Receptor Tyrosine-Protein Kinase erbB-2 [Mass/Volume] in Serum by Immunoassay

**Semantic type:** Laboratory Procedure

**Definition:** A quantitative immunoassay that measures the concentration (mass/volume) of receptor tyrosine-protein kinase erbb-2 in a serum specimen.

**Synonyms:** - HER2 [Mass/volume] in Serum by Immunoassay