...is significantly below that of other children of similar age and sex. “We didn’t understand why he was vomiting so often and his lack of weight gain,” said Rebecca Sparks, Sean’s mother. “It was heartbreaking on us as his parents to see him go through that all, we felt helpless.” Nutritional Management and Outcome: To combat Sean’s persistent vomiting, his parents tried Zantac and Prevacid, which seemed to soothe his symptoms for some time, but...