Reflux esophagitis as the cause of heartburn in pregnancy.
D000328:Adult; D004942:Esophagitis, Peptic / Q000150:complications* / Q000175:diagnosis; D004945:Esophagoscopy; D005260:Female; D005764:Gastroesophageal Reflux / Q000150:complications; D006356:Heartburn / Q000209:etiology*; D006801:Humans; D010477:Perfusion; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology*