This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Screening, Subject name: Social & Preventive Medicine
Screening procedure is best for Ca of - 
Select and explain. 
A. Prostate, B. Colon, C. Gastric, D. None
B: Colon
Answer: B: Colon 
Explanation: .screening is best suited in the case of ceain disease. one among the following is carcinoma colon, the disease can be screened if it satisfies the following conditions such as, *an impoant health problem it must be *there should be a recognisable latent or early asymptomatic stage. *natural history of condition *tets that detect the disease prior to the onset of symptoms *an effective treatment. ref:park&;s textbook ,22 nd edition,pg no 131