Objective To understand the pathological changes in acute tracheitis induced by duodenogestroesophageal reflux ( DGER ) .
目的了解十二指肠胃食管反流(DGER)所致急性气管炎的病理学变化。
The acute tracheitis rates were 91.9 % and 54.0 % respectively ( P < 0.05 ) .
放射性气管炎的发生率分别为91.9%和54.0%(P<0.05)。