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Louisiana Fertility Clinic
In a natural cycle, follicle stimulating hormone (FSH) is released by the
pituitary gland, which is under the influence of the hypothalamus. FSH
directly stimulates the ovaries to produce ovarian follicles each of which
contains an egg.
In an "unstimulated cycle" the hormonal feedback mechanism
involving luteinizing hormone, estrogen, and FSH signals the pituitary to
reduce FSH production as the follicles mature. Conversely, FSH is given by
injection in an IVF cycle, which bypasses the normal feedback/regulation
mechanism resulting in the development of multiple eggs.
www.ivflouisiana.com |