CD4 and epilepsy: For children who developed epilepsy at the beginning of or after initiating ART (n = 29; 59%), the median CD4 count was 591 cells/mm3 (range 15 cells/mm3 – 1980 cells/mm3), and the mean VL was 782 768 copies/mL (range from lower than detectable limit [LDL] to 10 000 000), at the time of diagnosis of epilepsy.