RESUMO
This is a cross-sectional, case-control study of the secondary school students in Tikrit in 1994. A random sample of 630 students were studied. The results have revealed a prevalence rate of 14% with female to male ratio of 2:1. Most of the students with acne were in the 15-18 years age group. More than one half of the cases were from the middle class families. Fat rich and spicy diet preference among cases were 35% and 29% respectively. Students with emotional stress formed 33% of the cases while 67% of cases reported positive family history. Most of the cases have greasy skin while 51% of the female cases suffered, in addition, of menstrual irregularity. The lesion in 62% of cases were located on the face, the rest of them were located on the face in addition to other body localities