Epithelioid sarcoma differential diagnosis

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Ammu Susheela, M.D. [2]

Overview

Epithelioid sarcoma must be differentiated from synovial sarcoma, wart, ganglion cysts, rhabdomyosarcoma, and clear cell sarcoma.

Differentiating Epithelioid sarcoma from other Diseases


Keratin CD34 Cytoplasm In-sutu Kerataniztion Location Age group H/O of epithelial injury CA125 CK5/6 GCDFP15, S100, actin Necrosis Calcification Hemangiopericytomatous vessels
Epitheloid Sarcoma Positive Positive Sharply defined Negative Hand and wrist Under 40 years No Positive Rare, Local Negative Extensive Infrequent Negative
Palisaded Necrotic Granuloma Neagtive Negative Indistinct Uncommon
Squamous Carcinoma Negative Positive >40 Positive Negative in cutaneous SCC

Positive everywhere

Extensive
Sweat Gland Carcinoma Negative Positive
Monophasic Synovial Sarcoma Negative Negative Focal Frequent Positive
Melanoma Negative Negative Negative Positive
Epithelioid Hemangioendothelioma Negative Uncommon on extremities
Sclerosing Epithelioid Fibrosarcoma Negative Cords of cells in hylainzed stroma
Ischemic Fasciitis Negative Basophilic or amphophilic

References

  1. Epithelioid sarcoma. Sarcomahelp (2016). http://sarcomahelp.org/epithelioid-sarcoma.html Accessed on February 8, 2016

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