pneumonia , in infants suffering from esophageal atresia with lower esophageal fistula , is usually caused by gastric reflux through the fistula , in order to abolish the acidity of the gastric content , cimetidine i.v . infusion was used during the first 12 -- 48 hr after diagnosis , while treating the pneumonia .
C0017168
gastric reflux
C0008783
cimetidine