I am grateful to Dr. Lubit for the kind words about the editorial1and for catching my slip. She is absolutely correct that in those two instances the intended word was solute rather than solvent.

University of California, San Diego, San Diego, California, and Veterans Affairs Medical Center, San Diego, California. jdrummond@ucsd.edu

Drummond JC: Colloid osmotic pressure and the formation of posttraumatic cerebral edema. Anesthesiology 2010; 112:1079–80