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Fig. 4 | BMC Anesthesiology

Fig. 4

From: Effects of regional anesthesia techniques on local anesthetic plasma levels and complications in carotid surgery: a randomized controlled pilot trial

Fig. 4

Block distention in the dermatomes C2 to C4. Block distention was determined using peaked/blunt discrimination (a) or warm/cold discrimination (b). Values are given as percentage and were measured 5 min, 10 min and 15 min after completion of block placement, respectively. DCB: deep cervical block, ICB: intermediate cervical block, PVB: intermediate cervical block with perivascular infiltration of the internal carotid artery

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BMC Anesthesiology

ISSN: 1471-2253

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