Thrombin to Antithrombin Ratio Measurement

**Semantic type:** Laboratory Procedure

**Definition:** The determination of the ratio of thrombin compared to antithrombin present in a sample. The measurement may be expressed as a ratio or percentage.

**Synonyms:** - TAT - Thrombin/Antithrombin - Thrombin/Antithrombin - Thrombin/Antithrombin III