Background: This study aimed to compare the topical anesthetic lignocaine, adrenaline, and tetracaine (LAT) (4% lignocaine, 1:2 000 adrenaline, 1% tetracaine) with the conventional lignocaine infiltration(LI) for repair of minor lacerations, for the comfort of anesthetic administration, efficacy, adverse effects and cost.
Methods: This was a prospective randomized clinical trial. Forty Asian patients who required toilet and suture for minor lacerations in the emergency department of the Singapore General Hospital over a 4-month period.
Science
December 2010
Some individuals remain inexplicably seronegative and lack evidence for human immunodeficiency virus type 1 (HIV-1) infection by conventional serologic or virologic testing despite repeated high-risk virus exposures. Here, we examined 10 exposed seronegative (ES) individuals exhibiting HIV-1-specific cytotoxicity for the presence of HIV-1. We discovered HIV-1 DNA in resting CD4(+) T cells (mean, 0.
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