LDH Isoenzyme 4 to LDH Ratio Measurement

**Semantic type:** Laboratory Procedure

**Definition:** The determination of the ratio of LDH isoenzyme 4 compared to total LDH present in a sample. The measurement may be expressed as a ratio or percentage.

**Synonyms:** - LDH Isoenzyme 4/LDH - LDH Isoenzyme 4/LDH - LDH4LDH