A 10-year-old Sudanese patient is reported who had the Sjogren-Larsson
syndrome presenting with congenital ichthyosis, spastic diplegia and
mental retardation. Histology of the skin biopsy confirmed the ichthyo
sis to be of the lamellar type. Biochemical assay of the fatty alcohol
: NAD oxidoreductase in the cultured skin fibroblasts from the patient
showed deficient activity.