oligohydramnios

(redirected from hypamnion)
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Related to hypamnion: hydramnios

oligohydramnios

 [ol″ĭ-go-hi-dram´ne-os]
deficiency in the amount of amniotic fluid, defined as 500 mL or less at term and smaller amounts at earlier gestational ages.

ol·i·go·hy·dram·ni·os

(ol'i-gō-hī-dram'nē-os),
The presence of an insufficient amount of amniotic fluid (less than 300 mL at term).
[oligo- + G. hydōr, water, + amnion]

oligohydramnios

Neonatology A relative paucity of amniotic fluid–
≤ 500 mL at term–seen when a fetus swallows more than usual Etiology Placental insufficiency, donor twin, urinary tract malformation, amount of fluid.

ol·i·go·hy·dram·ni·os

(ol'i-gō-hī-dram'nē-os)
The presence of an insufficient amount of amnionic fluid (less than 300 mL at term).
Synonym(s): oligoamnios.
[oligo- + G. hydōr, water, + amnion]

oligohydramnios

A rare deficiency of AMNIOTIC FLUID. This is associated with poor function of the PLACENTA, fetal growth retardation and congenital abnormalities.