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Anaesthesia Anaesthesia of special situations 73ee2bf3

In Phrenic nerve block, it is best to infiltrate near

A
Scalenus anterior
B
Scalenus posterior
C
Posterior border of sternomastoid
D
Anterior border of sternomastoid
High-Yield Explanation
Phrenic nerve is blocked 3 cm above the clavicle at the posterior border of sternomastoid. Used for intractable hiccups

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