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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?

October 2016

21 records in this category

  1. F25. Lump thigh. c/o Dr Alex Kitchen. H&Ex8<br /><br />Case Posted by Dr Richard Carr<br />
    • 7 comments
    • 2,815 views
  2. 57 year old woman with 8 mm light/dark brown plaque with asymmetry and border notching on back. <br /><br />Case Posted by Dr Uma Sundram
    • 10 comments
    • 2,852 views
  3. Biopsy of scalp lesion from 59 year-old male with history of renal cell carcinoma.<br /><br />Case Posted by Dr Hafeez Diwan<br />
    • 6 comments
    • 2,469 views
  4. 54 year-ole male with right hand first dorsal web space lesion.<br /><br />Case Posted by Dr Hafeez Diwan<br />
    • 8 comments
    • 2,291 views
  5. F25. Lump thigh. c/o Dr Alex Kitchen. H&Ex8<br /><br />Case Posted by Dr Richard Carr<br />
    • 10 comments
    • 2,892 views
  6. The patient is a 53-year-old woman with a history of systemic sarcoidosis and presents with multiple, white, 0.1 cm to 0.3 cm papules with positive koebnerization.<br /> <br /> Case Posted by Dr Mark Hurt
    • 5 comments
    • 2,263 views
  7. 63 year old woman with red nodule on center chest.<br /> <br /> Case Posted by Dr Uma Sundram
    • 7 comments
    • 2,244 views
  8. 48 year-old male with soft tissue excision from left ring and small fingers.<br /> Case Posted by Dr Hafeez Diwan<br />
    • 8 comments
    • 2,347 views
  9. ‘2 year old girl with area of reduced hair growth in  parietal scalp, 2 biopsies from scalp’. Images 1,2, 3- vertical sections. Images 4,5,6,7- horizontal section at level of isthmus. Images 8, 9, 10- horizontal sections at dermo-subcutaneous junction<br />  <br /> Case Posted by Dr Arti Backshi
    • 20 comments
    • 3,759 views
  10. M85. 20 x 20mm eroded friable plaque arising in old scar. ?SCC<br /> <br /> Case Posted by Dr Richard A Carr
    • 13 comments
    • 3,262 views
  11. The patient is an 80-year-old man with a shave biopsy of a lesion on the left neck. Information provided by the referring dermatopathologist: "Clinically, it was basal cell carcinoma. This sebaceous neoplasm has features I suppose could be seen in the spectrum of sebaceoma. There is some increase in mitotic figures and some cellular atypia. Would this reach the threshold for sebaceous carcinoma to you?"<br /> <br /> Case Posted by Dr Mark Hurt
    • 9 comments
    • 2,617 views
  12. F80. Forearm lesion. Viral wart?<br /> <br /> Case Posted by Dr Richard Carr
    • 13 comments
    • 4,313 views
  13. 75 year-old male with biopsy from left medial ankle.<br /> <br /> Case Posted by Dr Hafeez Diwan
    • 10 comments
    • 2,411 views
  14. 54 year-old male with widespread rash. This biopsy is from the left abdomen. <br /> <br /> Case Posted by Dr Hafeez Diwan
    • 11 comments
    • 2,464 views
  15. Clinical Details: F50. Back. ?Epidermoid cyst.<br /> <br /> Case Posted by Dr Richard A Carr<br />
    • 14 comments
    • 3,300 views
  16. The patient is a 59 year old man with a history of male pattern baldness with a recent onset of acute telogen effluvium. A punch biopsy is taken from the left posterior crown of the scalp for hair biopsy. Clinical Diagnosis: alopecia. <br /> <br /> Case Posted by Dr Mark A Hurt
    • 11 comments
    • 3,041 views
  17. 68 year old woman with pearly telangiectatic papule and psoriasform patch on forehead, rule out basal cell carcinoma.<br /> <br /> Case Posted by Dr Uma Sundram
    • 13 comments
    • 2,821 views
  18. 70 year-old male veteran with biopsy from left index finger.<br /> <br /> Case Posted by Dr Hafeez Diwan
    • 6 comments
    • 2,240 views
  19. 90/F, lesion right forearm ?SCC. The last image is of adipophilin.<br />  <br /> Case Posted by Dr Arti Bakshi<br />
    • 12 comments
    • 2,887 views
  20. F30. Cystic lesion right scapula. c/o Dr Rand Hawari<br /> <br /> Case Posted by Dr Richard A Carr
    • 11 comments
    • 2,873 views
  21. M75. Crusty bleeding nodules on scalp. Previous h/o SCC<br /> <br /> Case Posted by Dr Richard Carr
    • 13 comments
    • 3,236 views
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