oligohydramnios

• prerenal
  • placental insufficiency
  • low-output cardiac failure
  • fetal demise

• renal
  • renal agenesis
  • polycystic dz
  • multicystic dysplastic

• postrenal
  • UPJ obstruction
  • megaureter
  • posterior urethral valves
  • urethral agenesis

• etiology often unclear
• --> pulmonary hypoplasia
• "DRIP": demise, renal, IUGR, prematureure of membranes

Cf: polyhydramnios

© 2002, C.E. Kahn, Jr.
2002-04-18