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January 1982

Medication Bezoar in a Neonate

Author Affiliations

Southern Illinois University School of Medicine Springfield, Ill

Am J Dis Child. 1982;136(1):72-73. doi:10.1001/archpedi.1982.03970370074020

Bezoar formation is uncommon in the neonate. The most common type of bezoar in the newborn infant is the lactobezoar.1-3 Recently, Sherman et al4 described two neonates in whom polystyrene sodium sulfonate (Kayexalate) was thought to have caused bowel opacification on a roentgenogram. We studied another case of bowel opacification, which was caused by a polystyrene sodium sulfonate bezoar in a neonate with hyperkalemia.

Report of a Case.—A 2,410-g boy was born after a 36-week, uncomplicated gestation. Labor began 12 hours before delivery, being augmented by artificial rupture of membranes six hours before delivery and by administration of oxytocin (Pitocin). Labor was complicated by maternal fever (temperature, 38.8 °C), which resolved spontaneously prior to delivery. Cultures of the mother's blood and urine were negative for pathogens. Delivery was spontaneous from a vertex presentation, with the mother receiving pudendal anesthesia. Apgar scores were 7 and 9 at 1