Following are examples of human "dead end" disease except-: (A) Bubonic plague, (B) Japanese encephalitis, (C) Hydatid disease, (D) Leishmaniasis
Answer is D. For successful parasitism, the infectious agent must find a way out of the body, known as POAL OF EXIT. If there is no poal of exit, the infection becomes a dead-end infection. Ex: Rabies, Bubonic plague, Tetanus, Trichinosis, etc. Ref: 25th edition, Park's Textbook of Preventive and Social Medicine, Page no. 107