Abdallat Davis Farrage syndrome is a syndrome consisting of disordered skin and hair pigmentation, progressive spastic paraparesis and peripheral neuropathy. It is also known as neurocutaneous syndrome, Abdallat Type. The syndrome is most likely inherited autosomal recessive.
Abdallat A, Davis SM, Farrage J, McDonald WI (1980). "Disordered pigmentation, spastic paraparesis and peripheral neuropathy in three siblings: a new neurocutaneous syndrome". J Neurol Neurosurg Psychiatry43 (11): 962-6. PMID 7441281