syndromic intellectual disability syndromic disease multiple congenital anomalies/dysmorphic syndrome-intellectual disability Hennekam syndrome https://github.com/monarch-initiative/mondo/issues/5588 https://github.com/monarch-initiative/mondo/issues/6878 https://www.malacards.org/card/hennekam_syndrome icd11.foundation:162216708 DOID:0060366 Hennekam lymphangiectasia lymphedema syndrome SCTID:234146006 MEDGEN:137946 lymphedema-lymphangiectasia-intellectual disability syndrome GARD:0003318 OMIMPS:235510 MONDO:0016256 Orphanet:2136 UMLS:C0340834 lymphangiectasies and lymphedema Hennekam type Hennekam lymphangiectasia-lymphedema syndrome ICD9:457.1 intestinal lymphagiectasia lymphedema intellectual deficit syndrome Hennekam syndrome is characterized by the association of lymphoedema, intestinal lymphangiectasia, intellectual deficit and facial dysmorphism. lymphatic malformation