| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Microcephalus with brachydactyly and kyphoscoliosis syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Microcephalus cardiomyopathy syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| syndrom med mikrocefali, intellektuell funktionsnedsättning samt falangeal och neurologisk anomali | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Uveal coloboma with cleft lip and palate and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Disorder of sex development with intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Cleft palate with short stature and vertebral anomaly syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| 17q11.2 microduplication syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| 19q13.11 microdeletion syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| 1p21.3 microdeletion syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Chromosome Xp11.3 microdeletion syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| syndrom med X-bunden intellektuell funktionsnedsättning, för tidig pubertet och fetma | Is a | False | mental retardation | Inferred relationship | Some |  | 
| X-linked intellectual disability with seizure and psoriasis syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| X-linked intellectual disability Cabezas type (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| X-linked intellectual disability with plagiocephaly syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| X-linked intellectual disability, macrocephaly, macroorchidism syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| X-linked intellectual disability with acromegaly and hyperactivity syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Wilson Turner syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Congenital hypoplasia of ulna and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Chromosome Xq28 trisomy (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Temtamy syndrome | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Aniridia and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Arachnodactyly with abnormal ossification and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Arachnodactyly and intellectual disability with facial dysmorphism syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Ataxia with deafness and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Brachymorphism with onychodysplasia and dysphalangism syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Cerebro-facio-thoracic dysplasia (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Coloboma, congenital heart disease, ichthyosiform dermatosis, intellectual disability ear anomaly syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Cystic fibrosis with gastritis and megaloblastic anemia syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Contracture with ectodermal dysplasia and orofacial cleft syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Aural atresia with multiple congenital anomalies and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Cystic leukoencephalopathy without megalencephaly (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Cerebrooculonasal syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Filippi syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Deafness with skeletal dysplasia and lip granuloma syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Alopecia, contracture, dwarfism, intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Alopecia and intellectual disability with hypergonadotropic hypogonadism syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Alport syndrome, intellectual disability, midface hypoplasia, elliptocytosis syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Chudley-Lowry-Hoars syndrom | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Fine Lubinsky syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Hair defect with photosensitivity and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Hall Riggs syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Postaxial polydactyly and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Short stature with webbed neck and congenital heart disease syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Deafness, genital anomaly, metacarpal and metatarsal synostosis syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Deafness and intellectual disability Martin Probst type syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Dentinogenesis imperfecta, short stature, hearing loss, intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Goldberg Shprintzen megacolon syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Intellectual disability, epilepsy, bulbous nose syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Holmes-Gangs syndrom | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Hypogonadism with mitral valve prolapse and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Juberg Marsidi syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Radioulnar synostosis with developmental delay and hypotonia syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Biemond syndrome type 2 (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Blepharonasofacial malformation syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Brain anomaly, severe mental retardation, ectodermal dysplasia, skeletal deformity, ear anomaly, kidney dysplasia syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Lipodystrophy, intellectual disability, deafness syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Lowry MacLean syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Deafness, onychodystrophy, osteodystrophy, intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Intellectual disability, balding, patella luxation, acromicria syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Intellectual disability with cataract and kyphosis syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Kapur Toriello syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Macrocephaly, short stature, paraplegia syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Intellectual disability, enteropathy, deafness, peripheral neuropathy, ichthyosis, keratoderma syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| MEHMO syndrome | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Oculopalatocerebral syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Oculocerebrofacial syndrome Kaufman type (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Okamoto syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Congenital cataract with deafness and hypogonadism syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Congenital cataract with hypertrichosis and intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Congenital cataract with intellectual disability and hypogonadotropic hypogonadism syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Intellectual disability, craniofacial dysmorphism, hypogonadism, diabetes mellitus syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Intellectual disability, hypoplastic corpus callosum, preauricular tag syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Intellectual disability, developmental delay, contracture syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Skeletal dysplasia with intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Seizure, sensorineural deafness, ataxia, intellectual disability, electrolyte imbalance syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Ectodermal dysplasia with blindness syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Growth retardation, alopecia, pseudoanodontia, optic atrophy syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Oro-facial digital syndrome type 10 (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Oro-facial digital syndrome type 5 (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Oro-facial digital syndrome type 8 (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Ossification anomaly with psychomotor developmental delay syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Osteogenesis imperfecta, retinopathy, seizures, intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Osteopenia, myopia, hearing loss, intellectual disability, facial dysmorphism syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Severe X-linked intellectual disability Gustavson type (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Agammaglobulinemia, microcephaly, craniosynostosis, severe dermatitis syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Agenesis of corpus callosum, intellectual disability, coloboma, micrognathia syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Male hypergonadotropic hypogonadism, intellectual disability, skeletal anomaly syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Toriello Carey syndrome | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Spastic paraplegia, intellectual disability, palmoplantar hyperkeratosis syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Microcephaly, seizure, intellectual disability, heart disease syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Isodicentric chromosome 15 syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Faciocardiorenal syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Fallot complex with intellectual disability and growth delay syndrome | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Microbrachycephaly, ptosis, cleft lip syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Ramos Arroyo syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Hypotrichosis and intellectual disability syndrome Lopes type (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Spastic tetraplegia, retinitis pigmentosa, intellectual disability syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Non-progressive cerebellar ataxia with intellectual disability (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Phosphoribosylpyrophosphate synthetase superactivity (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Renier-Gabreels-Jaspers syndrom | Is a | False | mental retardation | Inferred relationship | Some |  | 
| Severe intellectual disability, epilepsy, anal anomaly, distal phalangeal hypoplasia syndrome (disorder) | Is a | False | mental retardation | Inferred relationship | Some |  |