Koplik spots are characteristic of:-: (A) Chicken pox, (B) Mumps, (C) HIV, (D) Measles
Answer is D. Koplik spots - pathognomic feature of Measles. Retro auricular origin - Rash in measles. lower 2nd molar on Buccal mucosa. - Pathognomic feature of Rabies is hydrophobia. - Pathognomic feature of Diphtheria is bull neck.