The ideal muscle relaxant used for a neonate undergoing porto-enterostomy for biliary atresia is:
Correct Answer: Atracurium.
Description: Ans. is 'a' i.e. Atracurium In this case a muscle relaxant is required whose metabolism has nothing to do with liver (because liver is damaged in biliary' atresia)So Atracurium is the muscle relaxant of choice as it is inactivated in plasma by spontaneous non enzymatic degradation. (Hoffman elimination) so its duration of action will not be affected in patients with hepatic insufficiency.All other muscle relaxants given in the question undergo biliary excretion so they should be avoided in a case of biliary atresia.
Category:
Anaesthesia
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now