questions 1

Oligohydramnios / Polyhydramnios

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Topic updated on 04/28/15 3:12pm

Introduction
  • Disorders of amount of amniotic fluid present
    • oligohydramnios (too little)
      • < 0.5 L of amniotic fluid
      • caused by ↓ production
      • associated conditions
        • juvenile polycystic kidney disease
        • fetal genitourinary obstruction
      • may result in Potter's syndrome
    • polyhydramnios (too much)
      • > 1.5-2 L of amniotic fluid
      • caused by ↓ resorption or ↑ production
      • associated conditions
        • anencephaly
          • fetal inability to swallow amniotic fluid
        • tracheoesophageal fistula
          • fetal inability to swallow amniotic fluid
        • duodenal atresia 
          • fetal inability to absorb swallowed amniotic fluid
        • maternal diabetes
          • fetal polyuria


  RATE CONTENT
4.0
AVERAGE 4.0 of 2 RATINGS

Qbank (1 Questions)

TAG
(M1.RP.16) A 29-year-old G1P0 female presents at 22 weeks gestation for her first prenatal care appointment. Physical exam demonstrates a uterine size greater than expected for her gestational age and taut, shiny skin with scattered striae on her abdomen. Ultrasound examination of the fetus reveals 2.5 L of amniotic fluid (normal 1.5-2.0 L) with an amniotic fluid index (AFI) of 34 (normal AFI 20-25). Which of the following fetal abnormalities or dysfunctions could have contributed to these abnormal ultrasound findings? Topic Review Topic

1. Renal agenesis
2. Pulmonary hypoplasia
3. Duodenal atresia
4. Posterior urethral valve
5. Polycystic kidney disease

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