{"Name":"Houge-Janssens syndrome 2","DiseaseID__c":"GARD:0017803","id":17803,"encodedName":"houge-janssens-syndrome-2","IsDeleted":false,"Disease_Name_Full__c":"Houge-Janssens syndrome 2","Xref_IDs__c":"C4225352; DOID:0070066; MEDGEN:899880; MONDO:0014605; OMIM:616362; ORPHA:457284","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":4,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":0,"World_Estimate__c":"1 to 8,000","No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":3,"Disease_Characteristics_Score__c":7,"No_of_Age_at_Onset__c":2,"Description_Source__c":"ORPHA:457284","Disease_Description__c":"A rare genetic multiple congenital anomalies/dysmorphic syndrome characterized by variable degrees of developmental delay and intellectual disability with poor or absent speech, hypotonia, hypoplastic or absent corpus callosum, and facial dysmorphism (such as long face, frontal bossing, hypertelorism, downslanting palpebral fissures, and tented upper lip). Additional reported features include microcephaly, seizures, gait ataxia, scoliosis, and syndactyly of fingers, among others.","GARD_Name__c":"Houge-Janssens syndrome 2","GARD_Synonym__c":"autosomal dominant intellectual disability 36; intellectual developmental disorder, autosomal dominant 36; intellectual disability, autosomal dominant type 36; microcephaly-corpus callosum hypoplasia-intellectual disability-facial dysmorphism syndrome; microcephaly, corpus callosum hypoplasia, intellectual disability, facial dysmorphism syndrome","Curated_Disease_Description_Source__c":"PlainLanguagePilotV2-Jan24","Curated_Disease_Description__c":"Microcephaly-corpus callosum hypoplasia-intellectual disability-facial dysmorphism syndrome is a rare genetic condition. It is characterized by varying degrees of developmental delay and intellectual disability. People with this condition may have limited or absent speech, and decreased muscle tone. They may also have a smaller or missing brain region called the corpus callosum. People with this syndrome may also have atypical facial features. These include a long face and a prominent forehead. They may have eyes that are spaced farther apart, downward slanting eyes, and a triangle-shaped upper lip. Other symptoms may include microcephaly. Microcephaly is a smaller than usual head size. This condition can cause seizures and problems with coordination and balance (gait ataxia). People with this condition may have a curved spine (scoliosis), and/or fused fingers.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"as a Newborn and as an Infant","SourceID__c":"ORPHA:457284","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0014605","ORPHANET_ID__c":"ORPHA:457284","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de microcefalia-hipoplasia del cuerpo calloso-discapacidad intelectual-dismorfia facial","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"síndrome de microcefalia-hipoplasia del cuerpo calloso-discapacidad intelectual-dismorfia facial","Spanish_GARD_Synonym__c":"síndrome de houge-janssens tipo 2","Category_Linearization__c":"ORPHA:93890","icd10_id__c":null,"mesh_id__c":null,"omim_id__c":null,"snomed_id__c":null,"umls_id__c":null,"GARD_Disease__c":[{"Curated_Disease_Description__c":"Microcephaly-corpus callosum hypoplasia-intellectual disability-facial dysmorphism syndrome is a rare genetic condition. It is characterized by varying degrees of developmental delay and intellectual disability. People with this condition may have limited or absent speech, and decreased muscle tone. They may also have a smaller or missing brain region called the corpus callosum. People with this syndrome may also have atypical facial features. These include a long face and a prominent forehead. They may have eyes that are spaced farther apart, downward slanting eyes, and a triangle-shaped upper lip. Other symptoms may include microcephaly. Microcephaly is a smaller than usual head size. This condition can cause seizures and problems with coordination and balance (gait ataxia). People with this condition may have a curved spine (scoliosis), and/or fused fingers.","Curated_Disease_Description_Source__c":"PlainLanguagePilotV2-Jan24","GARD_Synonym__c":"autosomal dominant intellectual disability 36; intellectual developmental disorder, autosomal dominant 36; intellectual disability, autosomal dominant type 36; microcephaly-corpus callosum hypoplasia-intellectual disability-facial dysmorphism syndrome; microcephaly, corpus callosum hypoplasia, intellectual disability, facial dysmorphism syndrome","Name":"Houge-Janssens syndrome 2","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"Simons Searchlight","Website__c":"https://www.simonssearchlight.org/"}],"GARD_Disease_Tag__c":[{"Tag_Name__c":"Genetics","Tag_Category__c":"Cause;Disease Category;Specialist","category_description":"Genetic diseases affect the DNA, or genetic instructions, which directs how tissues, organs, and body systems function.","curated_tag_name":"Genetic diseases"},{"Tag_Name__c":"Neurology","Tag_Category__c":"Disease Category;Specialist","category_description":"Neurological diseases affect the brain, spinal cord, cranial nerves, autonomic nerves, or other peripheral nerves.","curated_tag_name":"Neurological diseases"},{"Tag_Name__c":"Congenital Abnormality","Tag_Category__c":"Disease Category","category_description":"Birth defects are structural changes present at birth that can affect almost any part of the body, including how the body looks, works, or both.","curated_tag_name":"Birth defects"},{"Tag_Name__c":"Neurodevelopmental disabilities","Tag_Category__c":"Specialist","curated_tag_name":"Neurodevelopmental disabilities"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Infancy","Provided_By__c":"ORPHA:457284"},{"Age_At_Onset__c":"Neonatal","Provided_By__c":"ORPHA:457284"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.ncbi.nlm.nih.gov/books/NBK580243","Source__c":"Gene Review","Xref__c":"NBK580243"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C4225352","Source__c":"C4225352","Xref__c":"C4225352"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0070066","Source__c":"MONDO:0014605","Xref__c":"DOID:0070066"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=899880","Source__c":"C4225352","Xref__c":"MEDGEN:899880"},{"URL__c":"https://www.omim.org/entry/616362","Source__c":"C4225352; MONDO:0014605; ORPHA:457284","Xref__c":"OMIM:616362"},{"URL__c":"https://www.orpha.net/en/disease/detail/457284","Source__c":"C4225352; MONDO:0014605; ORPHA:457284","Xref__c":"ORPHA:457284"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0014605","Source__c":"GARD:0017803","Xref__c":"MONDO:0014605"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=1254650002","Source__c":"C4225352","Xref__c":"1254650002"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"PPP2R1A","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal dominant"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Reduced muscle tone of a muscle that is innervated by the facial nerve (the seventh cranial nerve).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000297","HPO_Synonym__c":"Decreased facial muscle tone; Hypotonic facies; Low facial muscle tone; Reduced facial muscle tone","HPO_Name__c":"Facial hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of an abnormal lateral curvature of the spine.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002650","HPO_Name__c":"Scoliosis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An inward turning (inversion) of the margin of the upper eyelid.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0025607","HPO_Name__c":"Upper eyelid entropion","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Underdevelopment of the optic nerve.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000609","HPO_Synonym__c":"Hypoplastic optic nerves; Underdeveloped optic nerves","HPO_Name__c":"Optic nerve hypoplasia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Anteriorly-facing nostrils viewed with the head in the Frankfurt horizontal and the eyes of the observer level with the eyes of the subject. This gives the appearance of an upturned nose (upturned nasal tip).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000463","HPO_Synonym__c":"Anteverted nose; Anteverted nostrils; Nasal tip, upturned; Nostrils anteverted; Upturned nares; Upturned nasal tip; Upturned nose; Upturned nostrils","HPO_Name__c":"Anteverted nares","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A facial appearance characterized by a permanently or nearly permanently opened mouth.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000194","HPO_Synonym__c":"Gaped jawed appearance; Gaped mouthed appearance; Open mouth; Slack jawed appearance","HPO_Name__c":"Open mouth","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Hyperactivity is a condition characterized by constant and unusually high levels of activity, even in situations where it is deemed inappropriate.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000752","HPO_Synonym__c":"Hyperactive behavior; Hyperkinetic disorder; More active than typical","HPO_Name__c":"Hyperactivity","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Interpupillary distance more than 2 SD above the mean (alternatively, the appearance of an increased interpupillary distance or widely spaced eyes).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000316","HPO_Synonym__c":"Excessive orbital separation; Increased distance between eye sockets; Increased distance between eyes; Increased interpupillary distance; Ocular hypertelorism; Wide-set eyes; Widely spaced eyes; Widened interpupillary distance","HPO_Name__c":"Hypertelorism","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Any abnormality of the eye, including location, spacing, and intraocular abnormalities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000478","HPO_Synonym__c":"Abnormal eye; Abnormality of the eye","HPO_Name__c":"Abnormality of the eye","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Feeding problem necessitating gastrostomy tube feeding.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011471","HPO_Name__c":"Gastrostomy tube feeding in infancy","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"The presence of developmental dysplasia of the hip.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001385","HPO_Synonym__c":"Congenital hip dysplasia; DDH; Developmental dysplasia of the hip","HPO_Name__c":"Hip dysplasia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Clinodactyly refers to a bending or curvature of the fifth finger in the radial direction (i.e., towards the 4th finger).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004209","HPO_Synonym__c":"Bilateral fifth digit clinodactyly; Bilateral fifth finger clinodactyly; Clinodactyly of fifth digit; Clinodactyly of the little finger; Fifth finger clinodactyly; Permanent curving of the pinkie finger","HPO_Name__c":"Clinodactyly of the 5th finger","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Hypotonia is an abnormally low muscle tone (the amount of tension or resistance to movement in a muscle). Even when relaxed, muscles have a continuous and passive partial contraction which provides some resistance to passive stretching. Hypotonia thus manifests as diminished resistance to passive stretching. Hypotonia is not the same as muscle weakness, although the two conditions can co-exist.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001252","HPO_Synonym__c":"Low muscle tone; Low or weak muscle tone; Muscle hypotonia; Muscular hypotonia","HPO_Name__c":"Hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Hypoplasia of the cerebellum, pontine nuclei, and inferior olivary nucleus.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006955","HPO_Name__c":"Olivopontocerebellar hypoplasia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Aplasia of the vagina.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003250","HPO_Synonym__c":"Absent vagina; Congenital absence of the vagina","HPO_Name__c":"Aplasia of the vagina","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The term intellectual disability or intellectual developmental disorder is used to describe significantly sub-average intellectual and adaptive functioning based on clinical assessment and as measured by individually administered, appropriately normed, standardized and validated tests of intellectual functioning and adaptive behavior, with onset during the developmental period from infancy through adolescence.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001249","HPO_Synonym__c":"Intellectual disability; Mental deficiency; Mental retardation; Mental retardation, nonspecific; Mental-retardation; Nonprogressive intellectual disability; Nonprogressive mental retardation","HPO_Name__c":"Intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Underdevelopment of the arch of aorta.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012304","HPO_Synonym__c":"Aortic arch hypoplasia; Underdeveloped aortic arch","HPO_Name__c":"Hypoplastic aortic arch","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Absence of the corpus callosum as a result of the failure of the corpus callosum to develop, which can be the result of a failure in any one of the multiple steps of callosal development including cellular proliferation and migration, axonal growth or glial patterning at the midline.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001274","HPO_Synonym__c":"Absence of corpus callosum; Absent corpus callosum; Agenesis of the corpus callosum; Callosal agenesis; Corpus callosum agenesis; Dysplastic or absent corpus callosum","HPO_Name__c":"Agenesis of corpus callosum","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Vertical bony ridge positioned in the midline of the forehead.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0005487","HPO_Synonym__c":"Prominent frontal ridge; Prominent metopic suture; Ridging of metopic suture","HPO_Name__c":"Prominent metopic ridge","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002465","HPO_Synonym__c":"Poor speech","HPO_Name__c":"Poor speech","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal difference between the left and right sides of the face.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000324","HPO_Synonym__c":"Asymmetric facies; Asymmetry of face; Asymmetry of right and left side of face; Crooked face; Facial asymmetry; Unsymmetrical face","HPO_Name__c":"Facial asymmetry","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A congenital defect characterized by absence of the uterus. Aplasia refers to the failure of an organ to develop during embryonic growth and development due to the absence of primordial tissue.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000151","HPO_Synonym__c":"Absent uterus; uterus absent","HPO_Name__c":"Aplasia of the uterus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Visible increase in width of the hallux without an increase in the dorso-ventral dimension.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010055","HPO_Synonym__c":"Abnormally broad great toes; Broad big toe; Broad great toe; Broad great toes; Broad halluces; Wide big toe","HPO_Name__c":"Broad hallux","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A unilateral form of agenesis of the kidney.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000122","HPO_Synonym__c":"Absent kidney on one side; Missing one kidney; Single kidney; Unilateral kidney agenesis","HPO_Name__c":"Unilateral renal agenesis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal hair whorl (that is, a patch of hair growing in the opposite direction of the rest of the hair).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010721","HPO_Synonym__c":"Abnormal hair whorl; Abnormal hair whorls; Abnormal whorl of hair","HPO_Name__c":"Abnormal hair whorl","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A form of polydactyly in which the extra digit or digits are localized on the side of the fifth finger or fifth toe.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100259","HPO_Synonym__c":"Polydactyly, postaxial; Postaxial hexadactyly","HPO_Name__c":"Postaxial polydactyly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Asymmetric head shape, which is usually a combination of unilateral occipital flattening with ipsilateral frontal prominence, leading to rhomboid cranial shape.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001357","HPO_Synonym__c":"Flat head syndrome; Flattening of cranial vault; Flattening of cranium; Flattening of skull; Rhomboid shaped cranium; Rhomboid shaped skull","HPO_Name__c":"Plagiocephaly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Delayed myelination.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012448","HPO_Name__c":"Delayed myelination","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Protrusion of the contents of the abdominal cavity through the inguinal canal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000023","HPO_Name__c":"Inguinal hernia","Feature_System__c":"Musculoskeletal System; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A form of loss of vision caused by damage to the visual cortex rather than a defect in the eye.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100704","HPO_Synonym__c":"Cortical blindness; Cortical visual impairment; Cortical/cerebral visual impairment; CVI","HPO_Name__c":"Cerebral visual impairment","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A defect of the chest wall characterized by a depression of the sternum, giving the chest (\\\"pectus\\\") a caved-in (\\\"excavatum\\\") appearance.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000767","HPO_Synonym__c":"Funnel chest","HPO_Name__c":"Pectus excavatum","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A seizure is an intermittent abnormality of nervous system physiology characterized by a transient occurrence of signs and/or symptoms due to abnormal excessive or synchronous neuronal activity in the brain.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001250","HPO_Synonym__c":"Epileptic seizure; Seizures","HPO_Name__c":"Seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Hydrocephalus is an active distension of the ventricular system of the brain resulting from inadequate passage of CSF from its point of production within the cerebral ventricles to its point of absorption into the systemic circulation.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000238","HPO_Synonym__c":"Hydrocephaly; Nonsyndromal hydrocephalus; Too much cerebrospinal fluid in the brain","HPO_Name__c":"Hydrocephalus","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Complete lack of development of speech and language abilities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001344","HPO_Synonym__c":"Absent speech development; Lack of language development; Lack of speech; No speech development; No speech or language development; Nonverbal","HPO_Name__c":"Absent speech","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An increase in size of the ventricular system of the brain.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002119","HPO_Synonym__c":"Cerebral ventricular dilatation; Dilated cerebral ventricle; Dilated cerebral ventricles; Dilated ventricles; Enlarged cerebral ventricles; Enlarged ventricles; Enlarged ventricular system; Large cerebral ventricles and cisternae; Ventricular dilatation","HPO_Name__c":"Ventriculomegaly","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"The capability that a joint (or a group of joints) has to move, passively and/or actively, beyond normal limits along physiological axes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001382","HPO_Synonym__c":"Double-Jointed; Extensible joints; Flexible joints; Hyperextensible joints; Increased joint mobility; Increased mobility of joints; Joint hyperextensibility; Joint hyperflexibility; Joint hyperlaxity; Joint laxity; Joints move beyond expected range of motion; Lax joints; Loose-jointedness","HPO_Name__c":"Joint hypermobility","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A delay in the achievement of motor or mental milestones in the domains of development of a child, including motor skills, speech and language, cognitive skills, and social and emotional skills. This term should only be used to describe children younger than five years of age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001263","HPO_Synonym__c":"Delayed cognitive development; Delayed development; Delayed developmental milestones; Delayed intellectual development; Delayed milestones; Delayed psychomotor development; Developmental delay; Developmental delay in early childhood; Developmental delay, global; Developmental retardation; GDD; Lack of psychomotor development; Motor and developmental delay; Motormental retardation; Psychomotor delay; Psychomotor development deficiency; Psychomotor development failure; Psychomotor developmental delay; Retarded development; Retarded mental development; Retarded psychomotor development","HPO_Name__c":"Global developmental delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:457284","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Underdevelopment of the corpus callosum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002079","HPO_Synonym__c":"Corpus callosum hypoplasia; Hypoplasia of corpus callosum; Hypoplastic corpus callosum; Underdevelopment of part of brain called corpus callosum","HPO_Name__c":"Hypoplasia of the corpus callosum","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology","Congenital Abnormality"],"Specialist":["Genetics","Neurology","Neurodevelopmental disabilities","Pediatrics"]},"synonyms":["autosomal dominant intellectual disability 36"," intellectual developmental disorder, autosomal dominant 36"," intellectual disability, autosomal dominant type 36"," microcephaly-corpus callosum hypoplasia-intellectual disability-facial dysmorphism syndrome"," microcephaly, corpus callosum hypoplasia, intellectual disability, facial dysmorphism syndrome"]}