Oligohydramnios

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Oligohydramnios.JPG

Amniotic Fluid Index (AFI)

  • Take largest AP diameter of fluid in each quadrant and add
  • Normal between 7 and 25


Differential Diagnosis

  • Premature rupture of membranes (PROM)
  • Post-term prgnancy
  • Bilateral renal agenesis
  • Bladder outlet obstruction
  • Bilateral renal cystic dysplasia
  • Bilateral UPJ obstruction
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