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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?

February 2023

20 records in this category

  1. 73 year old male with a lesion on the arm.
    Contributor: Uma Sundram
    • 4 comments
    • 486 views
  2. M, 3.5 years, Papules on the nape and retro-auricular areas, in addition to large swellings on the scalp and gingival hypertrophy.
    Contributor: Dr. Mona Abdel-Halim
    • 4 comments
    • 444 views
  3. 54 M, Lat L ankle punch. HIV on retrovirals. Has indurated area on lt lat ankle area surrounded by a nodule. ?Kaposi sarcoma.
    Contributor: Iskander H. Chaudhry
    • 4 comments
    • 411 views
  4. M 35 Lesion on the forearm
    Contributor: Dr. Mona Abdel-Halim
    • 3 comments
    • 633 views
  5. 94 M, R tendo achilles - Excision - crusted bleeding black papule ?varicosity ?Angiokeratoma.
    Contributor: Iskander H. Chaudhry
    • 4 comments
    • 530 views
  6. 46 year-old female with Crohn’s disease. Biopsy of a rash from the left thigh.
    Contributor: Dr. Hafeez Diwan
    • 6 comments
    • 643 views
  7. 49 year old male with facial pustules.
    Contributor: Uma Sundram
    • 4 comments
    • 424 views
  8. M 15, widespread rash of few weeks' duration
    Contributor: Dr. Mona Abdel-Halim
    • 3 comments
    • 553 views
  9. 91 M Excision right scalp ?SCC
    Contributor: Iskander H. Chaudhry
    • 4 comments
    • 689 views
  10. 79 M, Left wrist incision biopsy. Subcutaneous nodule with papular appearance on epidermis 1.5cm x<br /> 1cm ??malignancy / metastatic lesion to exclude MM
    Contributor: Iskander H. Chaudhry
    • 3 comments
    • 523 views
  11. 51 year-old male who has been developing large crusted ulcerative lesions starting on wrists, later spreading to the chest. Patient recalls cleaning a very dirty porch some time prior to developing these.
    Contributor: Dr. Hafeez Diwan
    • 8 comments
    • 605 views
  12. 19 year old female with hyperpigmented patches and papules.
    Contributor: Uma Sundram
    • 5 comments
    • 543 views
  13. M, 24 Resistant rash in the trunk, groin and thighs of 1 year duration
    Contributor: Dr. Mona Abdel-Halim
    • 3 comments
    • 445 views
  14. 32 F, Left upper arm excision. 4x3mm dark brown macule
    Contributor: Iskander H. Chaudhry
    • 4 comments
    • 406 views
  15. 82 M Right earlobe 4mm punch biopsy
    Contributor: Iskander H. Chaudhry
    • 6 comments
    • 774 views
  16. 63 year-old male with lesion on left lower leg.
    Contributor: Dr. Hafeez Diwan
    • 4 comments
    • 464 views
  17. 94 year old female with new rash.
    Contributor: Uma Sundram
    • 5 comments
    • 485 views
  18. Right shin 4mm punch biopsy. 10mm pink fleshy nodule. Surrounding erythema present ?3 weeks. ?SCC ?traumatic. On warfarin.
    Contributor: Iskander H. Chaudhry
    • 4 comments
    • 563 views
  19. 74 M, Trunk left upper abdomen 6mm punch bx - ?PLC/ Ps. ?Grover's disease
    Contributor: Iskander H. Chaudhry
    • 4 comments
    • 511 views
  20. 72 year-old female with lesion on left heel plantar surface digit.
    Contributor: Dr. Hafeez Diwan
    • 4 comments
    • 691 views
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