{"Name":"Arachnoid cyst","DiseaseID__c":"GARD:0000017","id":17,"encodedName":"arachnoid-cyst","IsDeleted":false,"Disease_Name_Full__c":"Arachnoid cyst","Xref_IDs__c":"33595009; 785284009; C0078981; C3455; D016080; HP:0100702; MEDGEN:86860; MONDO:0008813; ORPHA:2356","USA_Estimate__c":null,"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":null,"No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":4,"Disease_Characteristics_Score__c":8,"No_of_Age_at_Onset__c":1,"Description_Source__c":"MONDO:0008813","Disease_Description__c":"Intracranial or spinal cavities containing a cerebrospinal-like fluid, the wall of which is composed of arachnoidal cells. They are most often developmental or related to trauma. Intracranial arachnoid cysts usually occur adjacent to arachnoidal cistern and may present with hydrocephalus; headache; seizures; and focal neurologic signs. (From Joynt, Clinical Neurology, 1994, Ch44, pp105-115)","GARD_Name__c":"Arachnoid cyst","GARD_Synonym__c":"arachnoid cysts; fluid-filled sac located in membrane surrounding brain or spinal cord","Curated_Disease_Description_Source__c":"GARD:0000017","Curated_Disease_Description__c":"Arachnoid cysts are sacs filled with cerebrospinal fluid (CSF) that are located between the brain or spinal cord and the arachnoid membrane, one of the three membranes that cover the brain and spinal cord. Arachnoid cysts can be primary or secondary. Primary Arachnoid cysts are congenital (present at birth), resulting from abnormal development of the brain and spinal cord during early pregnancy. Secondary Arachnoid cysts are less common, and result from head injuries, meningitis, tumors, or as a complication of brain surgery. Signs and symptoms depend on the location and size of the cyst and may include headache, nausea and vomiting, seizures, hearing and visual disturbances, vertigo, and difficulties with balance and walking. Although many affected individuals develop symptoms in the first year of life, some never develop symptoms. In some cases, Arachnoid cysts are part of a genetic syndrome such as Chudley-McCullough syndrome, mucopolysaccharidosis, or Marfan syndrome, where there are many other associated signs and symptoms.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":null,"Age_at_Onset_Snippet_Text__c":"as a Child","SourceID__c":"ORPHA:2356","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Grouping","MONDO_ID__c":"MONDO:0008813","ORPHANET_ID__c":"ORPHA:2356","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Quiste aracnoideo","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"quiste aracnoideo","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":"Arachnoid cysts are sacs filled with cerebrospinal fluid (CSF) that are located between the brain or spinal cord and the arachnoid membrane, one of the three membranes that cover the brain and spinal cord. Arachnoid cysts can be primary or secondary. Primary Arachnoid cysts are congenital (present at birth), resulting from abnormal development of the brain and spinal cord during early pregnancy. Secondary Arachnoid cysts are less common, and result from head injuries, meningitis, tumors, or as a complication of brain surgery. Signs and symptoms depend on the location and size of the cyst and may include headache, nausea and vomiting, seizures, hearing and visual disturbances, vertigo, and difficulties with balance and walking. Although many affected individuals develop symptoms in the first year of life, some never develop symptoms. In some cases, Arachnoid cysts are part of a genetic syndrome such as Chudley-McCullough syndrome, mucopolysaccharidosis, or Marfan syndrome, where there are many other associated signs and symptoms.","Curated_Disease_Description_Source__c":"GARD:0000017","GARD_Synonym__c":"arachnoid cysts; fluid-filled sac located in membrane surrounding brain or spinal cord","Name":"Arachnoid cyst","estimateUsa":""}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"Child Neurology Foundation","Website__c":"https://www.childneurologyfoundation.org/"},{"Account_Name__c":"Alianza Iberoamericana de Enfermedades Raras o Poco Frecuentes","Website__c":"https://aliber.org/web/"},{"Account_Name__c":"Federación Mexicana de Enfermedades Raras (FEMEXER)","Website__c":"http://www.femexer.org/"},{"Account_Name__c":"Federación Española de Enfermedades Raras","Website__c":"https://enfermedades-raras.org/"},{"Account_Name__c":"Federación Colombiana de Enfermedades Raras","Website__c":"http://www.fecoer.org"},{"Account_Name__c":"Federación Argentina de Enfermedades Poco Frecuentes","Website__c":"https://fadepof.org.ar/"},{"Account_Name__c":"Asociación Todos Unidos Enfermedades Raras Uruguay","Website__c":"https://atueru.org.uy/"}],"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":"Endocrine","Tag_Category__c":"Disease Category;Specialist","category_description":"Endocrine diseases affect hormone production or how the body responds to a specific hormone(s).","curated_tag_name":"Endocrine 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":"Pituitary deficiency","Tag_Category__c":"Account","curated_tag_name":"Pituitary deficiencies"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Childhood","Provided_By__c":"ORPHA:2356"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C016080","Source__c":"C0078981; MONDO:0008813","Xref__c":"D016080"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C0078981","Source__c":"C0078981","Xref__c":"C0078981"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=33595009","Source__c":"C0078981; MONDO:0008813","Xref__c":"33595009"},{"URL__c":"https://www.orpha.net/en/disease/detail/2356","Source__c":"C0078981; MONDO:0008813; ORPHA:2356","Xref__c":"ORPHA:2356"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=86860","Source__c":"C0078981","Xref__c":"MEDGEN:86860"},{"URL__c":"https://evsexplore.semantics.cancer.gov/evsexplore/concept/ncit/C3455","Source__c":"C0078981; MONDO:0008813","Xref__c":"C3455"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=785284009","Source__c":"C0078981","Xref__c":"785284009"},{"URL__c":"https://hpo.jax.org/browse/term/HP:0100702","Source__c":"C0078981","Xref__c":"HP:0100702"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0008813","Source__c":"GARD:0000017","Xref__c":"MONDO:0008813"}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:2356","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:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007086","HPO_Name__c":"Social and occupational deterioration","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","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:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Weakness of the muscles of the legs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0007340","HPO_Synonym__c":"Leg weakness; Lower extremity weakness; Lower limb muscle weakness; Lower limb weakness; Muscle weakness in lower limbs","HPO_Name__c":"Lower limb muscle weakness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A state of abnormally elevated or irritable mood, arousal, and/or energy levels.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100754","HPO_Synonym__c":"Hypomania; Hypomanic; Manic","HPO_Name__c":"Mania","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Uncommon (<1-4%)","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:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"The upper eyelid margin is positioned 3 mm or more lower than usual and covers the superior portion of the iris (objective); or, the upper lid margin obscures at least part of the pupil (subjective).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000508","HPO_Synonym__c":"Blepharoptosis; Drooping upper eyelid; Eyelid ptosis; Palpebral ptosis","HPO_Name__c":"Ptosis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Persistent difficulty in starting or maintaining sleep, or waking up earlier than desired, despite having adequate opportunities and conditions for sleep.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100785","HPO_Synonym__c":"Difficulty staying or falling asleep; 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Leptomeningeal enhancement is usually associated with meningitis, which may be bacterial, viral, or fungal. The primary mechanism of this enhancement is breakdown of the blood-brain barrier without angiogenesis.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0032070","HPO_Name__c":"Leptomeningeal enhancement","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Imaging_CT"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Weakness or partial paralysis in the lower limbs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002385","HPO_Synonym__c":"Partial paralysis of legs","HPO_Name__c":"Paraparesis","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A reduced desire to eat.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004396","HPO_Synonym__c":"Decreased appetite; Loss of appetite; Poor appetite","HPO_Name__c":"Poor appetite","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Incapability to ambulate.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002540","HPO_Synonym__c":"Inability to walk; Non-ambulatory","HPO_Name__c":"Inability to walk","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100951","HPO_Synonym__c":"Enlarged basal cistern; Enlarged interpeduncular cistern","HPO_Name__c":"Enlarged fossa interpeduncularis","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A cystic lesion originating within the brain.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010576","HPO_Synonym__c":"Cerebral cystic malformation","HPO_Name__c":"Intracranial cystic lesion","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Cephalgia, or pain sensed in various parts of the head, not confined to the area of distribution of any nerve.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002315","HPO_Synonym__c":"Headache; Headaches","HPO_Name__c":"Headache","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Frequently experiencing feelings of being down, miserable, and/or hopeless; struggling to recover from these moods; having a pessimistic outlook on the future; feeling a pervasive sense of shame; having a low self-worth; experiencing thoughts of suicide and engaging in suicidal behavior.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000716","HPO_Synonym__c":"Depression; Depressive episode; Depressivity","HPO_Name__c":"Depression","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Weakness of all four limbs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002273","HPO_Synonym__c":"Quadriparesis","HPO_Name__c":"Tetraparesis","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"A neural tube defect characterized by sac-like protrusions of the brain and the membranes that cover it through openings in the skull.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002084","HPO_Synonym__c":"Bifid skull; Cranium bifidum","HPO_Name__c":"Encephalocele","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal reduction in sensation in the distal portions of the extremities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002936","HPO_Synonym__c":"Decreased distal sensation; Decreased sensation in extremities; Distal sensation loss; Distal sensory impairment in lower limbs; Distal sensory impairment of the lower extremities; Distal sensory loss; Distal sensory loss, upper and lower limbs; Loss of distal sensation","HPO_Name__c":"Distal sensory impairment","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduced ability to control, or a failure to resist a temptation, urge, or impulse. 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Abnormal walk; Difficulty in walking; Gait abnormalities; Gait difficulties; Gait disturbances; Impaired gait; Walking disability","HPO_Name__c":"Gait disturbance","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"An organ or organ-system abnormality that consists of uncontrolled autonomous cell-proliferation which can occur in any part of the body as a benign or malignant neoplasm (tumor).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002664","HPO_Synonym__c":"Neoplasia; Oncological abnormality; Tumor; Tumour","HPO_Name__c":"Neoplasm","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A functional anomaly of the large intestine.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012700","HPO_Name__c":"Abnormal large intestine physiology","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Hemorrhage occurring between the arachnoid mater and the pia mater.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002138","HPO_Synonym__c":"Subarachnoid hemorrhage","HPO_Name__c":"Subarachnoid hemorrhage","Feature_System__c":"Nervous System; 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Cry frequently without apparent cause; Cry frequently without cause; Cry frequently without reason; Frequently cries for no reason; Frequently cries without apparent cause; Frequently cries without cause; Frequently cries without reason; Inappropriate crying","HPO_Name__c":"Inappropriate crying","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An unpleasant sensation characterized by physical discomfort (such as pricking, throbbing, or aching) and perceived to originate in the abdomen.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002027","HPO_Synonym__c":"Abdominal pain; Pain in stomach; Stomach pain","HPO_Name__c":"Abdominal pain","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Any abnormality of the spinal meninges, the system of membranes (dura mater, the arachnoid mater, and the pia mater) which envelops the spinal cord.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010303","HPO_Synonym__c":"Abnormality of the spinal meninges","HPO_Name__c":"Abnormal spinal meningeal morphology","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduced strength of the musculature of the distal extremities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002460","HPO_Synonym__c":"Distal limb muscle weakness; Distal limb weakness; Distal muscular weakness; Distal paresis; Muscle weakness, distal; Muscle weakness, distal limbs, due to neuronopathy; Weakness of distal muscles; Weakness of outermost muscles","HPO_Name__c":"Distal muscle weakness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Cystic collection (sac-like, fluid containing pocket of membranous tissue) located in the interhemispheric fissure, with or without communication with the ventricular system.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0032327","HPO_Name__c":"Interhemispheric cyst","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Loss of the ability to control the urinary bladder leading to involuntary urination.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000020","HPO_Synonym__c":"Bladder incontinence; Loss of bladder control","HPO_Name__c":"Urinary incontinence","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","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:2356","HPO_Frequency__c":"Occasional (5-29%)","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":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Abnormal sensations such as tingling, pricking, or numbness of the skin with no apparent physical cause.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003401","HPO_Synonym__c":"Paresthesias; Pins and needles feeling; Tingling","HPO_Name__c":"Paresthesia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006824","HPO_Synonym__c":"Cranial nerve palsies; Cranial nerve palsy; Cranial nerve paresis","HPO_Name__c":"Cranial nerve paralysis","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","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:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A limitation of the ability to direct one's gaze above the horizontal meridian.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0025331","HPO_Synonym__c":"Supranuclear upgaze palsy; Upgaze paresis","HPO_Name__c":"Upgaze palsy","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A sensation of unease in the stomach together with an urge to vomit.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002018","HPO_Synonym__c":"Nausea","HPO_Name__c":"Nausea","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A pathological neglect of personal needs and well-being that includes attending to self-grooming, personal care and the attention to cleanliness of personal space.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0025479","HPO_Name__c":"Self-neglect","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Any structural abnormality of the cerebellum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001317","HPO_Synonym__c":"Abnormality of the cerebellum; Cerebellar abnormalities; Cerebellar abnormality; Cerebellar anomaly; Cerebellar signs","HPO_Name__c":"Abnormal cerebellum morphology","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Chiari malformation consists of a downward displacement of the cerebellar tonsils and the medulla through the foramen magnum, sometimes causing hydrocephalus as a result of obstruction of CSF outflow.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002308","HPO_Synonym__c":"Arnold-Chiari malformation; Cerebellar tonsillar ectopia","HPO_Name__c":"Chiari malformation","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003698","HPO_Synonym__c":"Difficulty in standing; Standing instability","HPO_Name__c":"Difficulty standing","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001293","HPO_Name__c":"Cranial nerve compression","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An impairment of memory as manifested by a reduced ability to remember things such as dates and names, and increased forgetfulness.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002354","HPO_Synonym__c":"Amnesia; Forgetfulness; Memory impairment; Memory loss; Memory problems; Poor memory","HPO_Name__c":"Memory impairment","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Abnormal coordination of muscles involved in speech.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001350","HPO_Synonym__c":"Slurred speech","HPO_Name__c":"Slurred speech","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormality of the gestures or movements executed with the facial muscles with which emotions such as fear, joy, sadness, surprise, and disgust can be expressed.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0005324","HPO_Synonym__c":"Disturbance of facial expression","HPO_Name__c":"Disturbance of facial expression","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Diplopia is a condition in which a single object is perceived as two images, it is also known as double vision.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000651","HPO_Synonym__c":"Double vision","HPO_Name__c":"Diplopia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Lack of sharpness of vision resulting in the inability to see fine detail.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000622","HPO_Synonym__c":"Blurred vision","HPO_Name__c":"Blurred vision","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal sensation of spinning while the body is actually stationary.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002321","HPO_Synonym__c":"Dizzy spell","HPO_Name__c":"Vertigo","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"Holoprosencephaly is a structural anomaly of the brain in which the developing forebrain fails to divide into two separate hemispheres and ventricles.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001360","HPO_Synonym__c":"Single brain ventricle","HPO_Name__c":"Holoprosencephaly","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","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":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An unpleasant sensation characterized by physical discomfort (such as pricking, throbbing, or aching) localized to the back.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003418","HPO_Synonym__c":"Back pain","HPO_Name__c":"Back pain","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A reduction in willful and motivated goal-directed behavior that is considered the determinant of behavior and adaptation that allows individuals to get started, be energized to perform a sustained and directed action.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000745","HPO_Synonym__c":"Diminished energy; Diminished motivation; Diminished volitional state; Lack of initiative; Lack of motivation; Lacking in initiative; Lacks initiative","HPO_Name__c":"Abnormal diminished volition","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:2356","HPO_Frequency__c":"Uncommon (<1-4%)","Feature__r":{"HPO_Description__c":"A malformation of cortical development characterized by mild abnormalities of the cortex: excessive heterotopic neurons in Layer 1 or microscopic neuronal clusters or excess of single neurons of normal morphology in deep white matter.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0032059","HPO_Name__c":"Mild malformation of cortical development","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology","Endocrine","Congenital Abnormality"],"Specialist":["Genetics","Neurology","Endocrine","Pediatrics"],"Account":["Pituitary deficiency"]},"synonyms":["arachnoid cysts"," fluid-filled sac located in membrane surrounding brain or spinal cord"],"spanishId":13430,"spanishName":"quistes-aracnoideos"}