ER-PR

AcronymDefinition
ER-PREffectiveness Report-Performance Report
References in periodicals archive ?
Test Statusa ER Invasive carcinoma Negative/low positive/positive In situ carcinoma Negative/low positive/positive PR Invasive carcinoma Negative/low positive/positive In situ carcinoma Negative/low positive/positive (a) Criteria for ER-PR status: negative, <1% tumor cell nuclei immunoreactive; low positive, 1%-10% tumor cell nuclei immunoreactive; positive, >10% tumor cell nuclei immunoreactive.
CAP and the American Society for Clinical Oncology jointly developed the HER2 testing guidelines and are about to embark on developing guidelines for ER-PR.
Female patients with infiltrating duct carcinoma of breast that have been sent for histological grading and ER-PR including core needle biopsy.