A L Folpe

Summary

Affiliation: Emory University
Country: USA

Publications

  1. ncbi Proliferating trichilemmal tumors: clinicopathologic evaluation is a guide to biologic behavior
    Andrew L Folpe
    Emory University, Atlanta, GA, USA
    J Cutan Pathol 30:492-8. 2003
  2. ncbi Thyroid transcription factor-1: immunohistochemical evaluation in pulmonary neuroendocrine tumors
    A L Folpe
    Department of Pathology, Emory University, Atlanta, Georgia, USA
    Mod Pathol 12:5-8. 1999
  3. ncbi Ossifying fibromyxoid tumor of soft parts: a clinicopathologic study of 70 cases with emphasis on atypical and malignant variants
    Andrew L Folpe
    Department of Pathology H 175, Emory University Hospital, 1364 Clifton Road NE, Atlanta, GA 30322, USA
    Am J Surg Pathol 27:421-31. 2003
  4. ncbi Most osteomalacia-associated mesenchymal tumors are a single histopathologic entity: an analysis of 32 cases and a comprehensive review of the literature
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA, USA
    Am J Surg Pathol 28:1-30. 2004
  5. ncbi Expression of claudin-1, a recently described tight junction-associated protein, distinguishes soft tissue perineurioma from potential mimics
    Andrew L Folpe
    H 175 Department of Pathology, Emory University, 1364 Clifton Road NE, Atlanta, GA 30322, USA
    Am J Surg Pathol 26:1620-6. 2002
  6. ncbi Pleomorphic hyalinizing angiectatic tumor: analysis of 41 cases supporting evolution from a distinctive precursor lesion
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine Emory University, Atlanta, GA 30322, USA
    Am J Surg Pathol 28:1417-25. 2004
  7. ncbi Morphologic and immunophenotypic diversity in Ewing family tumors: a study of 66 genetically confirmed cases
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA 30322, USA
    Am J Surg Pathol 29:1025-33. 2005
  8. ncbi Perivascular epithelioid cell neoplasms of soft tissue and gynecologic origin: a clinicopathologic study of 26 cases and review of the literature
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA 30322, USA
    Am J Surg Pathol 29:1558-75. 2005
  9. ncbi Immunohistochemical detection of FLI-1 protein expression: a study of 132 round cell tumors with emphasis on CD99-positive mimics of Ewing's sarcoma/primitive neuroectodermal tumor
    A L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, USA
    Am J Surg Pathol 24:1657-62. 2000
  10. ncbi Vascular endothelial growth factor receptor-3 (VEGFR-3): a marker of vascular tumors with presumed lymphatic differentiation, including Kaposi's sarcoma, kaposiform and Dabska-type hemangioendotheliomas, and a subset of angiosarcomas
    A L Folpe
    Department of Pathology, Emory University, Atlanta, Georgia, USA
    Mod Pathol 13:180-5. 2000

Detail Information

Publications63

  1. ncbi Proliferating trichilemmal tumors: clinicopathologic evaluation is a guide to biologic behavior
    Andrew L Folpe
    Emory University, Atlanta, GA, USA
    J Cutan Pathol 30:492-8. 2003
    ..The malignant potential of PTT is controversial, as only a small number of histologically malignant PTTs and a smaller number of clinically malignant PTTs have been reported...
  2. ncbi Thyroid transcription factor-1: immunohistochemical evaluation in pulmonary neuroendocrine tumors
    A L Folpe
    Department of Pathology, Emory University, Atlanta, Georgia, USA
    Mod Pathol 12:5-8. 1999
    ..The ubiquity of TTF-1 expression in pulmonary NECs demonstrated in this study also argues against its use in their subclassification...
  3. ncbi Ossifying fibromyxoid tumor of soft parts: a clinicopathologic study of 70 cases with emphasis on atypical and malignant variants
    Andrew L Folpe
    Department of Pathology H 175, Emory University Hospital, 1364 Clifton Road NE, Atlanta, GA 30322, USA
    Am J Surg Pathol 27:421-31. 2003
    ..Their line of differentiation remains unclear, although we suggest they may belong to the category of translocation-associated sarcomas, not all of which recapitulate a normal line of differentiation...
  4. ncbi Most osteomalacia-associated mesenchymal tumors are a single histopathologic entity: an analysis of 32 cases and a comprehensive review of the literature
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA, USA
    Am J Surg Pathol 28:1-30. 2004
    ..Recognition of PMTMCT is critical, as complete resection cures intractable OO. Immunohistochemistry and RT-PCR for FGF-23 confirm the role of this protein in PMTMCT-associated OO...
  5. ncbi Expression of claudin-1, a recently described tight junction-associated protein, distinguishes soft tissue perineurioma from potential mimics
    Andrew L Folpe
    H 175 Department of Pathology, Emory University, 1364 Clifton Road NE, Atlanta, GA 30322, USA
    Am J Surg Pathol 26:1620-6. 2002
    ..In particular, claudin-1 is often a more robust marker than EMA in a given perineurioma. Claudin-1 is not expressed within the lesional cells of the mesenchymal tumors that enter into the differential diagnosis of perineurioma...
  6. ncbi Pleomorphic hyalinizing angiectatic tumor: analysis of 41 cases supporting evolution from a distinctive precursor lesion
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine Emory University, Atlanta, GA 30322, USA
    Am J Surg Pathol 28:1417-25. 2004
    ..PHAT should be considered mesenchymal tumors of intermediate malignancy, given their high rate of (sometimes aggressive) local recurrence...
  7. ncbi Morphologic and immunophenotypic diversity in Ewing family tumors: a study of 66 genetically confirmed cases
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA 30322, USA
    Am J Surg Pathol 29:1025-33. 2005
    ....
  8. ncbi Perivascular epithelioid cell neoplasms of soft tissue and gynecologic origin: a clinicopathologic study of 26 cases and review of the literature
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA 30322, USA
    Am J Surg Pathol 29:1558-75. 2005
    ..PEComas with two or more worrisome histologic features should be considered malignant. Occasional PEComas express unusual markers, such as S-100 protein, desmin, and rarely CK. The role of TFE3 in PEComas should be further studied...
  9. ncbi Immunohistochemical detection of FLI-1 protein expression: a study of 132 round cell tumors with emphasis on CD99-positive mimics of Ewing's sarcoma/primitive neuroectodermal tumor
    A L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, USA
    Am J Surg Pathol 24:1657-62. 2000
    ..It is not surprising that some ES/ PNET are FLI-1-negative, because not all ES/PNET have the classic EWS/FLI-1, and some cases of ES/PNET may produce either low levels of protein or idiotypically different protein...
  10. ncbi Vascular endothelial growth factor receptor-3 (VEGFR-3): a marker of vascular tumors with presumed lymphatic differentiation, including Kaposi's sarcoma, kaposiform and Dabska-type hemangioendotheliomas, and a subset of angiosarcomas
    A L Folpe
    Department of Pathology, Emory University, Atlanta, Georgia, USA
    Mod Pathol 13:180-5. 2000
    ..However, the expression of VEGFR-3 by certain AS having Kaposi-like areas, a prominent lymphocytic infiltrate, or hobnail endothelium may define subset(s) having phenotypic, if not pathogenetic and biologic, differences...
  11. ncbi (F-18) fluorodeoxyglucose positron emission tomography as a predictor of pathologic grade and other prognostic variables in bone and soft tissue sarcoma
    A L Folpe
    Department of Pathology, Emory University Medical Center, Atlanta, Georgia 30322, USA
    Clin Cancer Res 6:1279-87. 2000
    ..Further follow-up will be necessary to determine whether FDG-PET provides independent prognostic information...
  12. ncbi Clear cell myomelanocytic tumor of the falciform ligament/ligamentum teres: a novel member of the perivascular epithelioid clear cell family of tumors with a predilection for children and young adults
    A L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, USA
    Am J Surg Pathol 24:1239-46. 2000
    ..quot; The differential diagnosis of these tumors includes clear cell sarcoma of tendons and aponeuroses, leiomyosarcoma, and angiomyolipoma...
  13. ncbi Atypical and malignant glomus tumors: analysis of 52 cases, with a proposal for the reclassification of glomus tumors
    A L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia 30322, USA
    Am J Surg Pathol 25:1-12. 2001
    ..In contrast, metastatic disease was not seen in any specimen classified as symplastic glomus tumor, glomus tumor of uncertain malignant potential, or glomangiomatosis...
  14. ncbi Practical applications of immunohistochemistry in the diagnosis of soft tissue neoplasms
    A L Folpe
    Department of Pathology, Emory University Hospital, Atlanta, GA 30322, USA
    Surg Oncol 8:197-203. 1999
    ..The limitations of immunohistochemistry and possible future directions for the application of immunohistochemistry to sarcoma diagnosis are also reviewed...
  15. ncbi Expression of Fli-1, a nuclear transcription factor, distinguishes vascular neoplasms from potential mimics
    A L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, USA
    Am J Surg Pathol 25:1061-6. 2001
    ..As the first nuclear, rather than cytoplasmic or membranous marker of endothelium, Fli-1 immunostaining also generally lacks cytoplasmic staining artifacts that are the result of endogenous peroxidases or biotin...
  16. ncbi Microphthalmia transcription factor and melanoma cell adhesion molecule expression distinguish desmoplastic/spindle cell melanoma from morphologic mimics
    M B Koch
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia 30322, USA
    Am J Surg Pathol 25:58-64. 2001
    ..These markers may also be helpful in certain other differential diagnoses, such as distinguishing clear cell sarcomas from epithelioid malignant peripheral nerve sheath tumors...
  17. ncbi Microphthalmia transcription factor immunohistochemistry: a useful diagnostic marker in the diagnosis and detection of cutaneous melanoma, sentinel lymph node metastases, and extracutaneous melanocytic neoplasms
    D J Brat
    Department of Dermatology, Emory University School of Medicine, 5309 Woodruff Memorial Bldg, Atlanta, GA 30322, USA
    J Am Acad Dermatol 45:414-9. 2001
    ..Use of this stain may facilitate detection of micrometastases in sentinel lymph nodes...
  18. ncbi Consultative (expert) second opinions in soft tissue pathology. Analysis of problem-prone diagnostic situations
    Z K Arbiser
    Department of Pathology and Laboratory Medicine, Emory University Hospital, 1364 Clifton Rd, Atlanta, GA 30322, USA
    Am J Clin Pathol 116:473-6. 2001
    ..Lack of familiarity with rare or unusual lesions is probably more significant in explaining diagnostic discrepancies than is the increasing use of needle biopsy or the failure to perform immunohistochemical analysis...
  19. ncbi Sclerosing rhabdomyosarcoma in adults: report of four cases of a hyalinizing, matrix-rich variant of rhabdomyosarcoma that may be confused with osteosarcoma, chondrosarcoma, or angiosarcoma
    Andrew L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia 30322, USA
    Am J Surg Pathol 26:1175-83. 2002
    ..Study of additional cases will be necessary to more fully elucidate its place among RMS and its prognostic significance...
  20. ncbi Diagnostic utility of microphthalmia transcription factor in malignant melanoma and other tumors
    K L Chang
    Department of Pathology, City of Hope National Medical Center, Duarte, California 91010, USA
    Adv Anat Pathol 8:273-5. 2001
    ....
  21. ncbi Low-grade fibromyxoid sarcoma and hyalinizing spindle cell tumor with giant rosettes: a clinicopathologic study of 73 cases supporting their identity and assessing the impact of high-grade areas
    A L Folpe
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, USA
    Am J Surg Pathol 24:1353-60. 2000
    ..The fact that the only three patients to develop metastatic disease were patients whose LGFMS or HSCT was identified retrospectively supports this concept...
  22. ncbi Alveolar soft-part sarcoma of the urinary bladder with urethral recurrence: a unique case with emphasis on differential diagnoses and diagnostic utility of an immunohistochemical panel including TFE3
    Mahul B Amin
    Department of Pathology and Laboratory Medicine, Emory University School of Medicine, Atlanta, GA, USA
    Am J Surg Pathol 30:1322-5. 2006
    ....
  23. ncbi CD31 expression in intratumoral macrophages: a potential diagnostic pitfall
    J K McKenney
    Department of Pathology and Laboratory Medicine, Emory University School of Medicine, Atlanta, Georgia 30322, USA
    Am J Surg Pathol 25:1167-73. 2001
    ..CD31 may also be useful as a nonlysosomal marker of macrophages in formalin-fixed, paraffin-embedded sections...
  24. ncbi Cutaneous angiosarcoma following breast-conserving surgery and radiation: an analysis of 27 cases
    Steven D Billings
    Department of Pathology and Laboratory Medicine, Indiana University School of Medicine, Indianapolis, IN 46202, USA
    Am J Surg Pathol 28:781-8. 2004
    ..The median interval to death was 33.5 months. All 4 patients with disease have documented metastasis. CPRASB differs from Stewart-Treves AS by its shorter latency period and lack of association with lymphedema...
  25. ncbi Epithelioid sarcoma-like hemangioendothelioma
    Steven D Billings
    Department of Pathology, Indiana University School of Medicine, Indianapolis, USA
    Am J Surg Pathol 27:48-57. 2003
    ..Its distinction from other epithelioid vascular lesions is discussed. We think this tumor fits best into the family of "hemangioendothelioma" or vascular lesions of intermediate malignancy...
  26. ncbi Dual-color, break-apart fluorescence in situ hybridization for EWS gene rearrangement distinguishes clear cell sarcoma of soft tissue from malignant melanoma
    Rajiv M Patel
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA 30355, USA
    Mod Pathol 18:1585-90. 2005
    ..As the studied probe can be utilized in routinely processed tissue, FISH provides an excellent alternative to reverse-transcriptase polymerase chain reaction in cases where fresh tissue is unavailable...
  27. ncbi Immunoprofile of ovarian tumors with putative transitional cell (urothelial) differentiation using novel urothelial markers: histogenetic and diagnostic implications
    Sanjay Logani
    Emory University School of Medicine, Atlanta, Georgia 30322, USA
    Am J Surg Pathol 27:1434-41. 2003
    ..They also indicate that the morphologic similarity between TCC-O and TCC-B does not indicate any histogenic similarity and, as others have noted, TCC-O is a variant morphology in the spectrum of surface epithelial carcinomas...
  28. ncbi Sporadic cutaneous angiosarcomas: a proposal for risk stratification based on 69 cases
    Andrea T Deyrup
    Department of Pathology, Winship Cancer Institute, Emory University, Atlanta, GA 30322, USA
    Am J Surg Pathol 32:72-7. 2008
    ..These features seem to diminish in importance with increased tumor size and are probably most useful in tumors less than 5 cm in maximum dimension...
  29. ncbi Primary Ewing's sarcoma/primitive neuroectodermal tumor of the kidney: a clinicopathologic and immunohistochemical analysis of 11 cases
    Rafael E Jimenez
    Department of Pathology, Emory University School of Medicine, Atlanta, Georgia, USA
    Am J Surg Pathol 26:320-7. 2002
    ..The accurate distinction between these two entities has clear prognostic and therapeutic implications...
  30. ncbi Do leiomyomas of deep soft tissue exist? An analysis of highly differentiated smooth muscle tumors of deep soft tissue supporting two distinct subtypes
    S D Billings
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, USA
    Am J Surg Pathol 25:1134-42. 2001
    ..We suggest that these two groups of smooth muscle tumors be diagnostically approached in a site-specific fashion...
  31. pmc Activation of the mTOR pathway in sporadic angiomyolipomas and other perivascular epithelioid cell neoplasms
    Heidi Kenerson
    Department of Pathology, University of Washington, Seattle, WA 98195, USA
    Hum Pathol 38:1361-71. 2007
    ..This suggests the possibility that mTOR inhibitors such as rapamycin may be therapeutic for this class of disease...
  32. ncbi Clear cell myomelanocytic tumor of the thigh: report of a unique case
    Andrew L Folpe
    Department of Pathology, Emory University, Atlanta, Georgia 30322, USA
    Am J Surg Pathol 26:809-12. 2002
    ..Histologic examination showed the classic features of CCMMT, and immunohistochemical studies confirmed co-expression of smooth muscle actin, HMB-45, and microphthalmia transcription factor...
  33. ncbi P504S immunohistochemical detection in 405 prostatic specimens including 376 18-gauge needle biopsies
    R Beach
    Department of Pathology and Laboratory Medicine, Emory University Hospital, 1364 Clifton Road NE, Atlanta, GA 30322, USA
    Am J Surg Pathol 26:1588-96. 2002
    ..Therefore, we think that P504S is best used only in conjunction with strict light microscopic correlation and preferably with high molecular weight cytokeratin immunostaining...
  34. ncbi Cutaneous and subcutaneous fibrohistiocytic tumors of intermediate malignancy: an update
    Steven D Billings
    Department of Pathology, Indiana University, Indianapolis, IN, USA
    Am J Dermatopathol 26:141-55. 2004
    ..The differential diagnosis of these tumors with a variety of benign and fully malignant cutaneous soft tissue neoplasms is discussed...
  35. doi Utility of a comprehensive immunohistochemical panel in the differential diagnosis of spindle cell lesions of the urinary bladder
    Danielle E Westfall
    Department of Pathology and Laboratory Medicine, Cedars Sinai Medical Center, Los Angeles, CA 90048, USA
    Am J Surg Pathol 33:99-105. 2009
    ....
  36. ncbi National surgical patterns of care: regional lymphadenectomy of breast sarcomas
    Norleena Poynter Gullett
    Department of Radiation Oncology, Emory University School of Medicine, Atlanta, GA 30322, USA
    Am J Clin Oncol 30:461-5. 2007
    ..We reviewed national surgical patterns of care for regional lymphadenectomy for breast STS using the Surveillance Epidemiology & End Results (SEER) registry...
  37. ncbi Kaposiform hemangioendothelioma: a study of 33 cases emphasizing its pathologic, immunophenotypic, and biologic uniqueness from juvenile hemangioma
    Lisa L Lyons
    Departments of Pathology and Laboratory Medicine, Emory University, Atlanta, GA 30322, USA
    Am J Surg Pathol 28:559-68. 2004
    ..Given this behavior, its continued classification as a vascular tumor of intermediate malignancy is warranted...
  38. ncbi Concurrent angiomyolipoma and renal cell neoplasia: a study of 36 cases
    R E Jimenez
    Department of Pathology, Emory University Hospital, Atlanta, Georgia 30322, USA
    Mod Pathol 14:157-63. 2001
    ..15). Papillary neoplasia, chromophobe, and collecting-duct renal-cell carcinoma were found only in sporadic cases. All of the 22 renal-cell neoplasms studied were negative for HMB-45, whereas all 25 angiomyolipomas studied were positive...
  39. ncbi Well-differentiated fetal adenocarcinoma of the lung: cytomorphologic features on fine-needle aspiration with emphasis on use of beta-catenin as a useful diagnostic marker
    Lori Proctor
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia, USA
    Diagn Cytopathol 35:39-42. 2007
    ....
  40. ncbi Potential utility of uroplakin III, thrombomodulin, high molecular weight cytokeratin, and cytokeratin 20 in noninvasive, invasive, and metastatic urothelial (transitional cell) carcinomas
    Douglas C Parker
    Department of Pathology, Emory University School of Medicine, Atlanta, Georgia, USA
    Am J Surg Pathol 27:1-10. 2003
    ..The results of the study indicate a role for an antibody panel that includes UROIII, THR, HMWCK, and CK20 in the diagnosis of urothelial tumors...
  41. ncbi Lipoleiomyosarcoma (well-differentiated liposarcoma with leiomyosarcomatous differentiation): a clinicopathologic study of nine cases including one with dedifferentiation
    Andrew L Folpe
    Department of Pathology, Emory University, Atlanta, Georgia 30322, USA
    Am J Surg Pathol 26:742-9. 2002
    ..LMS in L-LMS should not be misconstrued as evidence of low-grade dedifferentiation, a phenomenon that identifies a more unstable and potentially metastasizing lesion...
  42. doi Primary vascular tumors and tumor-like lesions of the kidney: a clinicopathologic analysis of 25 cases
    Jeffrey G Brown
    Department of Pathology, Cedars Sinai Medical Center, Los Angeles, CA 90048, USA
    Am J Surg Pathol 34:942-9. 2010
    ....
  43. ncbi Aberrant expression of tight junction-related proteins ZO-1, claudin-1 and occludin in synovial sarcoma: an immunohistochemical study with ultrastructural correlation
    Steven D Billings
    Department of Pathology, Indiana University, Indianapolis, IN, USA
    Mod Pathol 17:141-9. 2004
    ..In contrast, the spindled cells of all synovial sarcomas show significant abnormalities in the expression and localization of tight junction proteins, suggesting partial and/or aberrant epithelial differentiation...
  44. ncbi Heterotopic mesenteric ossification: a distinctive pseudosarcoma commonly associated with intestinal obstruction
    Rajiv M Patel
    Department of Pathology and Laboratory Medicine, 1364 Clifton Road NE, Emory University, Atlanta, GA 30222, USA
    Am J Surg Pathol 30:119-22. 2006
    ....
  45. ncbi C-kit expression distinguishes salivary gland adenoid cystic carcinoma from polymorphous low-grade adenocarcinoma
    Carla R Penner
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, Georgia 30322, USA
    Mod Pathol 15:687-91. 2002
    ..Our finding of different patterns of c-kit expression in tubular and solid variants of ACC supports the concept of solid variant ACC as a high-grade tumor, with progression toward an entirely "inner cell" phenotype...
  46. ncbi CDX-2, a new marker for adenocarcinoma of gastrointestinal origin
    Melissa K Li
    Department of Pathology, University of Florida, Gainesville, Florida, USA
    Adv Anat Pathol 11:101-5. 2004
    ..This article reviews the previous studies of this new antibody...
  47. ncbi The diagnostic value of beta-catenin immunohistochemistry
    Elizabeth Montgomery
    Department of Pathology, Johns Hopkins Hospital, Baltimore, MD 21231, USA
    Adv Anat Pathol 12:350-6. 2005
    ..Immunohistochemistry for beta-catenin may be useful in the differential diagnosis of selected tumors of soft tissue, the gastrointestinal tract, including the pancreas, lung, and female genital tract...
  48. ncbi Intercellular junctions in Ewing sarcoma/primitive neuroectodermal tumor: additional evidence of epithelial differentiation
    Audrey N Schuetz
    Department of Pathology and Laboratory Medicine, Emory University, Atlanta, GA 30322, USA
    Mod Pathol 18:1403-10. 2005
    ..Desmosomal and adherens junction protein expression was rare to absent. Our findings provide additional evidence that ES/PNET frequently show partial epithelial differentiation...
  49. ncbi Subconjunctival herniated orbital fat: A benign adipocytic lesion that may mimic pleomorphic lipoma and atypical lipomatous tumor
    Ingo Schmack
    Emory Eye Center, Emory University School of Medicine, Atlanta, GA, USA
    Am J Surg Pathol 31:193-8. 2007
    ..Multinucleated floret cells present in prolapsed orbital fat likely represent a reactive phenomenon, as they are not present in normal orbital fat...
  50. ncbi Best practices in diagnostic immunohistochemistry: pleomorphic cutaneous spindle cell tumors
    Andrew L Folpe
    Division of Anatomic Pathology, Mayo Clinic, 200 1st St SW, Rochester, MN 55905, USA
    Arch Pathol Lab Med 131:1517-24. 2007
    ..Pleomorphic cutaneous spindle cell tumors can be difficult to distinguish solely on histologic grounds. The use of ancillary immunohistochemical studies can greatly assist in this differential diagnosis...
  51. doi GLUT-1 expression in mesenchymal tumors: an immunohistochemical study of 247 soft tissue and bone neoplasms
    William A Ahrens
    Division of Anatomic Pathology, Mayo Clinic, Rochester, MN 55905, USA
    Hum Pathol 39:1519-26. 2008
    ....
  52. doi Dermatofibrosarcoma protuberans presenting as a subcutaneous mass: a clinicopathological study of 15 cases with exclusive or near-exclusive subcutaneous involvement
    Sylvia Bague
    Department of Pathology, Hospital de Sant Pau, Barcelona, Spain
    Am J Dermatopathol 30:327-32. 2008
    ..The differential diagnosis with other subcutaneous spindle cell neoplasms is emphasized. Awareness of this rare subset of DFSP should prevent its misdiagnosis as other less aggressive tumor types...
  53. doi Cutaneous CD30-positive epithelioid angiosarcoma following breast-conserving therapy and irradiation: a potential diagnostic pitfall
    Brent R Weed
    Department of Dermatology, Mayo Clinic, Rochester, MN 55905, USA
    Am J Dermatopathol 30:370-2. 2008
    ..This seems to be the first such case reported. The differential diagnosis of CD30 epithelioid angiosarcoma is discussed...
  54. ncbi Protein gene product 9.5 (PGP 9.5) is not a specific marker of neural and nerve sheath tumors: an immunohistochemical study of 95 mesenchymal neoplasms
    Lucas K Campbell
    University of Arkansas for Medical Sciences, Little Rock, Arkansas, USA
    Mod Pathol 16:963-9. 2003
    ..It is possible that our findings reflect cross-reactivity of the 13C4 clone with epitopes present on other ubiquitin hydrolases. Alternatively, PGP 9.5 expression may be aberrantly up-regulated in a variety of mesenchymal neoplasms...
  55. ncbi Composite hemangioendothelioma: report of 5 cases including one with associated Maffucci syndrome
    Masaharu Fukunaga
    Department of Pathology, The Jikei University School of Medicine, Jikei Daisan Hospital, 4 11 1 Izumihoncho, Komaeshi, Tokyo 201 8601, Japan
    Am J Surg Pathol 31:1567-72. 2007
    ..We conclude that composite HE should continue to be regarded as a low-grade malignant vascular tumor (HE), with significant potential for local recurrence, but little if any potential for distant metastasis...
  56. ncbi Association of the t(12;22)(q13;q12) EWS/ATF1 rearrangement with polyphenotypic round cell sarcoma of bone: a case report
    Andrew L Folpe
    Am J Surg Pathol 30:1057-8; author reply 1058-9. 2006
  57. ncbi Epithelioid hemangioendothelioma of the oral cavity: report of two cases and review of the literature
    Angela C Chi
    Division of Oral Pathology, College of Dental Medicine, Medical University of South Carolina, Charleston, SC 29425, USA
    Oral Surg Oral Med Oral Pathol Oral Radiol Endod 100:717-24. 2005
    ....
  58. ncbi The utility of fluorescence in situ hybridization (FISH) in the diagnosis of myxoid soft tissue neoplasms
    Erinn Downs-Kelly
    Department of Anatomic Pathology, Cleveland Clinic, Cleveland, OH 44195, USA
    Am J Surg Pathol 32:8-13. 2008
    ..FISH is capable of providing specific ancillary information useful in this often difficult differential diagnosis...
  59. ncbi Diagnostically challenging spindle cell lipomas: a report of 34 "low-fat" and "fat-free" variants
    Steven D Billings
    Department of Anatomic Pathology, Cleveland Clinic, Cleveland, OH 44195, USA
    Am J Dermatopathol 29:437-42. 2007
    ..CD34 was diffusely positive (10/11). A high index of suspicion based on clinical context and identification of other typical features of SCL are key features to the diagnosis of low-fat and fat-free SCL...
  60. ncbi Tenosynovial giant cell tumor and pigmented villonodular synovitis
    Andrew L Folpe
    Skeletal Radiol 36:899-900; author reply 901. 2007
  61. doi Aberrant expression of epithelial and neuroendocrine markers in alveolar rhabdomyosarcoma: a potentially serious diagnostic pitfall
    Armita Bahrami
    Texas Children s Hospital and Baylor College of Medicine, Houston, TX, USA
    Mod Pathol 21:795-806. 2008
    ..These findings emphasize the need to employ a panel of markers, to include desmin, myogenin/MyoD1, and genetic study in the diagnosis of primitive round cell neoplasms in all age groups and in all locations...
  62. ncbi Distribution of cytokeratins and vimentin in adult renal neoplasms and normal renal tissue: potential utility of a cytokeratin antibody panel in the differential diagnosis of renal tumors
    Brian F Skinnider
    Department of Pathology, Vancouver General Hospital and University of British Columbia, Vancouver, British Columbia, Canada
    Am J Surg Pathol 29:747-54. 2005
    ..In conclusion, CK expression patterns may be helpful in several differential diagnostic situations when dealing with adult RENs...
  63. ncbi The diagnostic value of hepatocyte paraffin antibody 1 in differentiating hepatocellular neoplasms from nonhepatic tumors: a review
    Laura W Lamps
    University of Arkansas for Medical Sciences, Little Rock, Arkansas, USA
    Adv Anat Pathol 10:39-43. 2003
    ....