{"Name":"Thakker-Donnai syndrome","DiseaseID__c":"GARD:0005158","id":5158,"encodedName":"thakker-donnai-syndrome","IsDeleted":false,"Disease_Name_Full__c":"Thakker-Donnai syndrome","Xref_IDs__c":"C1856892; C536503; MEDGEN:346465; MONDO:0009202; OMIM:227255; ORPHA:1780","USA_Estimate__c":"1,000","No_of_Specialist_Tagsa__c":2,"No_of_ClinGen_records__c":0,"No_of_GeneReviews__c":0,"No_of_HHS_records__c":0,"World_Estimate__c":"1 to 8,000","No_of_HRSA_records__c":0,"Evidence_Based_Score__c":0,"No_of_Disease_Descriptions__c":2,"Disease_Characteristics_Score__c":6,"No_of_Age_at_Onset__c":2,"Description_Source__c":"ORPHA:1780","Disease_Description__c":"Thakker-Donnai syndrome is a rare, genetic, lethal, multiple congenital anomalies/dysmorphic syndrome characterized by facial dysmorphism (including long, downward slanting palpebral fissures, hypertelorism, posteriorly rotated ears, broad nasal bridge, short nose with a bulbous tip and anteverted nares, downturned corners of the mouth) as well as vertebral (occult spina bifida, hemivertebrae), brain (ventricular dilatation, agenesis of corpus callosum), cardiac (tetralogy of Fallot, ventricular septal defect) and gastrointestinal (short esophagus with intrathoracic stomach, small intestine, spleen and pancreas, anal atresia) malformations. There have been no further descriptions in the literature since 1991.","GARD_Name__c":"Thakker-Donnai syndrome","GARD_Synonym__c":"dysmorphic facial features and multiple structural abnormalities; dysmorphism multiple structural anomalies; dysmorphism-multiple structural anomalies syndrome; facial dysmorphism with multiple malformations","Curated_Disease_Description_Source__c":"ORPHA:1780","Curated_Disease_Description__c":"Thakker-Donnai syndrome is a rare, genetic, lethal, multiple congenital anomalies/dysmorphic syndrome characterized by facial dysmorphism (including long, downward slanting palpebral fissures, hypertelorism, posteriorly rotated ears, broad nasal bridge, short nose with a bulbous tip and anteverted nares, downturned corners of the mouth) as well as vertebral (occult spina bifida, hemivertebrae), brain (ventricular dilatation, agenesis of corpus callosum), cardiac (tetralogy of Fallot, ventricular septal defect) and gastrointestinal (short esophagus with intrathoracic stomach, small intestine, spleen and pancreas, anal atresia) malformations. There have been no further descriptions in the literature since 1991.","Curated_USA_Estimate_Source__c":null,"Curated_USA_Estimate__c":"1,000","Age_at_Onset_Snippet_Text__c":"during Pregnancy and as a Newborn","SourceID__c":"ORPHA:1780","Deprecated__c":"No","Disease_Concept_Type__c":"Rare Disease Entity","MONDO_ID__c":"MONDO:0009202","ORPHANET_ID__c":"ORPHA:1780","Replaced_By_ID__c":null,"Display_Spanish_Disease_Name__c":"Síndrome de thakker-donnai","Spanish_Description_Source__c":null,"Spanish_Description__c":null,"Spanish_Disease_Name__c":"síndrome de thakker-donnai","Spanish_GARD_Synonym__c":"síndrome de dismorfia-anomalías estructurales múltiples","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":"Thakker-Donnai syndrome is a rare, genetic, lethal, multiple congenital anomalies/dysmorphic syndrome characterized by facial dysmorphism (including long, downward slanting palpebral fissures, hypertelorism, posteriorly rotated ears, broad nasal bridge, short nose with a bulbous tip and anteverted nares, downturned corners of the mouth) as well as vertebral (occult spina bifida, hemivertebrae), brain (ventricular dilatation, agenesis of corpus callosum), cardiac (tetralogy of Fallot, ventricular septal defect) and gastrointestinal (short esophagus with intrathoracic stomach, small intestine, spleen and pancreas, anal atresia) malformations. There have been no further descriptions in the literature since 1991.","Curated_Disease_Description_Source__c":"ORPHA:1780","GARD_Synonym__c":"dysmorphic facial features and multiple structural abnormalities; dysmorphism multiple structural anomalies; dysmorphism-multiple structural anomalies syndrome; facial dysmorphism with multiple malformations","Name":"Thakker-Donnai syndrome","Curated_USA_Estimate__c":"1,000","estimateUsa":"1,000"}],"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":"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":"Pediatrics","Tag_Category__c":"Specialist"}],"Age_At_Onset__c":[{"Age_At_Onset__c":"Neonatal","Provided_By__c":"ORPHA:1780"},{"Age_At_Onset__c":"Antenatal","Provided_By__c":"ORPHA:1780"}],"External_Identifier_Disease__c":[{"URL__c":"https://www.omim.org/entry/227255","Source__c":"C1856892; MONDO:0009202; ORPHA:1780","Xref__c":"OMIM:227255"},{"URL__c":"https://www.ncbi.nlm.nih.gov/mesh/C536503","Source__c":"MONDO:0009202","Xref__c":"C536503"},{"URL__c":"https://www.ncbi.nlm.nih.gov/medgen/?term=346465","Source__c":"C1856892","Xref__c":"MEDGEN:346465"},{"URL__c":"https://www.orpha.net/en/disease/detail/1780","Source__c":"C1856892; MONDO:0009202","Xref__c":"ORPHA:1780"},{"URL__c":"https://uts.nlm.nih.gov/uts/umls/concept/C1856892","Source__c":"C1856892","Xref__c":"C1856892"},{"URL__c":"http://purl.obolibrary.org/obo/MONDO_0009202","Source__c":"GARD:0005158","Xref__c":"MONDO:0009202"}],"Inheritance__c":["Autosomal recessive"],"GARD_Disease_Feature__c":[{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","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":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A congenital cardiac malformation comprising pulmonary stenosis, overriding aorta, ventricular septum defect, and right ventricular hypertrophy. The diagnosis of TOF is made if at least three of the four above mentioned features are present.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001636","HPO_Synonym__c":"Tetrology of fallot","HPO_Name__c":"Tetralogy of Fallot","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A complex congenital heart defect in which the aorta arises from the morphologic right ventricle and the pulmonary artery arises from the morphologic left ventricle.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001669","HPO_Synonym__c":"TGA; TGV; Transposition of great vessels","HPO_Name__c":"Transposition of the great arteries","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Congenital absence of the anus, i.e., the opening at the bottom end of the intestinal tract.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002023","HPO_Synonym__c":"Absent anus","HPO_Name__c":"Anal atresia","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Absence of the corpus callosum as a result of the failure of the corpus callosum to develop, which can be the result of a failure in any one of the multiple steps of callosal development including cellular proliferation and migration, axonal growth or glial patterning at the midline.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001274","HPO_Synonym__c":"Absence of corpus callosum; Absent corpus callosum; Agenesis of the corpus callosum; Callosal agenesis; Corpus callosum agenesis; Dysplastic or absent corpus callosum","HPO_Name__c":"Agenesis of corpus callosum","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Pterygium colli is a congenital skin fold that runs along the sides of the neck down to the shoulders. It involves an ectopic fibrotic facial band superficial to the trapezius muscle. Excess hair-bearing skin is also present and extends down the cervical region well beyond the normal hairline.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000465","HPO_Synonym__c":"Neck webbing; Pterygium colli; Webbed neck","HPO_Name__c":"Webbed neck","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of a hernia of the diaphragm present at birth.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000776","HPO_Synonym__c":"Diaphragmatic hernia","HPO_Name__c":"Congenital diaphragmatic hernia","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","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:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Increased volume and globular shape of the anteroinferior aspect of the nose.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000414","HPO_Synonym__c":"Bulbous nose","HPO_Name__c":"Bulbous nose","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Fusion of cervical vertebrae at C2 and C3, caused by a failure in the normal segmentation or division of the cervical vertebrae during the early weeks of fetal development, leading to a short neck with a low hairline at the back of the head, and restricted mobility of the upper spine.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0004602","HPO_Synonym__c":"Fusion of cervical vertebrae c2-3; Klippel-Feil anomaly; Klippel-Feil syndrome","HPO_Name__c":"Cervical C2/C3 vertebral fusion","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","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:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A hole between the two bottom chambers (ventricles) of the heart. The defect is centered around the most superior aspect of the ventricular septum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001629","HPO_Synonym__c":"Hole in heart wall separating two lower heart chambers; Ventricular septal defects; Ventriculoseptal defect; VSD","HPO_Name__c":"Ventricular septal defect","Feature_System__c":"Cardiovascular System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A morphological abnormality of the mouth in which the angle of the mouth is downturned. The oral commissures are positioned inferior to the midline labial fissure.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002714","HPO_Synonym__c":"Downturned corners of mouth; Downturned corners of the mouth; Downturned mouth; Downturned oral commisures","HPO_Name__c":"Downturned corners of mouth","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"The palpebral fissure inclination is more than two standard deviations above the mean for age (objective); or, the inclination of the palpebral fissure is greater than typical for age.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000582","HPO_Synonym__c":"Mongoloid slant; Upslanting palpebral fissures; Upward slanted palpebral fissures; Upward slanting of palpebral fissures; Upward slanting of the opening between the eyelids; Upward slanting palpebral fissures","HPO_Name__c":"Upslanted palpebral fissure","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Severe distention of the kidney with dilation of the renal pelvis and calices.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000126","HPO_Name__c":"Hydronephrosis","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"The presence of a fistula between the vagina and the rectum.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000143","HPO_Synonym__c":"Abnormal connection between rectum and vagina","HPO_Name__c":"Rectovaginal fistula","Feature_System__c":"Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"A form of hydrocephalus in which there is no visible obstruction to the flow of the cerebrospinal fluid between the ventricles and subarachnoid space.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0001334","HPO_Name__c":"Communicating hydrocephalus","Feature_System__c":"Nervous System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Interpupillary distance more than 2 SD above the mean (alternatively, the appearance of an increased interpupillary distance or widely spaced eyes).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000316","HPO_Synonym__c":"Excessive orbital separation; Increased distance between eye sockets; Increased distance between eyes; Increased interpupillary distance; Ocular hypertelorism; Wide-set eyes; Widely spaced eyes; Widened interpupillary distance","HPO_Name__c":"Hypertelorism","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Distance between the commissures of the mouth more than 2 SD below the mean. Alternatively, an apparently decreased width of the oral aperture (subjective).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000160","HPO_Synonym__c":"Microstomia; Narrow mouth; Small mouth; Small oral aperture","HPO_Name__c":"Narrow mouth","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"Median longitudinal ear length greater than two standard deviations above the mean and median ear width greater than two standard deviations above the mean (objective); or, apparent increase in length and width of the pinna (subjective).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000400","HPO_Synonym__c":"Large ears; Large pinnae","HPO_Name__c":"Macrotia","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"A type of abnormal location of the ears in which the position of the ears is characterized by posterior rotation (the superior part of the ears is rotated towards the back of the head, and the inferior part of the ears towards the front).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000358","HPO_Synonym__c":"Ear, posterior angulation, increased; Ears rotated toward back of head; Posteriorly angulated ears; Posteriorly rotated; Posteriorly rotated auricles; Posteriorly-angulated ears; Posteriorly-rotated ears","HPO_Name__c":"Posteriorly rotated ears","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Anteriorly-facing nostrils viewed with the head in the Frankfurt horizontal and the eyes of the observer level with the eyes of the subject. This gives the appearance of an upturned nose (upturned nasal tip).","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000463","HPO_Synonym__c":"Anteverted nose; Anteverted nostrils; Nasal tip, upturned; Nostrils anteverted; Upturned nares; Upturned nasal tip; Upturned nose; Upturned nostrils","HPO_Name__c":"Anteverted nares","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Frequent (30-79%)","Feature__r":{"HPO_Description__c":"An abnormal connection (fistula) between the esophagus and the trachea.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002575","HPO_Name__c":"Tracheoesophageal fistula","Feature_System__c":"Respiratory system; Digestive System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Absence of one half of the vertebral body.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0002937","HPO_Synonym__c":"Hemi-vertebrae; Hemivertebra; Missing part of vertebrae","HPO_Name__c":"Hemivertebrae","Feature_System__c":"Musculoskeletal System","HPO_Feature_Type__c":"Symptom"}},{"Provided_By__c":"ORPHA:1780","HPO_Frequency__c":"Very frequent (80-99%)","Feature__r":{"HPO_Description__c":"Distance between medial and lateral canthi is more than two standard deviations above the mean for age (objective); or, apparently increased length of the palpebral fissures.","HPO_Feature_URL__c":"https://hpo.jax.org/browse/term/HP:0000637","HPO_Synonym__c":"Broad opening between the eyelids; Broad palpebral fissure; Long opening between the eyelids; Long palpebral fissures; Wide opening between the eyelids; Wide palpebral fissure; Wide palpebral fissures","HPO_Name__c":"Long palpebral fissure","HPO_Feature_Type__c":"Symptom"}}],"tags":{"Cause":["Genetics"],"Disease Category":["Genetics","Congenital Abnormality"],"Specialist":["Genetics","Pediatrics"]},"synonyms":["dysmorphic facial features and multiple structural abnormalities"," dysmorphism multiple structural anomalies"," dysmorphism-multiple structural anomalies syndrome"," facial dysmorphism with multiple malformations"]}