在小肠钡灌检查未发现异常的6例病变中有4例在双气囊电子小肠镜检查中发现病变；
Furthermore, among those 6 patients with negative results via barium-meal examination, 4 patients were diagnosed with intestinal diseases by double-balloon enteroscopy.
目的通过对不明原因小肠疾病患者行双气囊电子小肠镜检查，评价其安全性、检查范围、临床价值及耐受性。
Objective to evaluate safety, extensity and clinical efficacy and patient tolerance of double-balloon push enteroscopy in diagnosis of patients with small bowel diseases.
目的：通过对不明原因小肠疾病患者行双球囊推进式电子小肠镜检查，评价其操作性能及安全性以及护理要点。
Objective To evaluate the operational performance, safety and feature of nursing care of double-balloon push-type entero scopy in patients with unexplained small bowel diseases.
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