what is polyhdromnios
an abnormally large level of amniotic fluid during pregnancy.
AFI ( amniotic fluid index) > 95% for gestational age
Causes of polyhdromnios
GDM, atresia ( oesophageal and duodenal), TORCH
what is atresia
Atresia is a medical condition where a bodily opening or passage fails to form properly and remains closed or absent.
what investigations do you do for polyhdromnios
USS- large SFH height, lack of fetal HB, indistinct features, fluid thrill
what are the complications of polyhdromnios
cord prolapse, placetal abruption, pph, increased UTIs, still birth, prematurity
how is oligohydrominos diagnosed?
AFI< 5 ( 5CM), ( 300ml)
causes of oligohydrominos
PPROM, potter sequence, utero placental insufficiency,
how is usually oligohydrominos diagnosed
routine USS- low SFH, prominent features
complications for oligohydrominos
fetal deformity/ IUGR, still birth, chorioamnionitis ( infection of amniotic fluid), prematurity