This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Parasitology Pa 1 (Protozoology), Subject name: Microbiology
The following are true of PKDL except - 
Select and explain. 
A. Persistent hypergammaglobulinemia, B. Seen in 2-10 year after succesfull treatment of VL, C. Cancrum oris can occur, D. Full treatment prevents PKDL
D: Full treatment prevents PKDL
Answer: D: Full treatment prevents PKDL 
Explanation: Recccurence doesnt depend on full tratment , reccurence is even seen after full treatment. Persistent hypergammaglobulinemia is seen in Kala azar which is detected by antimony test which is done for Kala azar. Cancrum oris can occur in Kala azar. Option 1, 2, 3, 4 PKDL (Post Kala-azar Dermal Leishmaniasis): Seen in 2-10 year after succesfull treatment of VL (< 6 months in Sudan). Incidence among patients with VL: 50%(Sudan), 2-20% (Indian). Nonulcerative hypopigmented macular lesions, becomes nodular later. Persists for 20 years (few months for Sudan cases). Treatment: Longer courses of antimonials, resolve slowly.