Interscalene Block

Question 1

the inter scalene is best for what type of sx

Answer 1

shoulder

Question 2

what level of cervical is the cricord cartilage located?

Answer 2

C6

Question 3

what is the usual insertion site for inter scalene

Answer 3

where C6 and EJ intersect

Question 4

where is the most intense blockade from an interscalene block

Answer 4

C5-C7 roots

Question 5

what nerve is frequently missed with an interscalene block

Answer 5

ulnar nerve C8-T1

Question 6

with the inter scalene block what is an artery you may puncture

Answer 6

Vertebral artery

Question 7

a complication of the inter scalene bock is the accidental blockade of what nerve

Answer 7

Phrenic nerve

Question 8

what puts are not good candidates for this block and why?

Answer 8

pt’s w/ respiratory distress and decreased FRC

B/c of phrenic nerve blockade

Question 9

what is the usual amount of volume for a interscalene block

Answer 9

40 mLs

Question 10

where is the least intense block from an interscalene block

Answer 10

C8-T1 (misses ulnar nerve use axillary block)