{"Name":"Autosomal recessive osteopetrosis 5","DiseaseID__c":"GARD:0004153","id":4153,"encodedName":"autosomal-recessive-osteopetrosis-5","IsDeleted":false,"Disease_Name_Full__c":"Autosomal recessive osteopetrosis 5","Xref_IDs__c":"C1968603; C566883; DOID:0110939; MEDGEN:409627; MONDO:0009817; OMIM:259720","USA_Estimate__c":null,"No_of_Specialist_Tagsa__c":0,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":0,"World_Estimate__c":null,"No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":2,"Disease_Characteristics_Score__c":3,"No_of_Age_at_Onset__c":0,"Description_Source__c":"MONDO:0009817","Disease_Description__c":"Any autosomal recessive malignant osteopetrosis in which the cause of the disease is a mutation in the OSTM1 gene.","GARD_Name__c":"Autosomal recessive osteopetrosis 5","GARD_Synonym__c":"autosomal recessive osteopetrosis type 5; infantile malignant osteopetrosis 3; optb5; osteopetrosis (disease) caused by mutation in ostm1; osteopetrosis, autosomal recessive type 5; ostm1 osteopetrosis (disease); ostm1-related autosomal recessive osteopetrosis","Curated_Disease_Description_Source__c":"MONDO:0009817","Curated_Disease_Description__c":"Any autosomal recessive malignant osteopetrosis in which the cause of the disease is a mutation in the OSTM1 gene.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":null,"Age_at_Onset_Snippet_Text__c":null,"SourceID__c":"OMIM:259720","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0009817","ORPHANET_ID__c":null,"Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":null,"Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":null,"Spanish_GARD_Synonym__c":null,"Category_Linearization__c":null,"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":"Any autosomal recessive malignant osteopetrosis in which the cause of the disease is a mutation in the OSTM1 gene.","Curated_Disease_Description_Source__c":"MONDO:0009817","GARD_Synonym__c":"autosomal recessive osteopetrosis type 5; infantile malignant osteopetrosis 3; optb5; osteopetrosis (disease) caused by mutation in ostm1; osteopetrosis, autosomal recessive type 5; ostm1 osteopetrosis (disease); ostm1-related autosomal recessive osteopetrosis","Name":"Autosomal recessive osteopetrosis 5","estimateUsa":""}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"Osteopetrosis Support Trust","Website__c":"https://www.osteopetrosis-support-trust.org.uk/"}],"External_Identifier_Disease__c":[{"URL__c":"https://raresource.nih.gov/diseases/filter/0004153","Source__c":"RareSource"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C566883","Source__c":"MONDO:0009817","Xref__c":"C566883"},{"URL__c":"https://www.omim.org/entry/259720","Source__c":"C1968603; MONDO:0009817","Xref__c":"OMIM:259720"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0110939","Source__c":"MONDO:0009817","Xref__c":"DOID:0110939"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C1968603","Source__c":"C1968603","Xref__c":"C1968603"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=409627","Source__c":"C1968603","Xref__c":"MEDGEN:409627"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0009817","Source__c":"GARD:0004153","Xref__c":"MONDO:0009817"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"OSTM1","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Abnormally increased size of the liver.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002240","HPO_Synonym__c":"Enlarged liver","HPO_Name__c":"Hepatomegaly","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"Developmental hypoplasia of the mandible.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000347","HPO_Synonym__c":"Decreased size of lower jaw; Decreased size of mandible; Hypoplasia of lower jaw; Hypoplasia of mandible; Hypoplastic mandible; Hypoplastic mandible condyle; Hypotrophic lower jaw; Hypotrophic mandible; Little lower jaw; Little mandible; Lower jaw deficiency; Lower jaw hypoplasia; Mandibular deficiency; Mandibular hypoplasia; Mandibular micrognathia; Micrognathia of lower jaw; Micromandible; Robin mandible; Severe hypoplasia of mandible; Small jaw; Small lower jaw; Small mandible; Underdevelopment of lower jaw; Underdevelopment of mandible","HPO_Name__c":"Micrognathia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","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":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Difficulty to maintain correct position of the head while standing or sitting. Infant head lag is observed when the head seems to flop around or lags posteriorly behind the trunk. Several articles have maintained that head lag should be absent by age 3 to 4 months.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002421","HPO_Synonym__c":"Delay in head control; Delay in head righting; Infant head lag; Poor head control","HPO_Name__c":"Poor head control","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"Accumulation of fluid in the peritoneal cavity (between the layers of the peritoneum that lines the abdomen).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001541","HPO_Synonym__c":"Accumulation of fluid in the abdomen; Peritoneal effusion","HPO_Name__c":"Ascites","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A condition in which there is increased muscle tone so that arms or legs, for example, are stiff and difficult to move.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001276","HPO_Synonym__c":"Hypertonicity; Increased muscle tone","HPO_Name__c":"Hypertonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Atrophy (wasting, decrease in size of cells or tissue) affecting the cerebrum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002059","HPO_Synonym__c":"Degeneration of cerebrum","HPO_Name__c":"Cerebral atrophy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Abnormal increased size of the spleen.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001744","HPO_Synonym__c":"Increased spleen size; Large spleen","HPO_Name__c":"Splenomegaly","Feature_System__c":"Cardiovascular System; Immune System; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"Decreased number of osteoclasts in bone tissue.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0030328","HPO_Name__c":"Decreased osteoclast count","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","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":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Excessive growth of the bones of cranium, i.e., of the skull.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004437","HPO_Synonym__c":"Hyperostosis of cranial bones; Hyperostosis of cranial vault; Increased ossification of cranial bones","HPO_Name__c":"Cranial hyperostosis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Simultaneous enlargement of the liver and spleen.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001433","HPO_Synonym__c":"Enlarged liver and spleen","HPO_Name__c":"Hepatosplenomegaly","Feature_System__c":"Cardiovascular System; Immune System; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormal reduction in numbers of all blood cell types (red blood cells, white blood cells, and platelets).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001876","HPO_Synonym__c":"Low blood cell count","HPO_Name__c":"Pancytopenia","Feature_System__c":"Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A deficiency or slowing down of growth pre- and postnatally.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001510","HPO_Synonym__c":"Delayed growth; Growth deficiency; Growth delay; Growth failure; Growth retardation; Poor growth; Retarded growth","HPO_Name__c":"Growth delay","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Distance between nasal base and midline upper lip vermilion border more than 2 SD above the mean. Alternatively, an apparently increased distance between nasal base and midline upper lip vermilion border.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000343","HPO_Synonym__c":"Elongated philtrum; Increased height of philtrum; Increased length of philtrum; Increased vertical dimension of philtrum; Vertical hyperplasia of philtrum","HPO_Name__c":"Long philtrum","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Head circumference below 2 standard deviations below the mean for age and sex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000252","HPO_Synonym__c":"Abnormally small cranium; Abnormally small skull; Decreased circumference of cranium; Decreased size of cranium; Decreased size of skull; Reduced head circumference; small cranium; Small head circumference","HPO_Name__c":"Microcephaly","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Facial nerve palsy is a dysfunction of cranial nerve VII (the facial nerve) that results in inability to control facial muscles on the affected side with weakness of the muscles of facial expression and eye closure. This can either be present in unilateral or bilateral form.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010628","HPO_Synonym__c":"Bell's palsy; Cranial nerve VII palsy; Facial nerve palsy; Facial nerve paralysis; Facial palsy, unilateral or bilateral; Seventh cranial nerve palsy; VII th cranial nerve palsy","HPO_Name__c":"Facial palsy","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Hyperreflexia is the presence of hyperactive stretch reflexes of the muscles.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001347","HPO_Synonym__c":"Increased deep tendon reflexes; Increased reflexes","HPO_Name__c":"Hyperreflexia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A reduction in erythrocytes volume or hemoglobin concentration.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001903","HPO_Synonym__c":"Anaemia; Low number of red blood cells or hemoglobin","HPO_Name__c":"Anemia","Feature_System__c":"Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Muscular hypotonia (abnormally low muscle tone) affecting the musculature of the trunk.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0008936","HPO_Synonym__c":"Low muscle tone in trunk; Muscular hypotonia of the trunk; Truncal hypotonia","HPO_Name__c":"Axial hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Facial contours, as viewed from the front, show a broad upper face/cranium and lower face/mandible, creating a square appearance.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000321","HPO_Synonym__c":"Square face; Square facial shape; Square facies","HPO_Name__c":"Square face","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A partial dislocation of the hip joint, whereby the head of the femur is partially displaced from the socket.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0030043","HPO_Synonym__c":"Partial hip dislocation; Subluxation involving the hip joint","HPO_Name__c":"Hip subluxation","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Abnormal dilatation of the iris.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011499","HPO_Synonym__c":"Dilated pupil","HPO_Name__c":"Mydriasis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002509","HPO_Synonym__c":"Appendicular hypertonia; Increased muscle tone of arm or leg","HPO_Name__c":"Limb hypertonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An eye that is protruding anterior to the plane of the face to a greater extent than is typical.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000520","HPO_Synonym__c":"Anterior bulging of the globe; Anterior bulging of the globe of eye; Bulging eye; Exophthalmos; Eyeballs bulging out; Ocular proptosis; Prominent eyes; Prominent globes; Protruding eyes; Protrusio bulbi","HPO_Name__c":"Proptosis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007204","HPO_Name__c":"Diffuse white matter abnormalities","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"A generalized-onset seizure is a type of seizure originating at some point within, and rapidly engaging, bilaterally distributed networks. The networks may include cortical and subcortical structures but not necessarily the entire cortex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002197","HPO_Synonym__c":"Generalized onset seizure; Generalized seizures; Generalized-onset seizures; Primary generalized seizure","HPO_Name__c":"Generalized-onset seizure","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","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":"OMIM:259720","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001399","HPO_Synonym__c":"Hepatic insufficiency; Liver failure","HPO_Name__c":"Hepatic failure","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"Spastic paralysis affecting all four limbs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002510","HPO_Synonym__c":"Spastic quadriplegia","HPO_Name__c":"Spastic tetraplegia","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A pale yellow discoloration of the optic disc (the area of the optic nerve head in the retina). The optic disc normally has a pinkish hue with a central yellowish depression.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000543","HPO_Synonym__c":"Pale optic disc","HPO_Name__c":"Optic disc pallor","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormal increase in the number of leukocytes in the blood.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001974","HPO_Synonym__c":"Elevated white blood count; High white blood count; Increased blood leukocyte number; Leukocytosis","HPO_Name__c":"Increased total leukocyte count","Feature_System__c":"Immune System; Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007965","HPO_Synonym__c":"Absence of visual evoked potentials; Non-detectable VEP; Undetectable VEP","HPO_Name__c":"Undetectable visual evoked potentials","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"An abnormally decreased calcium concentration in the blood.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002901","HPO_Synonym__c":"Hypocalcaemia; Low blood calcium levels","HPO_Name__c":"Hypocalcemia","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormal increase of bone mineral density, that is, of the amount of matter per cubic centimeter of bones which is often referred to as osteosclerosis. Osteosclerosis can be detected on radiological examination as an increased whiteness (density) of affected bones.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011001","HPO_Synonym__c":"Increased bone density; Increased bone mineral density; Osteosclerosis; Osteosclerosis of bones","HPO_Name__c":"Increased bone mineral density","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","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":"OMIM:259720","Feature__r":{"HPO_Description__c":"Generalized muscular hypotonia (abnormally low muscle tone).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001290","HPO_Synonym__c":"Generalized decreased muscle tone; Generalized muscular hypotonia; Hypotonia, generalized","HPO_Name__c":"Generalized hypotonia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","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":"OMIM:259720","Feature__r":{"HPO_Description__c":"A severe form of respiratory insufficiency characterized by inadequate gas exchange such that the levels of oxygen or carbon dioxide cannot be maintained within normal limits.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002878","HPO_Synonym__c":"Respiratory failure","HPO_Name__c":"Respiratory failure","Feature_System__c":"Respiratory system","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An emotional state characterized by negative feelings of heightened frustration, annoyance, or feeling upset, often triggered by internal factors (e.g., fatigue, hunger, unfulfilled desires) or external factors (e.g., social or environmental challenges). Irritability may be unpredictable, and is accompanied by a lowered threshold for emotional reactivity and observable features (speech, facial expressions, or psychomotor activity).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000737","HPO_Synonym__c":"Cranky; Easily annoyed; Easily bothered; Easily upset; Grumpy; Hot-temper; Irritability; Irritable; Irritable mood; On edge; Quick-temper; Short fuse; Short tempered","HPO_Name__c":"Irritability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A series of rhythmic and involuntary muscle contractions (at a frequency of about 5 to 7 Hz) that occur in response to an abruptly applied and sustained stretch.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002169","HPO_Synonym__c":"Involuntary rhythmic muscular contractions and relaxations","HPO_Name__c":"Clonus","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"An abnormality of the coagulation cascade, which is comprised of the contact activation pathway (also known as the intrinsic pathway) and the tissue factor pathway (also known as the extrinsic pathway) as well as cofactors and regulators.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003256","HPO_Synonym__c":"Coagulopathy","HPO_Name__c":"Abnormality of the coagulation cascade","Feature_System__c":"Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Severe reduction of the ability to see. On the 6m visual acuity scale, severe reduction is defined as less than 6/60 but at least 3/60. On the 20ft visual acuity scale, severe reduction is defined as less than 20/200 but at least 20/400. On the decimal visual acuity scale, severe reduction is defined as less than 0.1 but at least 0.05.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001141","HPO_Synonym__c":"Marked vision impairment; Severe reduction in visual acuity; Severe vision loss; Severe visual impairment; Severe visual loss; Severely impaired vision","HPO_Name__c":"Severely reduced visual acuity","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Abnormally increased formation of dense trabecular bone tissue. Despite the increased density of bone tissue, osteopetrotic bones tend to be more fracture-prone than normal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0011002","HPO_Synonym__c":"Harder, denser, fracture-prone bones","HPO_Name__c":"Osteopetrosis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A reduction in the number of circulating thrombocytes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001873","HPO_Synonym__c":"Low platelet count","HPO_Name__c":"Thrombocytopenia","Feature_System__c":"Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Hyperplasia of the gingiva (that is, a thickening of the soft tissue overlying the alveolar ridge. The degree of thickening ranges from involvement of the interdental papillae alone to gingival overgrowth covering the entire tooth crown.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000212","HPO_Synonym__c":"Gingival enlargement; Gingival hyperplasia; Gum enlargement; Gum hypertrophy; Hypertrophic gingivitis","HPO_Name__c":"Gingival overgrowth","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"An increased amount of bilirubin in the blood.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002904","HPO_Synonym__c":"High blood bilirubin levels","HPO_Name__c":"Hyperbilirubinemia","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Visual impairment (or vision impairment) is vision loss (of a person) to such a degree as to qualify as an additional support need through a significant limitation of visual capability resulting from either disease, trauma, or congenital or degenerative conditions that cannot be corrected by conventional means, such as refractive correction, medication, or surgery.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000505","HPO_Synonym__c":"Impaired vision; Loss of eyesight; Poor vision; Visual impairment","HPO_Name__c":"Visual impairment","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"The presence of a splayed (i.e.,flared) metaphyseal segment of one or more long bones.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003015","HPO_Synonym__c":"Flared wide portion of long bone; Flared, widened metaphyses; marked metaphyseal flaring of long bones; Metaphyseal flaring; Metaphyseal flaring of long bones; Metaphyseal splaying; Metaphyses flared; Splayed metaphyses","HPO_Name__c":"Flared metaphysis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","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":"OMIM:259720","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A type of anemia characterized by an abnormally low concentration of hemoglobin in the erythrocytes and lower than normal size of the erythrocytes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004840","HPO_Synonym__c":"Hypochromic, microcytic anemia","HPO_Name__c":"Hypochromic microcytic anemia","Feature_System__c":"Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:259720","Feature__r":{"HPO_Description__c":"The process of hematopoiesis occurring outside of the bone marrow (in the liver, thymus, and spleen) in the postnatal organisms.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001978","HPO_Name__c":"Extramedullary hematopoiesis","Feature_System__c":"Blood and Blood-Forming Tissue","HPO_Feature_Type__c":"Symptom"}}],"tags":{},"synonyms":["autosomal recessive osteopetrosis type 5"," infantile malignant osteopetrosis 3"," optb5"," osteopetrosis (disease) caused by mutation in ostm1"," osteopetrosis, autosomal recessive type 5"," ostm1 osteopetrosis (disease)"," ostm1-related autosomal recessive osteopetrosis"]}