Peribulbar anesthesia in sclero-retinal surgery: two quadrants vs single injection
Purpose. To evaluate the advantage of peribulbar anesthesia in two quadrants (infero-temporal and upper nasal) vs single injection tedchnique (infero-temporal) for scleral rhegmatogenous detachment surgery (RRD). Patiets and methods. 57 patients, aged between 33 and 75 years (57.01 + - 8.68), waiting for retinal detachment surgery, were randomized in two gruops: a group S (29 patients), with single quadrant injection technique and a group C (28 patients) with two quadrants injection.