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.
1 Estrogen refers to a family of hormones, including estrone, estradiol and estriol which are primarily responsible for female reproductive processes and secondary sexual characteristics in mammals. 2  Estrogen is produced by the ovaries and in smaller amounts by the adrenal cortex, testes and fetoplacental unit.