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HER2/neu in tissue; HER2/Neu (erbB2) protein expression (H2N Oncosite)
Indications:
- breast cancer
Pathology:
- overexpression of HER2 (at protein level) in 25% of breast cancer
- overexpression predicts more aggressive disease
Laboratory:
- ~20% of tests for HER2 protein expression
- LOINC: 18474-7, 31150-6, 32996-1, 42914-2, 48675-3, 48676-1, 49683-6, 51981-9
Methods:
- in-situ hybridization
- fluorescent in-situ hybridization (FISH)
- immunohistochemistry
Related
receptor tyrosine-protein kinase erbB-2; p185erbB2; C-erbB-2; NEU proto-oncogene; tyrosine kinase-type cell surface receptor HER2; MLN 19; CD340 (ERBB2, HER2, NEU, NGL)
Specific
HER2/NEU in breast cancer specimen
HER2/neu in serum
General
protein/peptide testing
protein in tissue
References
- The NCCN Breast Cancer Clinical Practice Guidelines in
Oncology (Version 2.2010)
2010 National Comprehensive Cancer Network, Inc.
- Wolff AC, Hammond EH, Schwartz JN, et al.
American Society of Clinical Oncology/College of American
Pathologists guidelines recommendations for human epidermal
growth factor receptor 2 testing in breast cancer.
J Clin Oncol 2007;25:118-145.
PMID: 17159189
Corresponding NGC guideline withdrawn Dec 2012
- ARUOP consult:
ERBB2 (HER2/neu) (HercepTest) Testing
https://arupconsult.com/ati/erbb2-her2neu-herceptest-testing
- HercepTest Tissue Assay, Paraffin
Laboratory Test Directory ARUP: 49174
- Wolff AC et al.
Recommendations for human epidermal growth factor receptor 2
testing in breast cancer:
American Society of Clinical Oncology/College of American
Pathologists Clinical Practice Guideline Update.
J Clin Oncol 2013 Nov 1; 31:3997
PMID: 24101045
http://jco.ascopubs.org/content/31/31/3997