{"Name":"Hereditary spastic paraplegia 49","DiseaseID__c":"GARD:0013568","id":13568,"encodedName":"hereditary-spastic-paraplegia-49","IsDeleted":false,"Disease_Name_Full__c":"Hereditary spastic paraplegia 49","Xref_IDs__c":"C3542549; DOID:0110801; MEDGEN:762260; MONDO:0014016; OMIM:615031; ORPHA:320385","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":5,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":1,"World_Estimate__c":"1 to 8,000","No_of_HRSA_records__c":0,"Evidence_Based_Score__c":1,"No_of_Disease_Descriptions__c":4,"Disease_Characteristics_Score__c":8,"No_of_Age_at_Onset__c":1,"Description_Source__c":"MONDO:0014016","Disease_Description__c":"Any hereditary spastic paraplegia in which the cause of the disease is a mutation in the TECPR2 gene.","GARD_Name__c":"Hereditary spastic paraplegia 49","GARD_Synonym__c":"autosomal recessive spastic paraplegia 49; autosomal recessive spastic paraplegia type 49; hereditary sensory and autonomic neuropathy due to tecpr2 mutation; hereditary spastic paraplegia caused by mutation in tecpr2; hereditary spastic paraplegia type 49; hsan due to tecpr2 mutation; hsan9; neuropathy, hereditary sensory and autonomic, type ix, with developmental delay; spastic paraplegia 49, autosomal recessive; spg49; tecpr2 hereditary spastic paraplegia","Curated_Disease_Description_Source__c":"PlainLanguagePilotV1-Sep23","Curated_Disease_Description__c":"Hereditary sensory and autonomic neuropathy due to TECPR2 mutation is a rare genetic condition that affects the nerves outside the brain and spinal cord. It is characterized by several symptoms, including:\nEarly hypotonia (low muscle tone) that evolves to spastic paraparesis (weakness and stiffness in the legs), Areflexia (absence of reflexes), Decreased pain and temperature sensitivity, Autonomic neuropathy (damage to the nerves that control involuntary body functions), Gastroesophageal reflux disease (GERD). Recurrent pneumonia and respiratory problems, Intellectual disability, Dysmorphic features, including mild brachycephalic microcephaly (a small head with a short, broad shape), short broad neck, low anterior hairline, and coarse facial features. This condition is caused by mutations in the TECPR2 gene. When functioning normally, this gene helps the body break down and recycle cells that are damaged or unnecessary.  Mutations prevent the TECPR2 gene from working correctly, leading to disturbances in the secretory pathway and nerve damage.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"as an Infant","SourceID__c":"ORPHA:320385","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0014016","ORPHANET_ID__c":"ORPHA:320385","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Neuropatía sensitiva y autonómica hereditaria por una mutación en el gen tecpr2","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"neuropatía sensitiva y autonómica hereditaria por una mutación en el gen tecpr2","Spanish_GARD_Synonym__c":"hsan por una mutación en el gen tecpr2; paraplejía espástica autosómica recesiva tipo 49; spg49","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":"Hereditary sensory and autonomic neuropathy due to TECPR2 mutation is a rare genetic condition that affects the nerves outside the brain and spinal cord. It is characterized by several symptoms, including:\nEarly hypotonia (low muscle tone) that evolves to spastic paraparesis (weakness and stiffness in the legs), Areflexia (absence of reflexes), Decreased pain and temperature sensitivity, Autonomic neuropathy (damage to the nerves that control involuntary body functions), Gastroesophageal reflux disease (GERD). Recurrent pneumonia and respiratory problems, Intellectual disability, Dysmorphic features, including mild brachycephalic microcephaly (a small head with a short, broad shape), short broad neck, low anterior hairline, and coarse facial features. This condition is caused by mutations in the TECPR2 gene. When functioning normally, this gene helps the body break down and recycle cells that are damaged or unnecessary.  Mutations prevent the TECPR2 gene from working correctly, leading to disturbances in the secretory pathway and nerve damage.","Curated_Disease_Description_Source__c":"PlainLanguagePilotV1-Sep23","GARD_Synonym__c":"autosomal recessive spastic paraplegia 49; autosomal recessive spastic paraplegia type 49; hereditary sensory and autonomic neuropathy due to tecpr2 mutation; hereditary spastic paraplegia caused by mutation in tecpr2; hereditary spastic paraplegia type 49; hsan due to tecpr2 mutation; hsan9; neuropathy, hereditary sensory and autonomic, type ix, with developmental delay; spastic paraplegia 49, autosomal recessive; spg49; tecpr2 hereditary spastic paraplegia","Name":"Hereditary spastic paraplegia 49","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"Organization_Supported_Diseases__c":[{"Account_Name__c":"Spastic Paraplegia Foundation","Website__c":"https://sp-foundation.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":"Hereditary Spastic Paraplegia","Tag_Category__c":"Account","curated_tag_name":"Hereditary spastic paraplegia"},{"Tag_Name__c":"Peripheral Neuropathy","Tag_Category__c":"Account","curated_tag_name":"Peripheral neuropathy"},{"Tag_Name__c":"Neurodevelopmental disabilities","Tag_Category__c":"Specialist","curated_tag_name":"Neurodevelopmental disabilities"},{"Tag_Name__c":"Neuromuscular medicine","Tag_Category__c":"Specialist","curated_tag_name":"Neuromuscular medicine"},{"Tag_Name__c":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Infancy","Provided_By__c":"ORPHA:320385"}],"External_Identifier_Disease__c":[{"URL__c":"https://raresource.nih.gov/diseases/filter/0013568","Source__c":"RareSource"},{"URL__c":"https://www.ncbi.nlm.nih.gov/books/NBK584409","Source__c":"Gene Review","Xref__c":"NBK584409"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0110801","Source__c":"MONDO:0014016","Xref__c":"DOID:0110801"},{"URL__c":"https://www.orpha.net/en/disease/detail/320385","Source__c":"C3542549; MONDO:0014016","Xref__c":"ORPHA:320385"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C3542549","Source__c":"C3542549","Xref__c":"C3542549"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=762260","Source__c":"C3542549","Xref__c":"MEDGEN:762260"},{"URL__c":"https://www.omim.org/entry/615031","Source__c":"C3542549; MONDO:0014016; ORPHA:320385","Xref__c":"OMIM:615031"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0014016","Source__c":"GARD:0013568","Xref__c":"MONDO:0014016"},{"URL__c":"https://medlineplus.gov/genetics/condition/spastic-paraplegia-type-49"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"TECPR2","GHR_URL__c":"https://medlineplus.gov/genetics/gene/tecpr2","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A type of ataxia characterized by the impairment of the ability to coordinate the movements required for normal walking. Gait ataxia is characteirzed by a wide-based staggering gait with a tendency to fall.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002066","HPO_Synonym__c":"Ataxia of gait; Ataxic gait; Inability to coordinate movements when walking","HPO_Name__c":"Gait ataxia","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","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:320385","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Cerebellar atrophy is defined as a cerebellum with initially normal structures, in a posterior fossa with normal size, which displays enlarged fissures (interfolial spaces) in comparison to the foliae secondary to loss of tissue. Cerebellar atrophy implies irreversible loss of tissue and result from an ongoing progressive disease until a final stage is reached or a single injury, e.g. an intoxication or infectious event.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001272","HPO_Synonym__c":"Atrophic cerebellum; Degeneration of cerebellum","HPO_Name__c":"Cerebellar atrophy","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Underdevelopment of the corpus callosum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002079","HPO_Synonym__c":"Corpus callosum hypoplasia; Hypoplasia of corpus callosum; Hypoplastic corpus callosum; Underdevelopment of part of brain called corpus callosum","HPO_Name__c":"Hypoplasia of the corpus callosum","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Increased prominence or roundness of soft tissues between zygomata and mandible.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000293","HPO_Synonym__c":"Apple cheeks; Big cheeks; Full cheeks; Increased size of cheeks; Large cheeks","HPO_Name__c":"Full cheeks","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The term intellectual disability or intellectual developmental disorder is used to describe significantly sub-average intellectual and adaptive functioning based on clinical assessment and as measured by individually administered, appropriately normed, standardized and validated tests of intellectual functioning and adaptive behavior, with onset during the developmental period from infancy through adolescence.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001249","HPO_Synonym__c":"Intellectual disability; Mental deficiency; Mental retardation; Mental retardation, nonspecific; Mental-retardation; Nonprogressive intellectual disability; Nonprogressive mental retardation","HPO_Name__c":"Intellectual disability","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A height below that which is expected according to age and sex norms. Although there is no universally accepted definition of short stature, many refer to \\\"short stature\\\" as height more than 2 standard deviations below the mean for age and sex (or below the 3rd percentile for age and sex dependent norms).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004322","HPO_Synonym__c":"Decreased body height; Height less than 3rd percentile; Short stature; Small stature; Stature below 3rd percentile","HPO_Name__c":"Short stature","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","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":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The facial appearance is more circular than usual as viewed from the front.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000311","HPO_Synonym__c":"Circular face; Round face; Round facial appearance; Round facial shape; Round facies","HPO_Name__c":"Round face","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Distance between the hairline (trichion) and the glabella (the most prominent point on the frontal bone above the root of the nose), in the midline, more than two SD below the mean. Alternatively, an apparently decreased distance between the hairline and the glabella.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000294","HPO_Synonym__c":"Low frontal hairline; Low-set frontal hairline","HPO_Name__c":"Low anterior hairline","Feature_System__c":"Skin System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Diminished length of the neck.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000470","HPO_Synonym__c":"Decreased length of neck; Short neck","HPO_Name__c":"Short neck","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A delay in the achievement of motor or mental milestones in the domains of development of a child, including motor skills, speech and language, cognitive skills, and social and emotional skills. This term should only be used to describe children younger than five years of age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001263","HPO_Synonym__c":"Delayed cognitive development; Delayed development; Delayed developmental milestones; Delayed intellectual development; Delayed milestones; Delayed psychomotor development; Developmental delay; Developmental delay in early childhood; Developmental delay, global; Developmental retardation; GDD; Lack of psychomotor development; Motor and developmental delay; Motormental retardation; Psychomotor delay; Psychomotor development deficiency; Psychomotor development failure; Psychomotor developmental delay; Retarded development; Retarded mental development; Retarded psychomotor development","HPO_Name__c":"Global developmental delay","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Increased side-to-side width of the neck.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000475","HPO_Synonym__c":"Broad neck; Increased width of neck; Wide neck","HPO_Name__c":"Broad neck","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","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:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A reduced degree of motion of the muscles beneath the skin of the face, often associated with reduced facial crease formation.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000338","HPO_Synonym__c":"Dull facial expression; Hypomimia","HPO_Name__c":"Hypomimic face","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Occasional (5-29%)","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":"ORPHA:320385","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":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormality of skull shape characterized by a decreased anterior-posterior diameter. That is, a cephalic index greater than 81%. Alternatively, an apparently shortened anteroposterior dimension (length) of the head compared to width.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000248","HPO_Synonym__c":"Short and broad skull","HPO_Name__c":"Brachycephaly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Changes in alignment of teeth in the dental arch","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000678","HPO_Synonym__c":"Crowded teeth; Dental crowding; Dental overcrowding; Overcrowding of teeth","HPO_Name__c":"Dental crowding","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Apnea resulting from depression of the respiratory centers in the medulla oblongata. There is a lack of respiratory effort rather than obstruction of airflow.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002871","HPO_Synonym__c":"Central apnoea","HPO_Name__c":"Central apnea","Feature_System__c":"Respiratory system","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"An increased susceptibility to respiratory infections as manifested by a history of recurrent respiratory infections.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002205","HPO_Synonym__c":"Frequent respiratory infections; Multiple respiratory infections; Recurrent respiratory infections; respiratory infections, recurrent; Susceptibility to respiratory infections","HPO_Name__c":"Recurrent respiratory infections","Feature_System__c":"Respiratory system; Immune System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:320385","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:320385","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A type of ataxia characterized by the inability to carry out movements with the correct range and motion across the plane of more than one joint related to incorrect estimation of the distances required for targeted movements.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001310","HPO_Synonym__c":"Lack of coordination of movement","HPO_Name__c":"Dysmetria","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Neurology"],"Specialist":["Genetics","Neurology","Neurodevelopmental disabilities","Neuromuscular medicine","Pediatrics"],"Account":["Hereditary Spastic Paraplegia","Peripheral Neuropathy"]},"synonyms":["autosomal recessive spastic paraplegia 49"," autosomal recessive spastic paraplegia type 49"," hereditary sensory and autonomic neuropathy due to tecpr2 mutation"," hereditary spastic paraplegia caused by mutation in tecpr2"," hereditary spastic paraplegia type 49"," hsan due to tecpr2 mutation"," hsan9"," neuropathy, hereditary sensory and autonomic, type ix, with developmental delay"," spastic paraplegia 49, autosomal recessive"," spg49"," tecpr2 hereditary spastic paraplegia"]}