0 Medical One Liners 431-440

Reactions: 


431. Egg shell calcification
  • Sarcoidosis
  • Silicosis
  • Treated Lymphoma
432. Achondroplasia
  • Champagne glass pelvis
  • Bullet shaped vertebra
  • Tombstone iliac wings
  • Trident hand
  • Macrocephaly with narrowed foramen magnum
433. In Doppler ultrasound, colour indicates direction of flow, conventionally:
  • Red: towards the probe
  • Blue: away from the probe
However, this can be reversed with machine settings.

434. Umbilical artery Doppler
  • S/D ratio should be < 3 after 34 weeks of pregnancy
  • S/D ratio in umbilical artery should always be less than that in MCA
  • IUGR
    • S/D >3 after 34 weeks gestation
    • Absent diastolic flow
    • reversal of diastolic flow
435. Thallium Scan: binds to normal perfused areas of myocardium, therefore infarct looks cold

436. Tecnitium Pyrophophate: binds to myocardial infarct and so it looks hot on nuclear scan.

437. Fibrous dysplasia
  • Ground glass matrix
  • Shepherd crook deformity
438. Diaphyseal aclasis = Hereditary multiple exostoses

439. Multiple enchondroma
  • = Ollier's disease
  • with Multiple subcutaneous hemangiomas = Maffucci syndrome
440. McCune-Albright syndrome
  • Polyostotic fibrous dysplasia
  • Precocious puberty
  • Cafe au lait spots



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