Trachoma is one of the leading causes of blindness. Which of the following best typifies the disease?: (A) It is caused by C. trachomatis, (B) It is best treated with systemic cephalosporins and ophthalmic tetracycline, (C) It affects 400 million people in the Pacific Rim, (D) It is a form of chronic uveitis
Answer is A. Trachoma is the most common cause worldwide of blindness. It is a chronic keratoconjunctivitis that affects about 400 million people and can be treated with sulfonamides and tetracycline. Relapse of trachoma is common.