The Use of Bronchoscopy During the Coronavirus Disease 2019 Pandemic: CHEST/AABIP Guideline and Expert Panel Report.

4 , 25 , 27 Although data specific to SARS-CoV-2 are lacking, a systematic review reported ORs for transmission of SARS-CoV-2 to HCWs of 6.6 (95% CI, 2.3-18.9), 4.2 (95% CI, 1.5-11.5), and 1.9 (95% CI, 0.2-14.2) for endotracheal intubation, tracheostomy, and bronchoscopy, respectively; however, the association with bronchoscopy did not reach statistical significance. 28 One study demonstrated that SARS-CoV-2 could remain aerosolized for up to 3 h in experimental conditions. 29 The CDC currently recommends the use of either powered air purifying respirators (PAPRs) with contact precautions or N95 respirators based enhanced respiratory and contact precautions (i

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