Pituitary Disorders
Adenohypophysis develops from Rathkeís pouch
Neurohypophysis derives from diencephalon
Hypothalamic releasing factors stimulate anterior pit. in a pulsatile fashion _ release of trophic hormones, e.g., FSH, LH stimulated by Gn RH (produced in hypothalamus)
Pituitary gland located in the middle of the sphenoid bone in the sela turcica
Causes of _ size of pituitary:
- Pregnancy (_ prolactin synthesis)
- Primary hypofunction in the thyroid (Hashimoto) or adrenal (Addison) (due to _ TSH or ACTH synthesis)