oligohydramnios


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Related to oligohydramnios: polyhydramnios

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

/ol·i·go·hy·dram·ni·os/ (-hi-dram´ne-os) deficiency in the amount of amniotic fluid.

oligohydramnios

[-hidram′nē·əs]
Etymology: Gk, oligos + hydor, water, amnion, fetal membrane
an abnormally small amount or absence of amniotic fluid.

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.

oligohydramnios

deficiency in the amount of amniotic fluid.
References in periodicals archive ?
without fetal macrosomia, fetal distress, placental abruption, threatened preterm labor, polydramnios, oligohydramnios, or premature rupture of the membranes).
Pulmonary hypoplasia caused by oligohydramnios is the most common cause of death in the first few hours after birth, while renal dysplasia, which is a consequence of the high urinary tract pressures, results in irreversible chronic renal failure.
double dagger]) Pre-existing conditions: malpresentation, genital herpes simplex virus, diabetes mellitus or abnormal glucose tolerance, hypertensive disorder, oligohydramnios, congenital or acquired abnormality of vagina, other congenital or acquired abnormality, phesus (anti-D) isoimmunization.
In fact, only two patients reported problems during pregnancy, and these included borderline oligohydramnios and low-lying placenta.
Recognised risk factors include breech position, an affected first-degree relative, female sex, first born, multiple pregnancy, high birth weight and oligohydramnios.
Studies in animals have resulted in oligohydramnios, delayed renal development, and death.
Furthermore, underweight women are more prone to oligohydramnios (reduction in the amount of amniotic liquid) and for their newborns to be underweight.
The "donor" twin is growth retarded and oliguric, with oligohydramnios (insufficient amniotic fluid volume); the "recipient" twin is larger and polyuric, with polyhydramnios (excess amniotic fluid volume).
3) screening tests Oligohydramnios 53 0(0) CHD in distant relative 51 0(0) Late maternal age 10 0(0) Total (Low-risk group) 1610 44 (2.
1-3) Other abnormalities include imperforate anus, renal agenesis or dysgenesis, internal genital organ agenesis except for the gonads, absent or hypoplastic renal arteries, oligohydramnios and presence of aberrant vasculature.
Decreased fetal movements, oligohydramnios, growth failure and microcephaly (48) are seen in antenatal forms.