A 28-year-old man from rural Nepal presents with an enlarging, painless ulcer on his face. Montenegro (leishmanin) skin test is positive. What does a ...

Question

A 28-year-old man from rural Nepal presents with an enlarging, painless ulcer on his face. Montenegro (leishmanin) skin test is positive. What does a positive Montenegro test indicate?

Accepted Answer

Cell-mediated immune response to Leishmania antigens, indicating current or past exposure; it is positive in cutaneous leishmaniasis but characteristically NEGATIVE in active visceral leishmaniasis (due to suppressed CMI)

Answer

Active visceral leishmaniasis

Answer

Antibody-mediated immunity to Leishmania

Answer

HIV co-infection

Answer

Malaria exposure

uk-dtmh MCQ (SBA): Montenegro Skin Test

A 28-year-old man from rural Nepal presents with an enlarging, painless ulcer on his face. Montenegro (leishmanin) skin test is positive. What does a positive Montenegro test indicate?