Which of the following strain does not cause hyperendemic trachoma: (A) A, (B) B, (C) C, (D) D
Answer is D. Trachoma Strains * A, B, Ba, C: Hyperendemic trachoma * D, K : Inclusion trachoma Predisposing factors * Usually contracted during early age group * Females have more serious disease * More common in lower socioeconomic status * Outdoor workers are more involved