Journal of Medical Cases, ISSN 1923-4155 print, 1923-4163 online, Open Access
Article copyright, the authors; Journal compilation copyright, J Med Cases and Elmer Press Inc
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Case Report

Volume 10, Number 4, April 2019, pages 106-109

A Challenging Case of Granulomatous Mycosis Fungoides Mimicking Cutaneous Sarcoidosis


Figure 1.
Figure 1. Erythematous violaceous plaque over back in the lumbar area.
Figure 2.
Figure 2. Skin biopsy. (a) CD3 stain. Skin biopsy of the lumbar area depicting CD3+ scattered T-cell lymphocytes. (b) CD4 stain. Striking feature of dermal invasion by strongly positive CD4+ lymphocytes. (c) CD7 stain. Infiltration by strongly positive CD7+ lymphocytes. (d) CD8 stain. Positive for scattered CD8+ lymphocytes.
Figure 3.
Figure 3. Skin biopsy. (a) H&E stain of skin and subcutaneous tissue infiltration with lymphocytes and granuloma formation. (b) H&E stain. Dermal invasion by pleomorphic atypical lymphocytes.
Figure 4.
Figure 4. Improvement of plaque over back.