intellectual disability-hypotonic facies syndrome, X-linked, 1 obsolete Renier-Gabreels-Jasper syndrome https://github.com/monarch-initiative/mondo/issues/5061 https://rarediseases.info.nih.gov/diseases/4672/renier-gabreels-jasper-syndrome true SCTID:723501008 Orphanet:93975 MONDO:0019779 OBSOLETE. Renier-Gabreels-Jasper syndrome is an X-linked mental retardation (XLMR) syndrome belonging to the group of conditions characterized by the association of intellectual deficit with hypotonic facies (Mental retardation, X-linked-hypotonic facies). Renier Gabreels Jasper syndrome