A Man with an Umbilicated Papule of the Hand: What Is Your Diagnosis?

A Man with an Umbilicated Papule of the Hand: What Is Your Diagnosis?

Introduction. Ecthyma contagiosum is a zoonotic disease caused by the parapoxvirus that causes "sore mouth" in sheep and goats and orf in human. Case Presentation. A 61-year-old sheep farmer presented with a painful non-pruritic lesion on the left hand that had been present for approximately 5 weeks. Physical examination demonstrated a 1 cm pearly, umbilicated papule with raised borders. A biop...

A 28-year-old man with an asymptomatic firm plaque on his right shin: what is your diagnosis?

CLINICAL PRESENTATION A 28-year-old man referred to the dermatology clinic with an asymptomatic firm, well demarcated violaceous plaque with bumpy surface on his right medial upper shin since two years ago. At first, the lesion was an erythematous patch and gradually became like a plaque. He had pain and sensation of heaviness in his leg (Figure 1). He had no other skin lesions and was otherwis...

A middle-aged lady with an asymptomatic, hyperpigmented plaque on the thigh: what is your diagnosis?

CLINICAL PRESENTATIONA 44-year-old lady came to a dermatology clinic due to an asymptomatic, hyperpigmented plaque on her right thigh since 4 months ago. On physical exam, hypertrichosis on the lesion was notable (Figure 1). Rubbing the lesion resulted in erythema and edema of the lesion. She had no systemic disease and her family history was unremarkable.

what is your diagnosis?

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what is your diagnosis?