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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 993 - 14th April 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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The patient is a 63 year old white man with a biopsy taken from the nose.

Case posted by Dr. Mark Hurt.


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Dr. Mona Abdel-Halim

Posted

Inverted follicular keratosis.

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Dr. Richard Carr

Posted

Infundibular follicular keratosis (commonly known as inverted follicular keratosis and considered a variant of seborrhoeic keratosis).

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Robledo F. Rocha

Posted

At a first glance, squamous cell carcinoma, but a careful observation of some features, like infundibulum-centricity, smooth pushing border, some squamous eddies, and prominent intercellular bridges make me favor irritated seborrheic keratosis / inverted follicular keratosis.

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