Polycystic ovary syndrome Polycystic ovary syndrome is a
condition in which a woman has an imbalance of a female sex
hormones. This may lead to menstrual cycle changes, cysts in the
ovaries, trouble getting pregnant, and other health changes.
Polycystic ovaries; Polycystic ovary disease; Stein-Leventhal
syndrome; Polyfollicular ovarian disease PCOS is linked to
changes in the level of certain hormones: - Estrogen and
progesterone, the female hormones that help a woman's ovaries
release eggs - Androgen, a male hormone found in small amounts
in women It is not completely understood why or how the changes
in the hormone levels occur. The changes make it harder for a
woman's ovaries to release fully grown (mature) eggs. Normally,
one or more eggs are released during a woman's period. This is
called ovulation. In PCOS, mature eggs are not released from the
ovaries. Instead, they can form very small cysts in the ovary.
These changes can contribute to infertility. The other symptoms
of this disorder are due to the h