Skip Navigation LinksHome > June 2009 - Volume 31 - Issue 4 > Metastatic Merkel Cell Carcinoma With Positive Expression of...
American Journal of Dermatopathology:
doi: 10.1097/DAD.0b013e31819821e8
Extraordinary Case Report

Metastatic Merkel Cell Carcinoma With Positive Expression of Thyroid Transcription Factor-1-A Case Report

Sierakowski, Adam MBBS, BSc(Hons), MRCS; Al-Janabi, Khalid MB Chb, FRCPath; Dam, Helena van MBBCh, MRCS, MSc; Sood, Manu MS Mch(Plast)

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Abstract

We report on a case of metastatic Merkel cell carcinoma in a 74-year-old patient with positive staining for thyroid transcription factor-1. This represents a new immunohistochemical staining pattern for Merkel cell carcinoma and has implications regarding the accurate diagnosis of this tumor type.

© 2009 Lippincott Williams & Wilkins, Inc.

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