Antithrombin Actual to Control Ratio Measurement

**Semantic type:** Laboratory Procedure

**Definition:** The determination of the ratio of the antithrombin in a subject's specimen compared to a control sample. The measurement may be expressed as a ratio or percentage.

**Synonyms:** - ATHMBAC - Antithrombin Actual/Control - Antithrombin Actual/Control - Antithrombin Actual/Normal