Levels of thyroid hormones in serum are tightly regulated by the hypothalamic-pituitary-thyroid axis (Figure 1). Hypothalamic TSH-releasing hormone (TRH) is secreted mainly from the ...

The pituitary gland is an endocrine gland located downstream of the hypothalamus at the base ... which regulate functions including growth, thyroid function and blood pressure.

2008;4(12):683-694. Traumatic brain injury and aneurismal subarachnoid hemorrhage might cause lesions in the hypothalamic-pituitary region, including hemorrhage, necrosis and fibrosis.