Auriculopalpebral nerve block, horse
Needle placement for an auriculopalpebral nerve block in a horse. A 25-gauge, 1.6-cm (5/8-inch) needle should be used. The block is performed by subcutaneous injection of 1 mL of lidocaine over the branch of the facial nerve as it passes over the zygomatic arch.
Courtesy of Dr. Kelly Knickelbein.
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