Abstract
HEARTBURN during pregnancy, an annoying symptom with little if any significance in mortality or serious morbidity statistics, is nevertheless distressing to the patient who suffers from it and to the physician who bears the brunt of the complaints. Rodway and Shelley1 reported this symptom in 66 out of 100 pregnant women, and the experience of most obstetricians tends to corroborate this incidence. The modern theory for the etiology of heartburn states that the regurgitation of gastric contents into the distal esophagus distends the sensitive neural endings of the esophagus. The distention is further enhanced by intermittent spasm of the cardiac . . .

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