November 2015 – Image of the Month

This 24 yrs. male had a painless progressive lump on the medial side of left elbow for 1 year. It had recurred after 2 local excisions. The histopathological examination after second excision was ‘poorly differentiated malignant tumour’. Physical exam, complete blood count and peripheral blood smear were normal. Biopsy showed a small round cell tumour. Final pathologic diagnosis was established by IHC. The tumour resolved after chemotherapy.

  • Date: 24 Nov 2015
  • Author: Raja Pramanik
  • Affiliation: Medical Oncology Department, All India Institute of Medical Sciences, New Delhi, India
November 2015
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What is the diagnosis?


The author have no actual, potential, real or apparent interest to declare and have no involvement that might raise the question of bias in the work reported or in the conclusions, implications, or opinions stated.

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