Definition: Recording changes in electrical impedance between electrodes placed on opposite sides of a part of the body, as a measure of volume changes in the path of the current. (Stedman, 25th ed)
NIM; /drug eff /rad eff permitted; do not use /util except by MeSH definition; do not confuse X ref RHEOGRAPHY with "rheography" as a synonym for the study of flow dynamics of body & other fluids (
ExamplesCardiography, Impedance
Other names Rheography; Rheographies; Plethysmographies, Impedance; Impedance Plethysmographies; Impedance Plethysmography
