A 45-year-old HIV-positive man from West Africa presents with multiple papular and nodular skin lesions. Biopsy shows vascular proliferation with clum...

Question

A 45-year-old HIV-positive man from West Africa presents with multiple papular and nodular skin lesions. Biopsy shows vascular proliferation with clumps of bacilli visible on Warthin-Starry stain. What is the most likely diagnosis?

Accepted Answer

Bacillary angiomatosis caused by Bartonella henselae or B. quintana

Answer

Kaposi sarcoma

Answer

Cutaneous lymphoma

Answer

Molluscum contagiosum

Answer

Secondary syphilis

uk-dtmh MCQ (SBA): Bacillary Angiomatosis

A 45-year-old HIV-positive man from West Africa presents with multiple papular and nodular skin lesions. Biopsy shows vascular proliferation with clumps of bacilli visible on Warthin-Starry stain. What is the most likely diagnosis?