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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 1933 - 26 Oct - Dr Richard Carr Posted By: Guest

Please read the clinical history and view the images by clicking on them before you proffer your diagnosis.
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20. Spot Diagnosis.

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Trichoblastoma arising in an apocrine poroma

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Two distinct populations of cells are seen here- basaloid and poroid. Even if you call it FEP, according to Bowen and LeBoit, it's a fenestrated trichoblastoma! ( Am J Dermatopathology 2005;27:149-54

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Dr. Richard Carr


Well this case was from the mouth!

History: Cyst associated with lower left wisdom (lower back 8th) tooth. ?dentigerous cyst/keratocyst/ameloblastoma.

Our Diagnosis: Acanthotic ameloblastoma.

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