You searched for: “thermodilution
thermodilution
1. Diffusion of fluids, either gaseous or liquid, as influenced by the temperature of the fluid.
2. A method of measuring ventricular blood volume and cardiac output in which a cold or cool indicator; such as, a saline solution or distilled water, is injected and sampled by a thermistor (a kind of thermometer for measuring very small changes in temperature).