nail disorder hypotrichosis Basaran Yilmaz syndrome https://rarediseases.info.nih.gov/diseases/833/basaran-yilmaz-syndrome MESH:C537660 MONDO:0021979 A congenital hypotrichosis that is characterized by trichorrhexis nodosa and trichoptilosis, dry skin, keratosis pilaris and leukonychia totalis. Other features include progressive transgrediens type of palmoplantar keratoderma, and hyperkeratotic lesions on the knees, elbows and perianal region. UMLS:C2931577 keratoderma, hypotrichosis and leukonychia totalis MEDGEN:419444