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Genetic inheritance
USMLE
| Question | Answer | Gene |
|---|---|---|
| APKD | AD | APKD1 (chromosome 16) |
| Familial adenomatous polyposis | AD | APC (chromosome 5) |
| Familial hypercholesterolemia (aka ___) | AD (hyperlipidemia type IIa) | LDL receptor |
| Hereditary hemorrhagic telangiectasia (aka ___) | AD Oseler-Weber-Rendu) | |
| Hereditary spherocytosis | AD | |
| Huntington's | AD | CAG repeat (chromosome 4) |
| Marfan's syndrome | AD | Fibrillin 1 |
| MEN | AD | II, III = ret |
| Neurofibramatosis I (aka ___) | AD von Recklinghousen's disease | chromosome 17 |
| Neurofibramatosis type 2 | AD | NF2 gene (chromosome 22) |
| Tuberous sclerosis | AD | |
| von Hippel Lindau | AD | VHL (Chromosome 3) |
| Albinsim (locus heterogeneity) | AR | |
| Infantile polcystic kidney disease | AR | |
| Cystic fibrosis | AR | CFTR gene (Phe 508), (Chromosome 7) |
| Glycogen storage disease | AR | |
| Hemochromatosis | AR | |
| mucopolysaccharidoses (except ___) | AR, Hunter's | |
| phenylketonuria | AR | |
| sickle cell anemias | AR | |
| Sphingolipidoses (except ___) | AR (Fabry's) | |
| Thalassemias | AR | |
| Bruton's agammaglobulinemia | X | |
| Fragile X | X | FMR1 gene (CGC) repeat |
| G6PD deficiency | X | |
| Ocular albinism | X | |
| Lesh-Nyhan syndrome | X | |
| Duchenne's/Becker's | X | Duchenne's = DMD deleted dystrophin |
| Hemophilia A/B | X | |
| Fabry's Disease | X | |
| Hunter's Syndrome | X | |
| Myotonic dystrophy | trinucleotide repeat | CTG |
| Friedrich's Ataxia | trinucleotide repeat | (GAA) |
| Hypophasphatemic rickets | X-linked dominant (all female offspring of the affected father are diseased) | |
| Leber's hereditary optic neuropathy | Mitochondrial inheritance | |
| Achondroplasia | AD | FGF 3 |