{"Name":"Bosch-Boonstra-Schaaf optic atrophy syndrome","DiseaseID__c":"GARD:0012903","id":12903,"encodedName":"bosch-boonstra-schaaf-optic-atrophy-syndrome","IsDeleted":false,"Disease_Name_Full__c":"Bosch-Boonstra-Schaaf optic atrophy syndrome","Xref_IDs__c":"C3810363; DOID:0112226; MEDGEN:816693; MONDO:0014320; OMIM:615722; ORPHA:401777","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":6,"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":1,"Description_Source__c":"MONDO:0014320","Disease_Description__c":"Optic atrophy-intellectual disability syndrome is a rare, hereditary, syndromic intellectual disability characterized by developmental delay, intellectual disability, and significant visual impairment due to optic nerve atrophy, optic nerve hypoplasia or cerebral visual impairment. Other common clinical signs and symptoms are hypotonia, oromotor dysfunction, seizures, autism spectrum disorder, and repetitive behaviors. Dysmorphic facial features are variable and nonspecific.","GARD_Name__c":"Bosch-Boonstra-Schaaf optic atrophy syndrome","GARD_Synonym__c":"bbsoas; bbsoas - bosch boonstra schaaf optic atrophy syndrome; bosch boonstra schaaf optic atrophy syndrome; optic atrophy-intellectual disability syndrome; optic atrophy, intellectual disability syndrome","Curated_Disease_Description_Source__c":"PlainLanguagePilotV2-Jan24","Curated_Disease_Description__c":"Optic atrophy-intellectual disability syndrome is a rare, hereditary condition. It affects a person's brain and vision. It is characterized by developmental delay and intellectual disability. It can also significantly affect vision due to damage to the optic nerve or other affects on the brain's visual system. Common symptoms include hypotonia (weakened muscle tone). This condition also causes oromotor dysfunction (difficulty moving the mouth and tongue). It can also cause seizures, autism spectrum disorder, and repetitive behaviors. People with this syndrome may also have facial features that are not typical for their family. These features can vary greatly and are not specific to this condition.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"as a Newborn","SourceID__c":"ORPHA:401777","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0014320","ORPHANET_ID__c":"ORPHA:401777","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de atrofia óptica-discapacidad intelectual","Spanish_Description_Source__c":"ORPHA:401777","Spanish_Description__c":"El síndrome de atrofia óptica - discapacidad intelectual, es una discapacidad intelectual sindrómica, hereditaria y poco frecuente, caracterizada por retraso en el desarrollo, discapacidad intelectual y disfunción visual secundaria a atrofia o hipoplasia del nervio óptico o de origen cerebral. Otros signos y síntomas clínicos comunes son hipotonía, disfunción motora oral, crisis epilépticas, trastornos del espectro autista y comportamientos repetitivos. Los rasgos faciales dismórficos son variables e inespecíficos.","Spanish_Disease_Name__c":"síndrome de atrofia óptica-discapacidad intelectual","Spanish_GARD_Synonym__c":"síndrome de atrofia óptica de bosch-boonstra-schaaf","Category_Linearization__c":"ORPHA:97966","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":"Optic atrophy-intellectual disability syndrome is a rare, hereditary condition. It affects a person's brain and vision. It is characterized by developmental delay and intellectual disability. It can also significantly affect vision due to damage to the optic nerve or other affects on the brain's visual system. Common symptoms include hypotonia (weakened muscle tone). This condition also causes oromotor dysfunction (difficulty moving the mouth and tongue). It can also cause seizures, autism spectrum disorder, and repetitive behaviors. People with this syndrome may also have facial features that are not typical for their family. These features can vary greatly and are not specific to this condition.","Curated_Disease_Description_Source__c":"PlainLanguagePilotV2-Jan24","GARD_Synonym__c":"bbsoas; bbsoas - bosch boonstra schaaf optic atrophy syndrome; bosch boonstra schaaf optic atrophy syndrome; optic atrophy-intellectual disability syndrome; optic atrophy, intellectual disability syndrome","Name":"Bosch-Boonstra-Schaaf optic atrophy syndrome","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"NR2F1 Foundation","Website__c":"https://nr2f1.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":"Ophthalmology","Tag_Category__c":"Specialist"},{"Tag_Name__c":"Neuro-Ophthalmology","Tag_Category__c":"Specialist","curated_tag_name":"Neuro-ophthalmic diseases"},{"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":"Neonatal","Provided_By__c":"ORPHA:401777"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.ncbi.nlm.nih.gov/books/NBK587319","Source__c":"Gene Review","Xref__c":"NBK587319"},{"URL__c":"https://www.omim.org/entry/615722","Source__c":"C3810363; MONDO:0014320; ORPHA:401777","Xref__c":"OMIM:615722"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0112226","Source__c":"MONDO:0014320","Xref__c":"DOID:0112226"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=816693","Source__c":"C3810363","Xref__c":"MEDGEN:816693"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C3810363","Source__c":"C3810363","Xref__c":"C3810363"},{"URL__c":"https://www.orpha.net/en/disease/detail/401777","Source__c":"C3810363; MONDO:0014320; ORPHA:401777","Xref__c":"ORPHA:401777"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=770723007","Source__c":"C3810363","Xref__c":"770723007"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0014320","Source__c":"GARD:0012903","Xref__c":"MONDO:0014320"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"NR2F1","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal dominant"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Attention deficit hyperactivity disorder (ADHD) manifests at age 2-3 years or by first grade at the latest. The main symptoms are distractibility, impulsivity, hyperactivity, and often trouble organizing tasks and projects, difficulty going to sleep, and social problems from being aggressive, loud, or impatient.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007018","HPO_Synonym__c":"ADHD; Attention deficit; Attention deficit disorder; Attention deficit-hyperactivity disorder; Attention deficits; Childhood attention deficit/hyperactivity disorder","HPO_Name__c":"Attention deficit hyperactivity disorder","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"A decreased rate of skeletal maturation. Delayed skeletal maturation can be diagnosed on the basis of an estimation of the bone age from radiographs of specific bones in the human body.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002750","HPO_Synonym__c":"Delayed bone age; Delayed bone age before puberty; Delayed bone maturation; Delayed skeletal development; Retarded bone age; Skeletal maturation retardation","HPO_Name__c":"Delayed skeletal maturation","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A misalignment of the eyes so that the visual axes deviate from bifoveal fixation. The classification of strabismus may be based on a number of features including the relative position of the eyes, whether the deviation is latent or manifest, intermittent or constant, concomitant or otherwise and according to the age of onset and the relevance of any associated refractive error.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000486","HPO_Synonym__c":"Cross-eyed; Squint; Squint eyes","HPO_Name__c":"Strabismus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Decreased superior-inferior length of the nasal bridge, which is the saddle-shaped area that includes the nasal root and the lateral aspects of the nose.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003194","HPO_Synonym__c":"Decreased length of bridge of nose; Decreased length of nasal bridge; Short bridge of nose; Short nasal bridge","HPO_Name__c":"Short nasal bridge","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Angle formed by the plane of the ear and the mastoid bone greater than the 97th centile for age (objective); or, outer edge of the helix more than 2 cm from the mastoid at the point of maximum distance (objective).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000411","HPO_Synonym__c":"Prominent ear; Prominent ears","HPO_Name__c":"Protruding ear","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A form of strabismus with one or both eyes turned inward ('crossed') to a relatively severe degree, usually defined as 10 diopters or more.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000565","HPO_Synonym__c":"Inward turning cross eyed","HPO_Name__c":"Esotropia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"A height below that which is expected according to age and sex norms. Although there is no universally accepted definition of short stature, many refer to \\\"short stature\\\" as height more than 2 standard deviations below the mean for age and sex (or below the 3rd percentile for age and sex dependent norms).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004322","HPO_Synonym__c":"Decreased body height; Height less than 3rd percentile; Short stature; Small stature; Stature below 3rd percentile","HPO_Name__c":"Short stature","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"Any structural anomaly of the hippocampus,","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0025100","HPO_Synonym__c":"Abnormal morphology of the hippocampus; Abnormality of hippocampus morphology","HPO_Name__c":"Abnormal hippocampus morphology","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"Rhythmic, involuntary oscillations of one or both eyes related to abnormality in fixation, conjugate gaze, or vestibular mechanisms.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000639","HPO_Synonym__c":"Involuntary, rapid, rhythmic eye movements","HPO_Name__c":"Nystagmus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","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"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008762","HPO_Synonym__c":"Repetitive compulsive behavior","HPO_Name__c":"Repetitive compulsive behavior","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A fold of skin starting above the medial aspect of the upper eyelid and arching downward to cover, pass in front of and lateral to the medial canthus.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000286","HPO_Synonym__c":"Epicanthal fold; Epicanthal folds; Epicanthic folds; Eye folds; Palpebronasal fold; Plica palpebronasalis; Prominent eye folds","HPO_Name__c":"Epicanthus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","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:401777","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Persistent deficits in social interaction and communication and interaction as well as a markedly restricted repertoire of activity and interest as well as repetitive patterns of behavior.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000729","HPO_Synonym__c":"ASD; Pervasive developmental disorder","HPO_Name__c":"Autistic behavior","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","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:401777","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:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A decreased magnitude of the sensory perception of sound.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000365","HPO_Synonym__c":"Deafness; Hearing defect; Hearing impairment; Hypacusis","HPO_Name__c":"Hearing impairment","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"A cone-shaped deformity of the cornea characterized by the presence of corneal distortion secondary to thinning of the apex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000563","HPO_Synonym__c":"Bulging cornea; Conical cornea","HPO_Name__c":"Keratoconus","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","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:401777","HPO_Frequency__c":"Frequent (30-79%)","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:401777","HPO_Frequency__c":"Frequent (30-79%)","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:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Behavior that consists of repetitive acts, characterized by the feeling that one \\\"has to\\\" perform them, while being aware that these acts are not in line with one's overall goal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000722","HPO_Synonym__c":"Obsessive compulsive behavior; Obsessive compulsive disorder; Obsessive-compulsive behavior; Obsessive-compulsive disorder; OCD","HPO_Name__c":"Compulsive behaviors","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Underdevelopment of the optic disc, that is of the optic nerve head, where ganglion cell axons exit the eye to form the optic nerve.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007766","HPO_Name__c":"Optic disc hypoplasia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A form of strabismus with one or both eyes deviated outward.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000577","HPO_Synonym__c":"Outward facing eye ball","HPO_Name__c":"Exotropia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","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:401777","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Atrophy of the optic nerve. Optic atrophy results from the death of the retinal ganglion cell axons that comprise the optic nerve and manifesting as a pale optic nerve on fundoscopy.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000648","HPO_Synonym__c":"Optic nerve atrophy; Optic-nerve degeneration","HPO_Name__c":"Optic atrophy","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"A motor disorder characterized by a velocity-dependent increase in tonic stretch reflexes with increased muscle tone, exaggerated (hyperexcitable) tendon reflexes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001257","HPO_Synonym__c":"Involuntary muscle stiffness, contraction, or spasm; Muscle spasticity; Muscular spasticity","HPO_Name__c":"Spasticity","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","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:401777","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007663","HPO_Synonym__c":"Decreased central vision; Decreased clarity of vision; Decreased visual acuity; Poor visual acuity","HPO_Name__c":"Reduced visual acuity","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormality of the helix. The helix is the outer rim of the ear that extends from the insertion of the ear on the scalp (root) to the termination of the cartilage at the earlobe.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011039","HPO_Synonym__c":"Abnormal helices; Abnormality of the helix; Helix abnormal","HPO_Name__c":"Abnormal helix morphology","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduced visual acuity that is uncorrectable by lenses in the absence of detectable anatomic defects in the eye or visual pathways.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000646","HPO_Synonym__c":"Lazy eye; Wandering eye; Wandering eyes","HPO_Name__c":"Amblyopia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Anterior positioning of the nasal root in comparison to the usual positioning for age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000426","HPO_Synonym__c":"Elevated nasal bridge; High nasal bridge; Prominent bridge of nose; Prominent nasal bridge; Prominent nasal root; Protruding bridge of nose; Protruding nasal bridge","HPO_Name__c":"Prominent nasal bridge","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"An abnormality of refraction characterized by the ability to see objects in the distance clearly, while objects nearby appear blurry.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000540","HPO_Synonym__c":"Farsightedness; Hyperopia; Long-sightedness","HPO_Name__c":"Hypermetropia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Occasional (5-29%)","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:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"The palpebral fissure inclination is more than two standard deviations above the mean for age (objective); or, the inclination of the palpebral fissure is greater than typical for age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000582","HPO_Synonym__c":"Mongoloid slant; Upslanting palpebral fissures; Upward slanted palpebral fissures; Upward slanting of palpebral fissures; Upward slanting of the opening between the eyelids; Upward slanting palpebral fissures","HPO_Name__c":"Upslanted palpebral fissure","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Frequent (30-79%)","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:401777","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:401777","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001123","HPO_Synonym__c":"Partial loss of field of vision; Visual field defects","HPO_Name__c":"Visual field defect","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:401777","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"An abnormality of refraction characterized by the ability to see objects nearby clearly, while objects in the distance appear blurry.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000545","HPO_Synonym__c":"Close sighted; Near sighted; Near sightedness; Nearsightedness","HPO_Name__c":"Myopia","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology"],"Specialist":["Genetics","Neurology","Ophthalmology","Neuro-Ophthalmology","Neurodevelopmental disabilities","Pediatrics"]},"synonyms":["bbsoas"," bbsoas - bosch boonstra schaaf optic atrophy syndrome"," bosch boonstra schaaf optic atrophy syndrome"," optic atrophy-intellectual disability syndrome"," optic atrophy, intellectual disability syndrome"]}