A single-center, non-randomized, prospective observational, pilot study designed to determine what is the optimal number of pleural biopsies to take during pleuroscopy.

PlAcebo versus erector spINae pLane block for mEdical ThoracoScopy Study (PAINLESS). This is a prospective triple-blind, randomized controlled trial that evaluates the efficacy of erector spinae plane block (ESPB) with Bupivacaine in reducing pain after medical th...