Congenitally limited joint mobility

Genu recurvatum is a deformity in the knee joint, so that the knee bends backwards. In this deformity, excessive extension occurs in the tibiofemoral joint. [Source: Wikipedia ]

May Be Caused by
Aase-Smith syndrome
Achondroplasia
Antley-Bixler syndrome
Apert syndrome
Aplasia cutis congenita
Arthrogryposis
Brachmann-de Lange syndrome
Bruck syndrome with congenital contractures
Cerebro-oculo-facio-skeletal syndrome
Chondrodysplasia punctata Conradi-Hünermann type
Chondrodysplasia punctata rhizomelic type
Cockayne syndrome
Contractural arachnodactyly
Diastrophic dysplasia
Distal arthrogryposis type 2A
Duchenne muscular dystrophy
Dyggve-Melchior-Clausen dysplasia
Dyschondrosteosis
Dysplasia epiphysealis hemimelica
Dyssegmental dysplasia
Ellis-van Creveld syndrome
Fabry disease
Familial dwarfism with stiff joints
Farber disease
Femoral hypoplasia-unusual facies syndrome
Fetal akinesia deformation sequence
Fetal alcohol syndrome
Fibrodysplasia ossificans progressiva
Frontometaphyseal dysplasia
Geleophysic dysplasia
GM1 gangliosidosis
Hereditary multiple exostoses
Infantile multisystem inflammatory disease
Juvenile diabetes
Kniest dysplasia
Kuskokwim syndrome
Léri pleonosteosis
Macrodystrophia lipomatosa
Madelung deformity
Marden-Walker syndrome
Melorheostosis
Mesomelic dysplasia Nievergelt type
Metaphyseal chondrodysplasia
Metaphyseal chondrodysplasia Jansen type
Metatropic dysplasia
Mietens-Weber syndrome
Mucolipidosis
Mucopolysaccharidosis
Multiple epiphyseal dysplasia
Multiple synostosis syndrome
Nail-patella syndrome
Neuromuscular disorder
Osteogenesis imperfecta
Otopalatodigital syndrome type 1
Otopalatodigital syndrome type 2
Pachydermoperiostosis
Parastremmatic dysplasia
Periarticular exostosis
Periarticular synostosis
Popliteal pterygium syndrome
Progeria
Progressive pseudorheumatoid chondrodysplasia
Pseudoachondroplasia
Pseudodiastrophic dysplasia
Radioulnar synostosis syndromes
Rigid spine syndrome
Schwartz-Jampel syndrome
Seckel syndrome
Spondyloepimetaphyseal dysplasia
Spondyloepiphyseal dysplasia tarda
Spondylometaphyseal dysplasia
Stickler syndrome
Symphalangism-surdity syndrome
Trisomy 13
Trisomy 18
Trisomy 8
Weill-Marchesani syndrome
Winchester syndrome
XXXXX syndrome
XXXXY syndrome
Zellweger syndrome
Aase-Smith syndrome
Achondroplasia
Antley-Bixler syndrome
Apert syndrome
Aplasia cutis congenita
Arthrogryposis
Brachmann-de Lange syndrome
Bruck syndrome with congenital contractures
Cerebro-oculo-facio-skeletal syndrome
Chondrodysplasia punctata Conradi-Hünermann type
Chondrodysplasia punctata rhizomelic type
Cockayne syndrome
Contractural arachnodactyly
Diastrophic dysplasia
Distal arthrogryposis type 2A
Duchenne muscular dystrophy
Dyggve-Melchior-Clausen dysplasia
Dyschondrosteosis
Dysplasia epiphysealis hemimelica
Dyssegmental dysplasia
Ellis-van Creveld syndrome
Fabry disease
Familial dwarfism with stiff joints
Farber disease
Femoral hypoplasia-unusual facies syndrome
Fetal akinesia deformation sequence
Fetal alcohol syndrome
Fibrodysplasia ossificans progressiva
Frontometaphyseal dysplasia
Geleophysic dysplasia
GM1 gangliosidosis
Hereditary multiple exostoses
Infantile multisystem inflammatory disease
Juvenile diabetes
Kniest dysplasia
Kuskokwim syndrome
Léri pleonosteosis
Macrodystrophia lipomatosa
Madelung deformity
Marden-Walker syndrome
Melorheostosis
Mesomelic dysplasia Nievergelt type
Metaphyseal chondrodysplasia
Metaphyseal chondrodysplasia Jansen type
Metatropic dysplasia
Mietens-Weber syndrome
Mucolipidosis
Mucopolysaccharidosis
Multiple epiphyseal dysplasia
Multiple synostosis syndrome
Nail-patella syndrome
Neuromuscular disorder
Osteogenesis imperfecta
Otopalatodigital syndrome type 1
Otopalatodigital syndrome type 2
Pachydermoperiostosis
Parastremmatic dysplasia
Periarticular exostosis
Periarticular synostosis
Popliteal pterygium syndrome
Progeria
Progressive pseudorheumatoid chondrodysplasia
Pseudoachondroplasia
Pseudodiastrophic dysplasia
Radioulnar synostosis syndromes
Rigid spine syndrome
Schwartz-Jampel syndrome
Seckel syndrome
Spondyloepimetaphyseal dysplasia
Spondyloepiphyseal dysplasia tarda
Spondylometaphyseal dysplasia
Stickler syndrome
Symphalangism-surdity syndrome
Trisomy 13
Trisomy 18
Trisomy 8
Weill-Marchesani syndrome
Winchester syndrome
XXXXX syndrome
XXXXY syndrome
Zellweger syndrome