Schmitt Gillenwater Kelly Syndrome Watchlist (log in to enable) Retrieved 2021-01-18 Source Wikipedia Trials — Genes — Drugs — Interested in hearing about new therapies? Registered! Schmitt Gillenwater Kelly syndrome is a rare autosomal dominant congenital disorder consisting of radial hypoplasia, triphalangeal thumbs, hypospadias, and maxillary diastema.