The effect of ultrasound-guided lung recruitment maneuvers on postoperative atelectasis: a systematic review and meta-analysis of randomized controlled trials
Background Postoperative atelectasis is common after general anesthesia. Lung ultrasound may help individualize recruitment maneuvers, but the certainty and generalizability of the evidence remain uncertain. Methods We searched PubMed, Embase, Scopus, and the Cochrane Library through March 25, 2026 for randomized contr...