genetics Flashcards
marfans syndrome features
Tall stature
Long neck
Long limbs
Long fingers (arachnodactyly)
High arch palate
Hypermobility
Pectus carinatum or pectus excavatum
Downward sloping palpable fissures
heart conditions assoc w marfans syndrome
murmurs
Mitral valve prolapse (with regurgitation)
- PAN-SYSTOLIC
Aortic valve prolapse (with regurgitation)
- early diastolic
aortic aneurysms / dissections
conditions assoc w marfans
ANTERIOR Lens dislocation in the eye
Joint dislocations and pain due to hypermobility
Scoliosis of the spine
Pneumothorax
Gastro-oesophageal reflux
what is klinefelter’s syndrome
XXY
what does klinefelter’s syndrome present w
tall stature
hypogonadism
gynaecomastia
delayed puberty
which protein has a defect in marfan’s syndrome
fibrillin
what is the mutation in ehler-danlos
collagen (most commonly type III)