Teaching Cases

History

This 66 year old male construction worker presented with several BCC, this R preauricular lesion was also noted. Consider Solar lentigo, Pigmented solar keratosis,Seborrhoeic keratosis, Melanoma in situ or Melanoma.

Question: What is your clinical diagnosis?

Answer: Clinically you have a background macular pigmented area with a bron papule on it. This looks like a seborrhoeic keratosis.

Question: What is your dermatoscopic diagnosis?

Answer: This shows a facial pseudonetwork with the opening of hair follicles and some white milia. The background pigmentation does not show a network. This is a seborrhoeic keratosis dermatoscopically.

Question: What do you think the histology will show?

Answer: Histology showed an actinic pattern seborrhoeic keratosis

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