American journal of ophthalmology
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Randomized Controlled Trial Comparative Study
Intravitreal injection anesthesia--comparison of different topical agents: a prospective randomized controlled trial.
To compare the anesthetic effectiveness of 3 topical agents used for intravitreal injections. ⋯ There was no clinical difference in patient pain experience between the 3 anesthetic options tested. The addition of a 4% lidocaine pledget offered no clinical advantage in pain relief compared to 0.5% tetracaine or 4% cocaine (+ epinephrine 1/100,000) drops alone.
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To describe the intravitreal injection technique practice patterns of retinal specialists in the United States from April 8, 2010 to April 21, 2010. ⋯ Retinal specialists in the United States participate in a range of techniques for the care before, during, and after intravitreal injections. Further study is needed to elucidate best practice patterns.