Angelman syndrome (AS) is a rare neuro-genetic disorder that occurs in one in 15,000 live births. Angelman syndrome is often misdiagnosed as cerebral palsy or autism due to lack of awareness. Characteristics of the disorder include developmental delay, lack of speech, seizures, and walking and balance disorders. Individuals with Angelman syndrome will require life-long care.
Description of Estrogen receptor assay. Estrogen receptor assay: A laboratory test that evaluates the benefits of hormone treatment for a patient diagnosed with breast cancer.
Common and Treatable. Estrogen receptor-positive (ER+) breast cancer is the most common type of breast cancer diagnosed today. According to the American Cancer Society, about two out of every three cases of breast cancer are hormone receptor positive. Most of these cases are ER+ or receptive to both estrogen and progesterone.