Oximetry

**Definition:** The determination of oxygen-hemoglobin saturation of blood either by withdrawing a sample and passing it through a classical photoelectric oximeter or by electrodes attached to some translucent part of the body like finger, earlobe, or skin fold. It includes non-invasive oxygen monitoring by pulse oximetry.

**Tree numbers:** - E01.370.225.124.100.100.600 - E01.370.370.380.600 - E01.370.386.700.100.600 - E05.200.124.100.100.600