Bone Loss 

ERT; Estrogen Replacement Therapy; Hormone Replacement Therapy (HRT); HRT 

A condition that is characterized by a decrease in bone mass and density, causing bones to become fragile.

HRT. Hormones (estrogen, progesterone, or both) given to women after menopause to replace the hormones no longer produced by the ovaries. Also called menopausal hormone therapy.

Osteoporosis as related to Hormone Replacement Therapy