Mean Residence Time Infinity Observed by Extravascular Dose

**Semantic type:** Temporal Concept

**Definition:** The mean residence time (MRT) extrapolated to infinity for a substance administered by extravascular dosing, calculated using the observed value of the last non-zero concentration. Extravascular MRT includes Mean Absorption Time (MAT). (CDISC)

**Synonyms:** - MRT Extravasc Infinity Obs - MRT Extravasc Infinity Obs - MRTEVIFO