<prompt> Most common genital infection in HIV infected patientChlamydiaHerpesSyphilisCandida  <response>: Ans. is b i.e., HerpesHerpes simplex in the developed world and chancroid in Africa are the most common cause of genital ulceration in HIV infected patients. - An Atlas of differential diagnosis in HIV disease by Lipman, Gluck and Johnson 1st 1995 p. 30 