This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epidemiology, Subject name: Social & Preventive Medicine
Isolaion is not carried out in one of the following 
Select and explain. 
A. Plague, B. Cholera, C. AIDS, D. Chicken pox
C: AIDS
Answer: C: AIDS 
Explanation: .isolation is the oldest communicable disease control measure.it is defined as the seperation,for the period communicability of infected persons or animals from others in such places and under such conditions as to prevent or limit the direct or indirect transmission of the infectious agent from those who are susceptible or who may spread the agent to others.the diseases in which the principle of isolation is helpful include,chickenpox,measles,german measles,cholera,diphtheria,shigellosis,hepatitis A , influenza peussis etc. ref:park&;s textbook,22nd edition,pg no 112