Statements (20)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:genetic_disorder gptkb:chromosomal_abnormality | 
| gptkbp:cause | gptkb:Robertsonian_translocation extra chromosome 21 material | 
| gptkbp:chromosomeInvolved | gptkb:chromosome_14 chromosome 21 chromosome 21 (second copy) | 
| gptkbp:diagnosedBy | karyotype analysis | 
| gptkbp:frequency | 2-4% of Down syndrome cases | 
| gptkbp:inheritance | can be de novo can be inherited | 
| gptkbp:OMIM | 190685 | 
| gptkbp:riskFactor | parental balanced translocation | 
| gptkbp:subspecies | gptkb:Down_syndrome | 
| gptkbp:symptom | gptkb:intellectual_disability congenital heart defects characteristic facial features | 
| gptkbp:bfsParent | gptkb:trisomy_21 | 
| gptkbp:bfsLayer | 6 | 
| https://www.w3.org/2000/01/rdf-schema#label | translocation Down syndrome |