Fetal Ascites in Obstetrics & Gynecology — Case | General Gynecology | SMLE Q#11205
SMLE Question #11205
Obstetrics & Gynecology
General Gynecology
Objective: OBJ-ETH-STERIL
Last updated: February 2026
A 23-year-old primigravida at 28 weeks’ gestation attends a routine antenatal visit. She reports normal fetal movements. Ultrasound shows marked polyhydramnios with fetal ascites and generalized skin edema. Middle cerebral artery Doppler demonstrates increased peak systolic velocity suggestive of fetal anemia. No major structural anomaly is identified on the scan. Which of the following is the most likely underlying cause of this fetal condition?
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