditions such as focal nodular hyperplasia from hepatic adenoma. The vast majority of adenocarcinomas in the GIT and pancreas are CK19 positive...
  18. ncbi Expression of Wnt-signaling pathway proteins in intraductal papillary mucinous neoplasms of the pancreas: a tissue microarray analysis
    Runjan Chetty
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Ontario, Canada
    Hum Pathol 37:212-7. 2006
    ..These findings suggest that a proportion of cases of IPMN may show abnormalities in the Wnt-signaling pathway with consequent altered expression of downstream related proteins...
  19. doi Ductal adenomas of salivary gland showing features of striated duct differentiation ('striated duct adenoma'): a report of six cases
    Ilan Weinreb
    Department of Pathology, University Health Network, University of Toronto, Toronto, ON, Canada
    Histopathology 57:707-15. 2010
    ..To describe a salivary adenoma composed largely of unilayered ducts resembling striated ducts, and to differentiate it from similar adenomas, including canalicular and intercalated duct adenoma...
  20. ncbi The predictive value of CK19 and CD99 in pancreatic endocrine tumors
    Abdullah Ali
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Ont, Canada
    Am J Surg Pathol 30:1588-94. 2006
    ..CD99 does not appear to be as useful. There is no compelling evidence, from our study, to suggest that both these markers may be used in concert to predict the behavior of PETs...
  21. ncbi Primary frozen section diagnosis by robotic microscopy and virtual slide telepathology: the University Health Network experience
    Andrew J Evans
    Department of Pathology Laboratory Medicine Program, University Health Network, Toronto, Ontario, Canada
    Semin Diagn Pathol 26:165-76. 2009
    ..In addition to its superior speed and image quality, the VS approach readily facilitates consultation with colleagues on difficult cases. As a result, there has been greater overall pathologist satisfaction with VS TP...
  22. doi Lipid-rich and clear cell neuroendocrine tumors ("carcinoids") of the appendix: potential confusion with goblet cell carcinoid
    Runjan Chetty
    Department of Pathology, Laboratory Medicine Programme, University Health Network University of Toronto, Toronto, Canada
    Am J Surg Pathol 34:401-4. 2010
    ..The presence of multi-vacuolated, foamy and clear cells, some resembling signet ring or goblet cells, in otherwise classic carcinoid tumors is rare but should be considered in this context in the appendix...
  23. doi Gastric hyperplastic polyps: a review
    Richa Jain
    Department of Pathology, University Health Network University of Toronto, Toronto, ON, Canada
    Dig Dis Sci 54:1839-46. 2009
    ....
  24. doi Intraductal tubular adenoma (pyloric gland-type) of the pancreas: a reappraisal and possible relationship with gastric-type intraductal papillary mucinous neoplasm
    Runjan Chetty
    Department of Pathology, University Health Network University of Toronto, The Toronto General Hospital, 200 Elizabeth Street, 11th Floor, Eaton Wing, Toronto, ON M5G 2C4, Canada
    Histopathology 55:270-6. 2009
    ..Three cases of ITA are presented, the literature reviewed and their association with intraductal papillary mucinous neoplasm (IPMN) is postulated...
  25. doi A unique biphasic variant of cutaneous fibrous histiocytoma with a storiform pattern and intralesional pigmented melanocytes: "storiform melano-fibrous histiocytoma"
    Vidhya Nair
    Department of Pathology, University Health Network, Toronto General Hospital, 200 Elizabeth Street, 11th Floor, Eaton Wing, Room 312, Toronto, M5G 2C4, Ontario, Canada
    Eur J Dermatol 18:332-6. 2008
    ..This case raises a nosological debate given the histological, immunophenotypic and cytogenetic findings...
  26. ncbi Nuclear expression of E-cadherin in solid pseudopapillary tumors of the pancreas
    Stefano Serra
    Department of Pathology, University Health Network Toronto Medical Laboratories, Toronto, ON, Canada
    JOP 8:296-303. 2007
    ..Moreover, there is a close relationship between beta-catenin and E-cadherin...
  27. doi Intercalated duct lesions of salivary gland: a morphologic spectrum from hyperplasia to adenoma
    Ilan Weinreb
    Department of Pathology, University Health Network, University of Toronto, Toronto, Ontario M5G 2C4, Canada
    Am J Surg Pathol 33:1322-9. 2009
    ..There is an association with basal cell adenomas and EMC, which lends credence to their role as a putative precursor lesion...
  28. doi Loss of membrane localization and aberrant nuclear E-cadherin expression correlates with invasion in pancreatic endocrine tumors
    Runjan Chetty
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Toronto, Canada
    Am J Surg Pathol 32:413-9. 2008
    ..Aberrant expression of both beta-catenin and E-cadherin correlated strongly with lymph node spread and liver metastases...
  29. pmc Combined goblet cell carcinoid and mucinous cystadenoma of the vermiform appendix
    Khaled O Alsaad
    Department of Laboratory Medicine and Pathobiology, University of Toronto and University Health Network, Toronto, Ontario M5G 2C4, Canada
    World J Gastroenterol 15:3431-3. 2009
    ..In this report, we describe a rare case of combined appendiceal goblet cell carcinoid and mucinous cystadenoma, and discuss the possible histopathogenesis of this combination...
  30. ncbi Spiradenocarcinoma arising from a spiradenocylindroma: unusual case with lymphoepithelioma-like areas
    Runjan Chetty
    Department of Pathology, University Health Network University of Toronto, Toronto, ON, Canada
    J Cutan Med Surg 13:215-20. 2009
    ..Hybrid skin adnexal tumors are common, and spiradenocylindroma is well described...
  31. ncbi Oncocytic papillary neoplasms of the biliary tract: a clinicopathological, mucin core and Wnt pathway protein analysis of four cases
    Marjan Rouzbahman
    Department of Pathology, University Health Network University of Toronto, Toronto, Canada
    Pathology 39:413-8. 2007
    ....
  32. ncbi Intracytoplasmic inclusions (including the so-called "rhabdoid" phenotype) in pancreatic endocrine tumors
    Stefano Serra
    Department of Pathology, University Health Network Toronto Medical Laboratories and University of Toronto, Toronto, Canada
    Endocr Pathol 17:75-81. 2006
    ..This phenotype, in particular the rhabdoid cells, is worthy of attention as a proportion may show lymphovascular invasion with evidence of metastasis at the time of presentation, irrespective of size, mitotic rates, or necrosis...
  33. ncbi Pancreatic endocrine tumour with ductules: further observations of an unusual histological subtype
    Runjan Chetty
    Department of Pathology, University Health Network Toronto Medical Laboratories, Princess Margaret Hospital, University of Toronto, Toronto, Canada
    Pathology 38:5-9. 2006
    ..A study of 21 cases of this variant was undertaken with particular attention paid to the distribution and morphology of the ductules, the presence of entrapped acinar tissue and the surrounding uninvolved pancreatic tissue...
  34. ncbi Paucicellular infiltrating ductal carcinoma of pancreas: an unusual variant
    Mosa Fagih
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Toronto, Canada M5G 2M9
    Ann Diagn Pathol 11:46-8. 2007
    ..Very focal ductal and signet-ring cell differentiation was noted. This unusual variant of pancreatic cancer was characterized by paucicellularity and a pattern of invasion resembling lobular carcinoma of breast...
  35. doi Gangliocytic paraganglioma: a rare case with metastases of all 3 elements to liver and lymph nodes
    Corwyn Rowsell
    Department of Pathology, Sunnybrook Health Sciences Centre, Toronto M4N 3M5, Canada
    Ann Diagn Pathol 15:467-71. 2011
    ..It is probably best to regard such cases as having "uncertain malignant potential" and advocate careful follow-up...
  36. doi Myxoid perineurioma presenting as a gastric polyp
    Runjan Chetty
    Department of Pathology, Laboratory Medicine Programme, University Health Network University of Toronto, Toronto, Canada M5G 2C4
    Ann Diagn Pathol 14:125-8. 2010
    ..The overall morphological and immunophenotypic features of this lesion are in keeping with a myxoid gastric perineurioma. This lesion needs to be separated from an inflammatory fibroid polyp and a gastrointestinal stromal tumor...
  37. ncbi Psammomatous melanotic schwannoma presenting as colonic polyps
    Runjan Chetty
    Department of Pathology, University Health Network, Toronto General Hospital, 200 Elizabeth Street, 11th Floor, Eaton Wing, Room 312, Toronto, Ontario, M5G 2C4, Canada
    Virchows Arch 451:717-20. 2007
    ..The lack of malignant features separates this lesion from melanoma while the immunophenotype of the other lesions is characteristic...
  38. doi Intraductal pancreatic neuroendocrine tumor
    Runjan Chetty
    Department of Pathology, Laboratory Medicine Programme, University Health Network, The Toronto General Hospital, Toronto, ON, Canada M5G 2C4
    Endocr Pathol 20:262-6. 2009
    ..While an intraductal location of a pancreatic neuroendocrine tumor is rare, it should be borne in mind when confronted by an intraductal lesion in the pancreas...
  39. ncbi Cutaneous melanocytoneuroma: the first case of a distinctive intraneural tumor with dual nerve sheath and melanocytic differentiation
    Ilan Weinreb
    Department of Pathology, University Health Network, Toronto, Ontario, Canada
    J Cutan Pathol 34:52-7. 2007
    ..In conclusion, this unusual lesion represents an intraneural proliferation with melanocytic and nerve sheath cell differentiation, to which we have accorded the appellation, MCN...
  40. ncbi Small and microscopically detected gastrointestinal stromal tumours: an overview
    Runjan Chetty
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Toronto, Canada
    Pathology 40:9-12. 2008
    ..They are biologically indolent, and the majority of lesions appear to remain small and/or show evidence of involution. However, it is possible that some are the precursors of clinically significant GISTs...
  41. doi An overview of practical issues in the diagnosis of gastroenteropancreatic neuroendocrine pathology
    Runjan Chetty
    Department of Pathology, University Health Network University of Toronto, Toronto, Ontario, Canada
    Arch Pathol Lab Med 132:1285-9. 2008
    ..With advances in imaging techniques, more of these tumors are being removed and sent for pathologic evaluation. It is important for the diagnostic pathologist to be aware of recent developments in this field...
  42. pmc Differential gene expression profile reveals deregulation of pregnancy specific beta1 glycoprotein 9 early during colorectal carcinogenesis
    Sima Salahshor
    Department of Medical Biophysics, Ontario Cancer Institute, 610 University Ave, Toronto, Ontario, M5G 2M9, Canada
    BMC Cancer 5:66. 2005
    ....
  43. doi Vasculopathic changes, a somatostatin-producing neuroendocrine carcinoma and a jejunal gastrointestinal stromal tumor in a patient with type 1 neurofibromatosis
    Runjan Chetty
    Department of Pathology, University Health Network University of Toronto, Toronto, Ontario, Canada
    Endocr Pathol 20:177-81. 2009
    ..These abnormal vessels were within and close to the somatostatinoma only and were not found away from the tumor. It is thought that the vasculopathy is related to NF-1 with abnormal neurofibromin possibly playing a role...
  44. doi Nuclear E-cadherin immunoexpression: from biology to potential applications in diagnostic pathology
    Runjan Chetty
    Department of Pathology, University Health Network University of Toronto, Ontario, Canada
    Adv Anat Pathol 15:234-40. 2008
    ..The exact mechanism by which E-cadherin enters the nucleus is not known but it is likely that it is closely related to several partner molecules such as beta-catenin, p120, and presenilin-1...
  45. doi Metastatic clear cell renal cell carcinoma presenting as multiple colonic polyps
    Runjan Chetty
    Department of Pathology, University Health Network Toronto Medical Laboratories, Toronto General Hospital, 200 Elizabeth Street, Toronto, Ontario, M5G 2C4 Canada
    Int J Surg Pathol 19:791-4. 2011
    ..This case highlights an extremely unusual presentation of recurrent renal cell carcinoma as multiple, separate colonic polyps 17 years after resection of the primary tumor...
  46. ncbi Primary gastrointestinal tract lymphoma: diagnosis and management of common neoplasms
    Brendan C Dickson
    University of Toronto, Department of Laboratory Medicine and Pathobiology, Toronto General Hospital, Department of Pathology, 200 Elizabeth Street, 11th Floor, Residents and Fellows Room, Toronto, Ontario, Canada
    Expert Rev Anticancer Ther 6:1609-28. 2006
    ..Thus, this review is intended to offer clinicians and pathologists an overview of primary gastrointestinal lymphomas...
  47. ncbi Perivascular epithelioid cell neoplasms (PEComas): four malignant cases expanding the histopathological spectrum and a description of a unique finding
    Ilan Weinreb
    Department of Pathology, University Health Network, 200 Elizabeth Street, 11th Floor, Toronto, ON, M5G 2C4, Canada
    Virchows Arch 450:463-70. 2007
    ..These tumours may manifest largely as sarcomas appearing to be undifferentiated and should be considered in their differential diagnosis...
  48. ncbi Adenosquamous carcinoma of the pancreas with clear cell and rhabdoid components. A case report
    Mina Jamali
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Toronto, ON, Canada
    JOP 8:330-4. 2007
    ..In as much as no such variant of this pancreatic tumour has been previously reported in the literature, we report an unusual case of an adenosquamous carcinoma of the pancreas characterized by clear cells and rhabdoid cells...
  49. ncbi Spindle cell pancreatic endocrine tumor associated with Cushing's syndrome
    Runjan Chetty
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Toronto, Canada
    Endocr Pathol 16:145-51. 2005
    ..ACTH-producing PET are usually aggressive lesions with metastases at the time of presentation and aggressive biological behavior. However, this case was characterized by an indolent clinical course...
  50. doi Leiomyosarcoma of the broad ligament with osteoclast-like giant cells and rhabdoid cells
    Blaise A Clarke
    Department of Pathology, Laboratory Medicine Programme, University Health Network University of Toronto, 200 Elizabeth Street, Toronto, Ontario, Canada
    Int J Gynecol Pathol 29:432-7. 2010
    ..These two cells types have individually been implicated as harbingers of a poor prognosis in leiomyosarcomas. Their prominence in the recurrent tumor and the loss of muscle marker expression are in keeping with biologic progression...
  51. ncbi Clear cell (glycogen rich) gastric adenocarcinoma: a distinct tubulo-papillary variant with a predilection for the cardia/gastro-oesophageal region
    Zohreh Afshar Ghotli
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Toronto, Ontario, Canada
    Pathology 39:466-9. 2007
    ..To explore the clinicopathological and immunohistochemical profile of clear cell gastric cancers with a tubulo-papillary pattern...
  52. doi Seromucinous hamartomas: a clinicopathological study of a sinonasal glandular lesion lacking myoepithelial cells
    Ilan Weinreb
    Department of Pathology, University Health Network, University of Toronto, Toronto, ON, Canada
    Histopathology 54:205-13. 2009
    ..To describe seven cases of sinonasal seromucinous hamartoma...
  53. doi Quality indicators for gastric cancer surgery: a survey of practicing pathologists in Ontario
    Alia P Qureshi
    Division of General Surgery, University of Toronto, Toronto, ON, Canada
    Ann Surg Oncol 16:1883-9. 2009
    ..Because disease management is highly collaborative, we surveyed pathologists to assess their knowledge of LN assessment and margins for processing gastric cancer specimens...
  54. doi Primary frozen section diagnosis by robotic microscopy and virtual slide telepathology: the University Health Network experience
    Andrew J Evans
    Department of Pathology Laboratory Medicine Program, University Health Network, Toronto, Ontario, Canada
    Hum Pathol 40:1070-81. 2009
    ..In addition to its superior speed and image quality, the VS approach readily facilitates consultation with colleagues on difficult cases. As a result, there has been greater overall pathologist satisfaction with VS TP...
  55. doi Epstein-Barr virus-associated lymphoepithelioma-like gastric carcinoma
    Chaturika Harshini Pavithra Herath
    Department of Pathology, University Health Network, Toronto General Hospital, Toronto, Ontario, Canada
    Arch Pathol Lab Med 132:706-9. 2008
    ....
  56. doi An unusual composite pilomatrix carcinoma with intralesional melanocytes: differential diagnosis, immunohistochemical evaluation, and review of the literature
    Prashant Jani
    Department of Pathology, Thunder Bay Regional Health Science Centre, Thunder Bay, Ontario, Canada
    Am J Dermatopathol 30:174-7. 2008
    ..It is possible that sun damage played a role in stimulating migration of melanocytes among matrical cells in this case...
  57. doi Molecular characteristics of a pancreatic adenocarcinoma associated with Shwachman-Diamond syndrome
    Santhosh Dhanraj
    Cell Biology Program, Research Institute, The Hospital for Sick Children, University of Toronto, Toronto, Ontario, Canada
    Pediatr Blood Cancer 60:754-60. 2013
    ..Shwachman-Diamond syndrome (SDS) is characterized by hypoplasia of the bone marrow and exocrine pancreas and a high risk of leukemia. It is unknown whether solid tumors are part of the disease phenotype...
  58. doi Primary nodal hemangioma
    Maha Elgoweini
    Department of Pathology, North Glasgow University, Hospitals NHS Trust, Scotland, UK
    Arch Pathol Lab Med 136:110-2. 2012
    ..Four histologic types of hemangioma have been identified: capillary/cavernous, lobular capillary, cellular, and epithelioid. This review highlights the key features of previously reported cases and discusses the differential diagnosis...
  59. doi Intramucosal ganglion cells are common in diverticular disease
    Hwa Eun Oh
    Department of Pathology, University Health Network Toronto Medical Laboratories, University of Toronto, Toronto, Canada
    Pathology 40:470-4. 2008
    ..The aim of this study was to firmly establish the incidence of intramucosal ganglion cells in diverticular disease, normal mucosa and in a spectrum of gastrointestinal diseases...
  60. doi Collagenous gastritis
    Richa Jain
    Department of Pathology, University Health Network, University of Toronto, Ontario, Canada
    Int J Surg Pathol 18:534-6. 2010
    ..The patient did not have watery diarrhea. Collagenous gastritis can occur in young patients, be restricted to the stomach, and can be associated with celiac disease...
  61. ncbi Basaloid squamous carcinoma of the anal canal with an adenoid cystic pattern: histologic and immunohistochemical reappraisal of an unusual variant
    Runjan Chetty
    Department of Pathology, University Health Network, University of Toronto, Toronto, Ontario, Canada
    Am J Surg Pathol 29:1668-72. 2005
    ..Immunohistochemistry and awareness of this unusual pattern of BSC will facilitate the correct diagnosis being reached...
  62. doi Oncocytic rectal adenocarcinomas
    Runjan Chetty
    Department of Pathology, University Health Network and University of Toronto, Toronto, Canada
    Hum Pathol 40:478-83. 2009
    ..All 8 cases appeared to have behaved aggressively with rapid local and/or distant spread over a short duration...
  63. pmc Requiem for the term 'carcinoid tumour' in the gastrointestinal tract?
    Runjan Chetty
    Department of Pathology, University Health Network and University of Toronto, Toronto, Canada
    Can J Gastroenterol 22:357-8. 2008
    ..Thus, the term 'carcinoid' has served its purpose well, but its use should be phased out in favour of 'neuroendocrine tumour' or 'neuroendocrine carcinoma'...
  64. doi Dieulafoy disease of the colon
    Richa Jain
    Department of Pathology, University Health Network University of Toronto, Toronto, Canada
    Arch Pathol Lab Med 133:1865-7. 2009
    ..However, the diagnosis can be missed because of the small size of the lesion and the almost normal appearance of the mucosa. Awareness of its existence will provide an answer for otherwise unexplained gastrointestinal hemorrhage...
  65. doi Solitary fibrous tumor of the uterine cervix
    Kurosh Rahimi
    Department of Pathology, Laboratory Medicine Programme, University Health Network University of Toronto, Toronto, Ontario, Canada
    Int J Gynecol Pathol 29:189-92. 2010
    ..SFT shares several histologic features of a superficial cervicovaginal myofibroblastoma; the cellular variability, pattern and distribution of vessels, stromal collagenization, and desmin negativity favors SFT...
  66. pmc Cryptococcemia resulting in an incomplete abortion in an HIV-positive patient
    Kurosh Rahimi
    Department of Pathology, University Health Network University of Toronto, Toronto, Ontario
    Can J Infect Dis Med Microbiol 20:e97-9. 2009
    ..There was a focal granulomatous response to the organisms. An accompanying cryptococcal endometritis was not noted. Other concomitant infections were not seen...
  67. ncbi Vasculitides of the gastrointestinal tract
    Eric Ahn
    Department of Pathology, Toronto General Hospital University Health Network, Toronto, ON, Canada
    Semin Diagn Pathol 26:77-88. 2009
    ..Segmental arterial mediolysis, mistakenly believed to be a vasculitis, is also discussed...