| 1. | Mechanical obstruction may require operation for repair of common bile duct stricture or for gallstones .
机械性梗阻可能需要手术以修复胆总管狭窄或除去胆石。 |
| 2. | If there is enough swelling or mechanical obstruction , then equalizing can be difficult , if not impossible
如果咽鼓管有肿胀或者机械性阻塞，耳部平衡就会有困难，甚至无法进行耳部平衡。 |
| 3. | Examination after a barium meal may assist in distinguishing between paralytic ileus and mechanical obstruction but should be avoided if colon obstruction cannot be excluded
钡餐造影可能对鉴别麻痹性肠梗阻和机械性肠梗阻有帮助，但如果大肠梗阻不能排除，则此检查为禁忌。 |
| 4. | Examinations should include monitoring of the iop and gonioscopy for pseudophakes and patients with prior vitrectomies to detect mechanical obstruction of the trabecular meshwork by the medication
眼科检查应该包括眼压监测以及对无晶体眼和玻璃体切割术受的患者行房角镜检查以发现小梁网被药物颗粒机械性阻塞的情况。 |
| 5. | Such ischemia most often results from hypotension ( shock ) from cardiac failure , from marked blood loss , or from loss of blood supply from mechanical obstruction ( as with the bowel incarcerated in a hernia or with volvulus or intussusception )
局部缺血常见于由心衰、大量失血、血管受阻（见于肠疝、肠扭转或肠套叠）所导致的低血压（休克） 。 |
| 6. | Although less likely , other causes of bronchoconstriction should also be considered and include right mainstem obstruction , inadequate anesthesia , pneumothorax , mechanical obstruction , endobronchial intubation , pulmonary aspiration , pulmonary edema and pulmonary embolism ( 4 )
虽然其他可能导致支气管收缩的可能性较小，但也应考虑，包括右主支气管阻塞、麻醉深度不足、气胸、肺水肿和肺栓塞[ 4 ] 。 |
