Estrogen Receptor Positive

**Semantic type:** Laboratory or Test Result

**Definition:** An indication that estrogen receptor alpha expression has been detected in a sample.

**Synonyms:** - ER Alpha Positive - ER Positive - ER+ - ER+ - ER-Alpha Positive - ERA Positive - ESR Positive - ESR1 Positive - ESRA Positive - ESTRR Positive - Estrogen Receptor 1 Positive - Estrogen Receptor Alpha Positive - NR3A1 Positive - Nuclear Receptor Subfamily 3 Group A Member 1 Positive - Positive - Positive Estrogen Receptor - estrogen receptor positive