{"Name":"Marinesco-Sjögren syndrome","DiseaseID__c":"GARD:0008341","id":8341,"encodedName":"marinesco-sjgren-syndrome","IsDeleted":false,"Disease_Name_Full__c":"Marinesco-Sjögren syndrome","Xref_IDs__c":"80734006; C0024814; DOID:0080195; MEDGEN:6222; MONDO:0009567; NBK1192; OMIM:248800; ORPHA:559","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":8,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":1,"No_of_HHS_records__c":1,"World_Estimate__c":"1 to 8,000","No_of_HRSA_records__c":0,"Evidence_Based_Score__c":3,"No_of_Disease_Descriptions__c":4,"Disease_Characteristics_Score__c":8,"No_of_Age_at_Onset__c":2,"Description_Source__c":"MONDO:0009567","Disease_Description__c":"A rare autosomal recessive disorder characterized by cerebellar ataxia, early-onset bilateral cataracts, chronic myopathy; additional features are delayed motor development and variable intellectual disability, hypergonadotrophic hypogonadism and delayed puberty, and short stature.","GARD_Name__c":"Marinesco-Sjögren syndrome","GARD_Synonym__c":"garland-moorhouse syndrome; hereditary oligophrenic cerebello-lental degeneration; marinesco-garland syndrome; marinesco-sjogren syndrome; marinesco-sjã¶gren syndrome; marshall smith syndrome; mss; oligophrenic cerebellolenticular degeneration","Curated_Disease_Description_Source__c":"MONDO:0009567","Curated_Disease_Description__c":"Marinesco-Sjögren syndrome is a condition that has a variety of signs and symptoms affecting many tissues.  People with Marinesco-Sjögren syndrome have clouding of the lens of the eyes (cataracts) that usually develops soon after birth or in early childhood.  Affected individuals also have muscle weakness (myopathy) and difficulty coordinating movements (ataxia), which may impair their ability to walk.  People with Marinesco-Sjögren syndrome may experience further decline in muscle function later in life. Most people with Marinesco-Sjögren syndrome have mild to moderate intellectual disability.  They also have skeletal abnormalities including short stature and a spine that curves to the side (scoliosis).  Other features of Marinesco-Sjögren syndrome include eyes that do not look in the same direction (strabismus), involuntary eye movements (nystagmus), and impaired speech (dysarthria). Affected individuals may have hypergonadotropic hypogonadism, which affects the production of hormones that direct sexual development.  As a result, puberty is either delayed or absent.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"as an Infant and as a Child","SourceID__c":"ORPHA:559","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0009567","ORPHANET_ID__c":"ORPHA:559","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de marinesco-sjogren","Spanish_Description_Source__c":"ORPHA:559","Spanish_Description__c":"Es un trastorno autosómico recesivo poco frecuente caracterizado por ataxia cerebelosa, cataratas en ambos ojos de inicio precoz y miopatía de curso crónico. Otras características son retraso psicomotor con distintos grados de discapacidad intelectual, hipogonadismo hipergonadotrófico, retraso puberal y talla baja.","Spanish_Disease_Name__c":"síndrome de marinesco-sjogren","Spanish_GARD_Synonym__c":null,"Category_Linearization__c":"ORPHA:98006","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":"Marinesco-Sjögren syndrome is a condition that has a variety of signs and symptoms affecting many tissues.  People with Marinesco-Sjögren syndrome have clouding of the lens of the eyes (cataracts) that usually develops soon after birth or in early childhood.  Affected individuals also have muscle weakness (myopathy) and difficulty coordinating movements (ataxia), which may impair their ability to walk.  People with Marinesco-Sjögren syndrome may experience further decline in muscle function later in life. Most people with Marinesco-Sjögren syndrome have mild to moderate intellectual disability.  They also have skeletal abnormalities including short stature and a spine that curves to the side (scoliosis).  Other features of Marinesco-Sjögren syndrome include eyes that do not look in the same direction (strabismus), involuntary eye movements (nystagmus), and impaired speech (dysarthria). Affected individuals may have hypergonadotropic hypogonadism, which affects the production of hormones that direct sexual development.  As a result, puberty is either delayed or absent.","Curated_Disease_Description_Source__c":"MONDO:0009567","GARD_Synonym__c":"garland-moorhouse syndrome; hereditary oligophrenic cerebello-lental degeneration; marinesco-garland syndrome; marinesco-sjogren syndrome; marinesco-sjã¶gren syndrome; marshall smith syndrome; mss; oligophrenic cerebellolenticular degeneration","Name":"Marinesco-Sjögren syndrome","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"National Ataxia Foundation","Website__c":"https://ataxia.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":"Psychiatry","Tag_Category__c":"Specialist"},{"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":"Peripheral Neuropathy","Tag_Category__c":"Account","curated_tag_name":"Peripheral neuropathy"},{"Tag_Name__c":"Ataxia","Tag_Category__c":"Account","curated_tag_name":"Ataxia"},{"Tag_Name__c":"Neuro-Ophthalmology","Tag_Category__c":"Specialist","curated_tag_name":"Neuro-ophthalmic diseases"},{"Tag_Name__c":"Anterior segment of Eye","Tag_Category__c":"Specialist","curated_tag_name":"Front part of eye disease"},{"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:559"},{"Age_At_Onset__c":"Infancy","Provided_By__c":"ORPHA:559"}],"Diagnosis__c":[{"Type__c":"GTR","Curie__c":"MEDGEN:C0024814"}],"External_Identifier_Disease__c":[{"URL__c":"https://raresource.nih.gov/diseases/filter/0008341","Source__c":"RareSource"},{"URL__c":"https://www.ncbi.nlm.nih.gov/books/NBK1192","Source__c":"Gene Review","Xref__c":"NBK1192"},{"URL__c":"https://browser.ihtsdotools.org/?perspective=full&conceptId1=80734006","Source__c":"C0024814; MONDO:0009567","Xref__c":"80734006"},{"URL__c":"https://www.omim.org/entry/248800","Source__c":"C0024814; MONDO:0009567; ORPHA:559","Xref__c":"OMIM:248800"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C0024814","Source__c":"C0024814","Xref__c":"C0024814"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=6222","Source__c":"C0024814","Xref__c":"MEDGEN:6222"},{"URL__c":"https://www.orpha.net/en/disease/detail/559","Source__c":"C0024814; MONDO:0009567; ORPHA:559","Xref__c":"ORPHA:559"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0080195","Source__c":"MONDO:0009567","Xref__c":"DOID:0080195"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0009567","Source__c":"GARD:0008341","Xref__c":"MONDO:0009567"},{"URL__c":"https://medlineplus.gov/genetics/condition/marinesco-sjogren-syndrome","Source__c":"GARD:0008341","Xref__c":"https://medlineplus.gov/genetics/condition/marinesco-sjogren-syndrome"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"SIL1","GHR_URL__c":"https://medlineplus.gov/genetics/gene/sil1","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of skeletal muscular atrophy (which is also known as amyotrophy).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003202","HPO_Synonym__c":"Amyotrophy; Amyotrophy involving the extremities; Muscle atrophy; Muscle atrophy, neurogenic; Muscle degeneration; Muscle hypotrophy; Muscle wasting; Muscular atrophy; Neurogenic muscle atrophy; Neurogenic muscle atrophy, especially in the lower limbs; Neurogenic muscular atrophy","HPO_Name__c":"Skeletal muscle atrophy","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Any deviation from the normal circulating creatine kinase concentration.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0040081","HPO_Synonym__c":"Abnormal circulating CK concentration; Abnormal circulating CPK concentration; Abnormal circulation phospho-CK concentration; Abnormal levels of creatine kinase in blood","HPO_Name__c":"Abnormal circulating creatine kinase concentration","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The term intellectual disability or intellectual developmental disorder is used to describe significantly sub-average intellectual and adaptive functioning based on clinical assessment and as measured by individually administered, appropriately normed, standardized and validated tests of intellectual functioning and adaptive behavior, with onset during the developmental period from infancy through adolescence.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001249","HPO_Synonym__c":"Intellectual disability; Mental deficiency; Mental retardation; Mental retardation, nonspecific; Mental-retardation; Nonprogressive intellectual disability; Nonprogressive mental retardation","HPO_Name__c":"Intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of an abnormal lateral curvature of the spine.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002650","HPO_Name__c":"Scoliosis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","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:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A deviation from the normal serum concentration/activity of lactate dehydrogenase (LDH), which catalyzes the reduction of pyruvate to form lactate.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0045040","HPO_Synonym__c":"Abnormal circulating LDH concentration; Abnormal lactate dehydrogenase level; Abnormal LDH level; AbnormalLDH level","HPO_Name__c":"Abnormal circulating lactate dehydrogenase concentration","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Occasional (5-29%)","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:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Impairment of certain skills such as reading or writing, coordination, self-control, or attention that interfere with the ability to learn. The impairment is not related to a global deficiency of intelligence.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001328","HPO_Name__c":"Specific learning disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Digits that appear disproportionately short compared to the hand/foot. The word brachydactyly is used here to describe a series distinct patterns of shortened digits (brachydactyly types A-E). This is the sense used here.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001156","HPO_Synonym__c":"Brachydactyly syndrome; Short fingers or toes","HPO_Name__c":"Brachydactyly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A condition in which muscles cannot be moved quickly without accompanying pain or spasm.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003552","HPO_Name__c":"Muscle stiffness","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The term dystrophy means abnormal growth. However, muscular dystrophy is used to describe primary myopathies with a genetic basis and a progressive course characterized by progressive skeletal muscle weakness and wasting, defects in muscle proteins, and histological features of muscle fiber degeneration (necrosis) and regeneration. If possible, it is preferred to use other HPO terms to describe the precise phenotypic abnormalities.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003560","HPO_Name__c":"Muscular dystrophy","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Any abnormal shape or structure of the metacarpal bones.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0005916","HPO_Synonym__c":"Abnormal shape of long bones of hand; Abnormal shape of metacarpal bones","HPO_Name__c":"Abnormal metacarpal morphology","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","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":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A cataract is an opacity or clouding that develops in the crystalline lens of the eye or in its capsule.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000518","HPO_Synonym__c":"Cataracts; Clouding of the lens of the eye; Cloudy lens; Lens opacities; Lens opacity","HPO_Name__c":"Cataract","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A disorder of muscle unrelated to impairment of innervation or neuromuscular junction.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003198","HPO_Synonym__c":"Muscle tissue disease; Myopathic changes","HPO_Name__c":"Myopathy","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A decreased functionality of the gonad.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000135","HPO_Synonym__c":"Decreased activity of gonads","HPO_Name__c":"Hypogonadism","Feature_System__c":"Endocrine System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An anomaly of the vermis of cerebellum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002334","HPO_Synonym__c":"Abnormality of the cerebellar vermis","HPO_Name__c":"Abnormal cerebellar vermis morphology","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Underdevelopment of part or all of the external reproductive organs.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003241","HPO_Synonym__c":"Hypogenitalism; Small genitalia; Underdevelopment of external reproductive organs","HPO_Name__c":"External genital hypoplasia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Reduction of neurologic reflexes such as the knee-jerk reaction.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001265","HPO_Synonym__c":"Decreased reflex response; Decreased reflexes","HPO_Name__c":"Hyporeflexia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A deformity of the chest caused by overgrowth of the ribs and characterized by protrusion of the sternum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000768","HPO_Synonym__c":"Pigeon chest","HPO_Name__c":"Pectus carinatum","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","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:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Dysarthric speech is a general description referring to a neurological speech disorder characterized by poor articulation. Depending on the involved neurological structures, dysarthria may be further classified as spastic, flaccid, ataxic, hyperkinetic and hypokinetic, or mixed.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001260","HPO_Synonym__c":"Difficulty articulating speech; Dysarthric speech","HPO_Name__c":"Dysarthria","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Short palm.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004279","HPO_Synonym__c":"Short palm","HPO_Name__c":"Short palm","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Cerebellar hypoplasia is a descriptive term implying a cerebellum with a reduced volume, but a normal shape and is stable over time.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001321","HPO_Synonym__c":"Congenital cerebellar hypoplasia; Hypoplasia of cerebellum; Hypoplastic cerebellum; Small cerebellum; Underdeveloped cerebellum","HPO_Name__c":"Cerebellar hypoplasia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A type of paralysis in which a muscle becomes soft and yields to passive stretching, which results from loss of all or practically all peripheral motor nerves that innervated the muscle. Muscle tone is reduced and the affected muscles undergo extreme atrophy within months of the loss of innervation.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010547","HPO_Name__c":"Muscle flaccidity","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A movement disorder which consists of effects including diminished voluntary movements and the presence of involuntary movements.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0100660","HPO_Synonym__c":"Disorder of involuntary muscle movements; Dyskinesis","HPO_Name__c":"Dyskinesia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A condition in which the anterior part of the foot rotates outward away from the midline of the body and the heel remains straight.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010508","HPO_Name__c":"Metatarsus valgus","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Absence or underdevelopment of the musculature.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001460","HPO_Synonym__c":"Absent/small skeletal muscles; Absent/underdeveloped skeletal muscles","HPO_Name__c":"Aplasia/Hypoplasia involving the skeletal musculature","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Ataxia refers to impaired coordination of voluntary muscle movement. Cerebellar ataxia refers to ataxia due to dysfunction of the cerebellum. This causes a variety of elementary neurological deficits including asynergy (lack of coordination between muscles, limbs and joints), dysmetria (lack of ability to judge distances that can lead to under- or overshoot in grasping movements), and dysdiadochokinesia (inability to perform rapid movements requiring antagonizing muscle groups to be switched on and off repeatedly).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001251","HPO_Synonym__c":"Cerebellar ataxia","HPO_Name__c":"Ataxia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","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:559","HPO_Frequency__c":"Occasional (5-29%)","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:559","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Peripheral neuropathy is a general term for any disorder of the peripheral nervous system. The main clinical features used to classify peripheral neuropathy are distribution, type (mainly demyelinating versus mainly axonal), duration, and course.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0009830","HPO_Synonym__c":"Peripheral nerve damage; Peripheral neuritis","HPO_Name__c":"Peripheral neuropathy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Avascular necrosis of the proximal epiphysis of the femur occurring in growing children and caused by an interruption of the blood supply to the head of the femur close to the hip joint. The necrosis is characteristically associated with flattening of the femoral head, for which reason the term coxa plana has been used to refer to this feature in the medical literature.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0005743","HPO_Synonym__c":"Osteochondrosis of the femoral head; Osteonecrosis of the femoral head; Perthes-like femoral head changes","HPO_Name__c":"Avascular necrosis of the capital femoral epiphysis","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Continuous involuntary sustained muscle contraction. When an affected muscle is passively stretched, the degree of resistance remains constant regardless of the rate at which the muscle is stretched. This feature helps to distinguish rigidity from muscle spasticity.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002063","HPO_Synonym__c":"Muscle rigidity; Rigidity","HPO_Name__c":"Rigidity","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Coxa valga is a deformity of the hip in which the angle between the femoral shaft and the femoral neck is increased compared to age-adjusted values (about 150 degrees in newborns gradually reducing to 120-130 degrees in adults).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002673","HPO_Synonym__c":"Valgus hip","HPO_Name__c":"Coxa valga","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Displacement of the femur from its normal location in the hip joint.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002827","HPO_Synonym__c":"Dislocated femoral heads; Dislocated hips; Dislocation of hip; Dislocation of the femoral head; Hip dislocation","HPO_Name__c":"Hip dislocation","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Difficulty in speaking due to a physical disorder of the mouth, tongue, throat, or vocal cords. Associated with a known physical or neurological cause.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001618","HPO_Synonym__c":"Inability to produce voice sounds; Voice change","HPO_Name__c":"Dysphonia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","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":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of developmental dysplasia of the hip.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001385","HPO_Synonym__c":"Congenital hip dysplasia; DDH; Developmental dysplasia of the hip","HPO_Name__c":"Hip dysplasia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormal concentration of aldolase in the serum. Aldolase is an enzyme responsible for converting fructose 1,6-bisphosphate into the triose phosphates dihydroxyacetone phosphate and glyceraldehyde 3-phosphate.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0012400","HPO_Synonym__c":"Abnormal aldolase level","HPO_Name__c":"Abnormal circulating aldolase concentration","HPO_Feature_Type__c":"Lab"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An abnormality in the sound (volume) or cadence (rate) of speech.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002167","HPO_Synonym__c":"Abnormal speech; Abnormal vocalization; Abnormality of speech or vocalization","HPO_Name__c":"Abnormal speech pattern","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Occasional (5-29%)","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":"ORPHA:559","HPO_Frequency__c":"Very frequent (80-99%)","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:559","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A severe degree of short stature, more than -4 SD from the mean corrected for age and sex.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0003510","HPO_Synonym__c":"Dwarfism; Proportionate dwarfism; Severe short stature; Short stature, extreme; Short stature, severe","HPO_Name__c":"Severe short stature","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:559","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An anomaly of a finger.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001167","HPO_Synonym__c":"Abnormalities of the fingers; Abnormality of finger","HPO_Name__c":"Abnormal finger morphology","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology","Congenital Abnormality"],"Specialist":["Genetics","Neurology","Ophthalmology","Psychiatry","Neuro-Ophthalmology","Anterior segment of Eye","Neurodevelopmental disabilities","Pediatrics"],"Account":["Peripheral Neuropathy","Ataxia"]},"synonyms":["garland-moorhouse syndrome"," hereditary oligophrenic cerebello-lental degeneration"," marinesco-garland syndrome"," marinesco-sjogren syndrome"," marinesco-sjã¶gren syndrome"," marshall smith syndrome"," mss"," oligophrenic cerebellolenticular degeneration"]}