Photoplethysmography
Synonyms
Light Reflection Rheographies
Light Reflection Rheography
Photoplethysmographies
Photoreflexometries
Photoreflexometry
Rheographies, Light Reflection
Rheography, Light Reflection
Plethysmographic determination in which the intensity of light reflected from the skin surface and the red cells below is measured to determine the blood volume of the respective area. There are two types, transmission and reflectance.