This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Levels of Prevention of Disease, Subject name: Social & Preventive Medicine
Secondary level of prevention include all of the following except:- 
Select and explain. 
A. Health screening for diabetes mellitus, B. Case finding for falciparum malaria, C. Contact tracing for STIs, D. Reconstructive surgery in leprosy
D: Reconstructive surgery in leprosy
Answer: D: Reconstructive surgery in leprosy 
Explanation: Secondary level of prevention: - Disease has possibly set in the body ; Early diagnosis & treatment should be done. - All screening & diagnostic tests comes under Secondary level of prevention. - Hence, health screening for diabetes mellitus, case finding for falciparum malaria and contact tracing for STIs represent Secondary level of prevention. - Reconstructive surgery in leprosy aims to rehabilitate the patient; thus it is a form of Teiary level of prevention.