Hec Syndrome Watchlist (log in to enable) Retrieved 2021-01-18 Source Wikipedia Trials — Genes — Drugs Tissue Repair Cells Obtained From Autologous Bone Marrow Expanded Ex Vivo With A Cell Production System Interested in hearing about new therapies? Registered! HEC syndrome is a syndrome characterized by hydrocephalus, endocardial fibroelastosis and cataracts.