CK normal. The parents decided to forego an MRI in 8/90. The patient returned 12/11/92 at age 4 years. He was ambulatory and able to run awkwardly. His general health had been good, but he showed signs developmental delay. Formal evaluation had tested his IQ at 87 at age 3.5 years. He was weakest on tasks requiring visual/motor integration and fine motor and visual discrimination skills. He was 6 months delayed in cognitive development at that time. On exam, age 4 years, he displayed mild right ankle laxity on eversion and inversion, but normal gait. The rest of the neurological exam was normal. Head circumference was 49.5cm (50%) and height and weight were in the 90th percentile. Fragile X analysis and karyotyping were unremarkable.