Figure 1

Clinical course of the patient. The patient had his first meningitis episode at 21 years of age. Two resolutions and exacerbations occurred within the following 3 months. He had the fourth to seventh episodes of meningitis between 27 and 28 years of age. In each episode the patient’s symptoms and abnormal cerebrospinal fluids were spontaneously resolved. Lymphadenopathy was evident both in the attacks at age 27 and age 28.