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近年来,许多国外学者注意到胃食管返流(Gastro——esophageal reflux,GER)与慢性呼吸道疾病的关系,并对此进行了深入的研究。由于食管下端括约肌张力(LESP)降低,酸性胃内容物可返流到食管而造成食管粘膜损害。典型的返流性食管炎临床表现为胸骨后不适,烧心及胃灼热感。部分不典型者可出现饭口饱胀、嗳气,心绞痛样胸痛,Delahunty综合症,(系胃液逆流浸及咽部、声带和气管,引起慢性咽炎、慢性声带
In recent years, many foreign scholars have noticed the relationship between gastroesophageal reflux (GER) and chronic respiratory diseases, and conducted in-depth research. Due to lower esophageal sphincter tension (LESP), acidic gastric contents can flow back to the esophagus causing esophageal mucosal damage. The typical clinical manifestations of reflux esophagitis chest discomfort, heartburn and heartburn flu. Some atypical cases may appear full mouthfeel, belching, angina-like chest pain, Delahunty syndrome, Department of Gastric fluid reflux and pharynx, vocal cords and trachea, causing chronic pharyngitis, chronic vocal cord