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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 1366 - 17 September Posted By: Guest

Please read the clinical history and view the images by clicking on them before you proffer your diagnosis.
Submitted Date :
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61 year-old male with a rash. This biopsy is from the right ventral proximal arm.

Case posted by Dr Hafeez Diwan


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Guest Romualdo

Posted

Interstitial granuloma annulare. Dr. Hafeez, what was the diagnosis of case 1364?

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Arti Bakshi

Posted

Agree, interstitial GA.
Nice interstitial pattern of histiocytic infiltrate surrounding individual collagen bundles and hint of excess dermal mucin.

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Dr. Hafeez Diwan

Posted

Interstitial GA.

For case 1364: Pemphigoid gestationis (IgG IF was positive)

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