A 35-year-old man from Uganda presents with a chronic ulcer on his ankle. He was bitten by a tsetse fly 3 months ago. The ulcer is non-healing and sur...

Question

A 35-year-old man from Uganda presents with a chronic ulcer on his ankle. He was bitten by a tsetse fly 3 months ago. The ulcer is non-healing and surrounded by indurated skin. Biopsy shows trypanosomes in the tissue. This initial skin lesion at the inoculation site is called what?

Accepted Answer

Trypanosomal chancre (trypanoma)

Answer

Chancre

Answer

Eschar

Answer

Rose spot

Answer

Calabar swelling

uk-dtmh MCQ (SBA): Trypanosomal Chancre

A 35-year-old man from Uganda presents with a chronic ulcer on his ankle. He was bitten by a tsetse fly 3 months ago. The ulcer is non-healing and surrounded by indurated skin. Biopsy shows trypanosomes in the tissue. This initial skin lesion at the inoculation site is called what?