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In this section we have spot diagnoses posted on a daily basis since June 2010, now over 4000! You can review the archived cases and read the suggested diagnoses by users and the final comment by the contributors.
Case are uploaded each week day by 10 am UK time with the correct diagnosis will generally be posted at 8 pm UK time. Why not view the most recent spot diagnosis and proffer a diagnosis?

Case Number : Case 2458 - 4 December 2019 Posted By: Iskander H. Chaudhry

Please read the clinical history and view the images by clicking on them before you proffer your diagnosis.
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28 F, left forearm - atypical pigmented lesion

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Eman El-Nabarawy

Posted (edited)

Spitz nevus.

Edited by Eman El-Nabarawy

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Krishnakumar subramanian


must we do BAP1 ihc /mutation status or only in atypical spitzoid nevus

can anyone let me know please

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My first thought was spitz nevus. But then I saw an atypical mitotic figures in the middle of the left border in the last figure, and there is some nuclear atypia. I would classify as an atypical spitzoid tumor.

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