Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
In vivo study in horses. (A) Auriculopalpebral nerve block anesthesia with 10 mL of lidocaine 2%. (B) Topical anesthesia with two eye drops of 1% tetracaine. (C) Fluorescein eye drop. (D) Perkins tonometer IOP reading. (E) Cannulation of the anterior chamber. (F) Aneroid manometer IOP reading of 20 mmHg.
