Placental Alkaline Phosphatase to Total Alkaline Phosphatase Measurement

**Semantic type:** Laboratory Procedure

**Definition:** The determination of the ratio of placental specific alkaline phosphatase isoform compared to total alkaline phosphatase present in a sample. The measurement may be expressed as a ratio or percentage.

**Synonyms:** - ALPPALP - Alk Phos, Placental/Total Alk Phos - Alk Phos, Placental/Total Alk Phos - Alkaline Phosphatase, Placental/Total Alkaline Phosphatase