英语语法分析

Bulbar muscles are often involved the whole body can affect other muscle groups, vulnerable to upper respiratory tract infection and other reasons, induced myasthenic crisis.

延髓肌受累者常可累及全身其它骨骼肌群，极易因上呼吸道感染等原因而诱发肌无力危象。

Objective to evaluate the effectiveness of thymectomy for myasthenia gravis (MG) and the relative factors for postoperative myasthenic crisis and the treatment outcome of thymectomy.

目的评价外科治疗重症肌无力(MG)的效果，探讨影响术后肌无力危象发生及治疗效果的因素。

What is myasthenia crisis? The name suggests, myasthenic crisis is a sudden increase when the disease caused by improper treatment of respiratory muscle weakness or other serious situation.

重症肌无力危象是什么？顾名思义，重症肌无力危象是指当病情突然加重或治疗不当引起呼吸肌无力等严重情况。