Step 1 : Introduction to the question "4. Leishmaniasis, though rarely fatal, may cause significant superficial changes to a person who becomes infected after being bitten by a sand fly. Which of these is a typical symptom of leishmaniasis? "
...1. Curvature of the spine 2. Hair loss 3. Large skin sores 4. Albinism When the female sand fly is acquiring her blood meal, protozoa of the Leishmania genus may infect her host, leading to leishmaniasis. This disease can be cutaneous, which results in the unsightly sores mentioned in the question, or visceral, which affects internal organs.