{"Name":"X-linked intellectual disability, Stevenson type","DiseaseID__c":"GARD:0019058","id":19058,"encodedName":"x-linked-intellectual-disability-stevenson-type","IsDeleted":false,"Disease_Name_Full__c":"X-linked intellectual disability, Stevenson type","Xref_IDs__c":"718909001; C4305077; MEDGEN:930746; MONDO:0019422; ORPHA:85325","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":6,"No_of_Age_at_Onset__c":1,"Description_Source__c":"MONDO:0019422","Disease_Description__c":"X-linked intellectual disability, Stevenson type is characterised by intellectual deficit, hypotonia, absent deep tendon reflexes, tapered fingers and excessive fingerprint arches, <i>genu valgum</i>, a characteristic face and small teeth. It has been described in four males from two generations of one family. The causative gene appears to be located in the q13 region of the X chromosome.","GARD_Name__c":"X-linked intellectual disability, Stevenson type","GARD_Synonym__c":"x-linked intellectual disability stevenson type","Curated_Disease_Description_Source__c":"ORPHA:85325","Curated_Disease_Description__c":"X-linked intellectual disability, Stevenson type is characterized by intellectual deficit, hypotonia, absent deep tendon reflexes, tapered fingers and excessive fingerprint arches, genu valgum, a characteristic face and small teeth. The causative gene appears to be located in the q13 region of the X chromosome.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"as a Child","SourceID__c":"ORPHA:85325","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0019422","ORPHANET_ID__c":"ORPHA:85325","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Discapacidad intelectual ligada al cromosoma x tipo stevenson","Spanish_Description_Source__c":"ORPHA:85325","Spanish_Description__c":"Es un trastorno caracterizado por déficit intelectual, hipotonía, ausencia de reflejos tendinosos profundos, dedos ahusados y arcos dactilares pronunciados, genu valgum, facies característica y dientes pequeños. Se ha descrito en cuatro varones de dos generaciones de una misma familia. El gen causal parece estar ubicado en la región q13 del cromosoma X.","Spanish_Disease_Name__c":"discapacidad intelectual ligada al cromosoma x tipo stevenson","Spanish_GARD_Synonym__c":null,"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":"X-linked intellectual disability, Stevenson type is characterized by intellectual deficit, hypotonia, absent deep tendon reflexes, tapered fingers and excessive fingerprint arches, genu valgum, a characteristic face and small teeth. The causative gene appears to be located in the q13 region of the X chromosome.","Curated_Disease_Description_Source__c":"ORPHA:85325","GARD_Synonym__c":"x-linked intellectual disability stevenson type","Name":"X-linked intellectual disability, Stevenson type","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"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":"Childhood","Provided_By__c":"ORPHA:85325"}],"External_Identifier_Disease__c":[{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C4305077","Source__c":"C4305077","Xref__c":"C4305077"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=718909001","Source__c":"C4305077; MONDO:0019422","Xref__c":"718909001"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=930746","Source__c":"C4305077","Xref__c":"MEDGEN:930746"},{"URL__c":"https://www.orpha.net/en/disease/detail/85325","Source__c":"C4305077; MONDO:0019422; ORPHA:85325","Xref__c":"ORPHA:85325"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0019422","Source__c":"GARD:0019058","Xref__c":"MONDO:0019422"}],"Inheritance__c":["X-linked recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001176","HPO_Synonym__c":"Disproportionately large hands; large hand; Large hands","HPO_Name__c":"Large hands","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Increased back to front length of the foot.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001833","HPO_Synonym__c":"Disproportionately large feet; large feet; long feet; Long foot","HPO_Name__c":"Long foot","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Decreased size of the teeth, which can be defined as a mesiodistal tooth diameter (width) more than 2 SD below mean. Alternatively, an apparently decreased maximum width of tooth.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000691","HPO_Synonym__c":"Decreased size of tooth; Decreased width of tooth; Small teeth; Small tooth; Tooth hypoplasia; Tooth hypotrophy; Underdeveloped tooth","HPO_Name__c":"Microdontia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A height above that which is expected according to age and sex norms.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000098","HPO_Synonym__c":"Accelerated linear growth; Increased body height; Increased linear growth; Tall stature","HPO_Name__c":"Tall stature","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Edema in the region of the eyelids.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100540","HPO_Synonym__c":"Edema of the eyelids; Eyelid edema; Fullness of eyelids; Puffy eyelids; Puffy lids; Swelling of eyelids","HPO_Name__c":"Palpebral edema","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Accumulation of substantial excess body fat.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001513","HPO_Synonym__c":"Having too much body fat; Obesity","HPO_Name__c":"Obesity","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormality of dermatoglyphs (fingerprints), which are present on fingers, palms, toes, and soles.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007477","HPO_Synonym__c":"Abnormal fingerprints; Dermatoglyphic abnormalities","HPO_Name__c":"Abnormal dermatoglyphics","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","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:85325","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Triangular appearance of the oral aperture with the apex in the midpoint of the upper vermilion and the lower vermilion forming the base.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010804","HPO_Synonym__c":"Inverted V-shaped upper lip","HPO_Name__c":"Tented upper lip vermilion","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Moderate intellectual disability (ID) is defined as a type of ID characterized by moderately sub-average adaptive functioning and intellectual functioning, with an intelligence quotient (IQ) the range of 35-49.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002342","HPO_Synonym__c":"Intellectual disability, moderate; IQ between 34 and 49; Mental retardation, moderate; Moderate mental deficiency; Moderate mental retardation","HPO_Name__c":"Moderate intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Severe intellectual disability (ID) is defined as a type of ID characterized by severely sub-average adaptive functioning and intellectual functioning, with an intelligence quotient (IQ) the range of 20-34.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010864","HPO_Synonym__c":"Early and severe mental retardation; Intellectual disability, severe; Mental retardation, severe; Severe mental retardation","HPO_Name__c":"Severe intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The gradual reduction in girth of the finger from proximal to distal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001182","HPO_Synonym__c":"Distally tapering fingers; Tapered finger; Tapered fingertips; Tapering fingers","HPO_Name__c":"Tapered finger","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Increased thickness of the helix of the ear.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000391","HPO_Synonym__c":"Thick helix","HPO_Name__c":"Thickened helices","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Increased density/number and/or increased diameter of eyebrow hairs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000574","HPO_Synonym__c":"Bushy eyebrows; Dense eyebrow; Heavy eyebrows; Hypertrichosis of the eyebrow; Prominent eyebrows; Thick eyebrow; Thick eyebrows","HPO_Name__c":"Thick eyebrow","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormal morphology (form) of the face or its components.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001999","HPO_Synonym__c":"Abnormal facial shape; Abnormal morphology of the face; Distinctive facies; Dysmorphic facial features; Dysmorphic facies; Facial dysmorphism; Unusual facial appearance; Unusual facies","HPO_Name__c":"Abnormal facial shape","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality of the pinna, which is also referred to as the auricle or external ear.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000377","HPO_Synonym__c":"Abnormal form of ears; Abnormally shaped ears; Auricular malformation; Deformed auricles; Deformed ears; Dysplastic ears; Malformation of auricle; Malformed auricles; Malformed ears; Malformed external ears; Minor malformation of the auricles; Poorly defined conchae","HPO_Name__c":"Abnormal pinna morphology","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Absence of neurologic reflexes such as the knee-jerk reaction.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001284","HPO_Synonym__c":"Absent deep tendon reflexes; Absent tendon reflexes; Deep tendon reflexes absent; Loss of deep tendon reflexes; Lost deep tendon reflexes","HPO_Name__c":"Areflexia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Increase in bulk of the ala nasi.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0009928","HPO_Synonym__c":"Ala nasi, thick; Thickening of the alae nasi","HPO_Name__c":"Thick nasal alae","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Increased width of the columella.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010761","HPO_Synonym__c":"Columella, broad; Columella, wide; Fullness of columella; Increased width of columella","HPO_Name__c":"Broad columella","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Very frequent (80-99%)","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:85325","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The legs angle inward, such that the knees are close together and the ankles far apart.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002857","HPO_Synonym__c":"Genu valga; Genu valgus; Genua valga; Knee joint valgus deformity; Knock knees","HPO_Name__c":"Genu valgum","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:85325","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Impaired ability to eat related to problems gathering food and getting ready to suck, chew, or swallow it.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011968","HPO_Synonym__c":"Decreased oral intake; Feeding difficulties; Feeding problems; Poor feeding","HPO_Name__c":"Feeding difficulties","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology","Congenital Abnormality"],"Specialist":["Genetics","Neurology","Neurodevelopmental disabilities","Pediatrics"]},"synonyms":["x-linked intellectual disability stevenson type"]}