Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Example of lung CT scan of patients with high (upper panel) or low (lower panel) potential of lung recruitment. Arrows depict the morphologic change from a condition of low airway pressure (i.e., 5 cm H2O), to one of high airway pressure (i.e., 45 cm H2O).
