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In this section we have spot diagnoses posted on a daily basis since June 2010, now over 1700! You can review the archived cases and read the suggested diagnoses by users and the final comment by Dr Uma Sundram, the Editor-in-Chief and main spot diagnosis host. Case are uploaded each week day by 10 a.m. UK time with the correct diagnosis will generally be posted at 8 p.m. UK time. Why not view the most recent spot diagnosis and proffer a diagnosis?

Case Number : Case 2529 - 17 March 2020 Posted By: Uma Sundram

Please read the clinical history and view the images by clicking on them before you proffer your diagnosis.
Submitted Date :
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45 year old female with new lesion on left upper arm, 8 mm.


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?Erythema nodosum in an unusual site.  Single lesion or new lesion after other ones?  

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Krishnakumar subramanian

Posted

granulomatous inflammation-sarcoid like

No atypia seen. no necrosis, was there any dermal lesions

needs investigations

 

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Meenakshi Batrani

Posted

Agree with subcutaneous sarcoidosis

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Krishnakumar subramanian

Posted

is the lesion ulcerating in other areas, Proximal ES hope is unlikely in this case

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Uma Sundram

Posted

My profound apologies on this very late post. Covid 19 is challenging to manage. SC sarcoid. Cells are histiocytes and CD163 positive. No other lesions and lesions do not ulcerate. Stay safe, everyone!

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