{"Name":"Meckel syndrome, type 2","DiseaseID__c":"GARD:0008743","id":8743,"encodedName":"meckel-syndrome-type-2","IsDeleted":false,"Disease_Name_Full__c":"Meckel syndrome, type 2","Xref_IDs__c":"C1864148; C536131; DOID:0070116; MEDGEN:351059; MONDO:0011296; OMIM:603194","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":3,"Disease_Characteristics_Score__c":3,"No_of_Age_at_Onset__c":0,"Description_Source__c":"MONDO:0011296","Disease_Description__c":"Any Meckel syndrome in which the cause of the disease is a mutation in the TMEM216 gene.","GARD_Name__c":"Meckel syndrome, type 2","GARD_Synonym__c":"meckel syndrome caused by mutation in tmem216; meckel-gruber syndrome, type 2; mks2; mks2-related meckel syndrome; tmem216 meckel syndrome; tmem216-related meckel syndrome","Curated_Disease_Description_Source__c":"MEDGEN:C1864148","Curated_Disease_Description__c":"Meckel syndrome is a rare autosomal recessive lethal condition characterized by an occipital meningoencephalocele, enlarged kidneys with multicystic dysplasia and fibrotic changes in the portal area of the liver and with ductal proliferation, and postaxial polydactyly. For a more complete phenotypic description and information on genetic heterogeneity, see MKS1 (249000).","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":null,"Age_at_Onset_Snippet_Text__c":null,"SourceID__c":"OMIM:603194","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0011296","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":"Meckel syndrome is a rare autosomal recessive lethal condition characterized by an occipital meningoencephalocele, enlarged kidneys with multicystic dysplasia and fibrotic changes in the portal area of the liver and with ductal proliferation, and postaxial polydactyly. For a more complete phenotypic description and information on genetic heterogeneity, see MKS1 (249000).","Curated_Disease_Description_Source__c":"MEDGEN:C1864148","GARD_Synonym__c":"meckel syndrome caused by mutation in tmem216; meckel-gruber syndrome, type 2; mks2; mks2-related meckel syndrome; tmem216 meckel syndrome; tmem216-related meckel syndrome","Name":"Meckel syndrome, type 2","estimateUsa":""}],"Diagnosis__c":[{"Type__c":"GTR","Curie__c":"MEDGEN:C1864148"}],"External_Identifier_Disease__c":[{"URL__c":"https://raresource.nih.gov/diseases/filter/0008743","Source__c":"RareSource"},{"URL__c":"https://www.omim.org/entry/603194","Source__c":"C1864148; MONDO:0011296","Xref__c":"OMIM:603194"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=351059","Source__c":"C1864148","Xref__c":"MEDGEN:351059"},{"URL__c":"https://www.ebi.ac.uk/ols4/ontologies/doid/classes?obo_id=DOID%3A0070116","Source__c":"MONDO:0011296","Xref__c":"DOID:0070116"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C1864148","Source__c":"C1864148","Xref__c":"C1864148"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C536131","Source__c":"MONDO:0011296","Xref__c":"C536131"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0011296","Source__c":"GARD:0008743","Xref__c":"MONDO:0011296"}],"GARD_Disease_Gene__c":[{"GeneSymbol__c":"TMEM216","Gene_Type__c":"protein-coding gene","Causal_Gene__c":true}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A fluid filled sac in the kidney.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000107","HPO_Synonym__c":"Kidney cyst","HPO_Name__c":"Renal cyst","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","Feature__r":{"HPO_Description__c":"Supernumerary digits located at the ulnar side of the hand (that is, on the side with the fifth finger).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001162","HPO_Synonym__c":"Extra little finger; Extra pinkie finger; Extra pinky finger; Polydactyly affecting the 5th finger; Postaxial polydactyly of fingers; Postaxial polydactyly of hand; Postaxial polydactyly of hands","HPO_Name__c":"Postaxial hand polydactyly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A congenital brain malformation typically characterized by incomplete formation of the cerebellar vermis, dilation of the fourth ventricle, and enlargement of the posterior fossa. In layman's terms, Dandy Walker malformation is a cyst in the cerebellum (typically symmetrical) that is involved with the fourth ventricle. This may interfere with the ability to drain cerebrospinal fluid from the brain, resulting in hydrocephalus. Dandy Walker cysts are formed during early embryonic development, while the brain forms. The cyst in the cerebellum typically has several blood vessels running through it connecting to the brain, thereby prohibiting surgical removal.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001305","HPO_Synonym__c":"Dandy-walker anomaly; Dandy-Walker cyst","HPO_Name__c":"Dandy-Walker malformation","Feature_System__c":"Nervous System; Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Frequent (30-79%)","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":"OMIM:603194","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"Anencephaly is a developmental anomaly characterized by a fetus that has no calvarium, with a lack of most or all of the fetus' brain tissue. Anencephaly belongs to a collective group known as neural tube defects (NTD) and is a result of the neural tube failing to close in its rostral end during fetal development.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002323","HPO_Synonym__c":"Embryonic anencephaly; Fetal anencephaly","HPO_Name__c":"Anencephaly","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A congenital anomaly characterized by the presence of supernumerary fingers or toes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0010442","HPO_Synonym__c":"More than five fingers or toes on hands or feet","HPO_Name__c":"Polydactyly","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Proliferative changes of the bile ducts.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001408","HPO_Synonym__c":"Proliferation of bile canaliculi","HPO_Name__c":"Bile duct proliferation","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Protrusion of the meninges through a defect of the skull or vertebral column.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002435","HPO_Name__c":"Meningocele","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Cleft palate is a developmental defect of the palate resulting from a failure of fusion of the palatine processes and manifesting as a separation of the roof of the mouth (soft and hard palate).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000175","HPO_Synonym__c":"Cleft hard and soft palate; Cleft of hard and soft palate; Cleft of palate; Cleft palate; Cleft roof of mouth; Palatoschisis; Uranostaphyloschisis","HPO_Name__c":"Cleft palate","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A midline anterior incomplete closure of the abdominal wall in which there is herniation of the abdominal viscera into the base of the abdominal cord.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001539","HPO_Synonym__c":"Exomphalos; Omphalocoele","HPO_Name__c":"Omphalocele","Feature_System__c":"Musculoskeletal System; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormal restriction of fetal growth with fetal weight below the tenth percentile for gestational age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001511","HPO_Synonym__c":"Fetal growth restriction; FGR; In utero growth retardation; Intrauterine growth failure; Intrauterine growth restriction; Intrauterine growth retardation, IUGR; Intrauterine retardation; IUGR; Prenatal growth deficiency; Prenatal growth failure; Prenatal growth retardation; Prenatal onset growth retardation; Prenatal-onset growth retardation; Small for gestational age infant","HPO_Name__c":"Intrauterine growth retardation","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A bending or abnormal curvature of a long bone.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0006487","HPO_Synonym__c":"Bowed long bones; Bowing of long bones; Bowing of the long bones; Camptomelia; Diaphyseal bowing; Diaphyseal bowing of long bones","HPO_Name__c":"Bowing of the long bones","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"An abnormality of the intestinal rotation and fixation that normally occurs during the development of the gut. This can lead to volvulus, or twisting of the intestine that causes obstruction and necrosis.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002566","HPO_Synonym__c":"Malrotation","HPO_Name__c":"Intestinal malrotation","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A developmental anomaly characterized by abnormal smallness of one or both eyes.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000568","HPO_Synonym__c":"Abnormally small eyeball; Abnormally small globe of eye; Microphthalmos","HPO_Name__c":"Microphthalmia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"OMIM:603194","HPO_Frequency__c":"Occasional (5-29%)","Feature__r":{"HPO_Description__c":"A cystic lymphatic lesion of the neck.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000476","HPO_Synonym__c":"Cystic hygroma of the neck","HPO_Name__c":"Cystic hygroma","HPO_Feature_Type__c":"Symptom"}}],"tags":{},"synonyms":["meckel syndrome caused by mutation in tmem216"," meckel-gruber syndrome, type 2"," mks2"," mks2-related meckel syndrome"," tmem216 meckel syndrome"," tmem216-related meckel syndrome"]}