Why should a patient with Guillain-Barré syndrome not be administered succinylcholine before endotracheal intubation?

A. The patient may begin to hypoventilate.
B. The patient may develop hyperkalemia.
C. Further respiratory muscle weakness may be induced.
D. Hypotension may develop as a result.


ANS: B
A. Incorrect response: See explanation B.
B. Correct response: Care must be exercised during endotracheal intubation because these patients are prone to autonomic dysfunction, which can result in hypotension or bradycardia with induction anesthetic agents. Furthermore, the use of succinylcholine or other depolarizing muscular blockers should be avoided because of the risk of hyperkalemia.
C. Incorrect response: See explanation B.
D. Incorrect response: See explanation B.?

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