BJU international
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Review Meta Analysis
Meta-analysis: does lidocaine gel before flexible cystoscopy provide pain relief?
To consolidate previous reports and conduct a meta-analysis to draw further conclusions on the efficacy of the instillation of lidocaine gel before flexible cystoscopy, as it has had varying efficacy in several randomized controlled studies. ⋯ These data suggest that intraurethral instillation of lidocaine gel vs plain lubricating gel reduces the likelihood of moderate to severe pain during flexible cystoscopy.