Oncohema Key

VASOPRESSIN DYSREGULATION Part of “CHAPTER 17 – HYPOPITUITARISM“ Vasopressin (i.e., ADH) is synthesized in the magnocellular neurons of the anterior hypothalamus and transported and stored in the posterior pituitary gland….

ANTERIOR PITUITARY HORMONE HYPERSECRETION Part of “CHAPTER 17 – HYPOPITUITARISM“ If the serum concentration of a pituitary hormone is shown to be inappropriately elevated (not just appropriately increased in response…

PROLACTIN DYSREGULATION Part of “CHAPTER 17 – HYPOPITUITARISM“ Prolactin elevation may occur because of oversecretion by a pituitary adenoma that may or may not be detectable on pituitary imaging. Moreover,…

GROWTH HORMONE DEFICIENCY Part of “CHAPTER 17 – HYPOPITUITARISM“ Extensive research has led to improved characterization of the consequences of GH deficiency in adults and to a better understanding of…

GONADOTROPIN DEFICIENCY IN WOMEN Part of “CHAPTER 17 – HYPOPITUITARISM“ Disrupted menstrual function, a very early manifestation of gonadotropin deficiency, often prompts premenopausal women to seek medical attention earlier in…

GONADOTROPIN DEFICIENCY IN MEN Part of “CHAPTER 17 – HYPOPITUITARISM“ Most manifestations of decreased gonadotropin secretion in men are attributable to the resultant low testosterone levels. However, testosterone is converted…

THYROID-STIMULATING HORMONE DEFICIENCY Part of “CHAPTER 17 – HYPOPITUITARISM“ Symptoms and signs of secondary hypothyroidism are similar to those seen with primary hypothyroidism, although they often are milder. The essential…

ADRENOCORTICOTROPIN DEFICIENCY Part of “CHAPTER 17 – HYPOPITUITARISM“ The HPA axis is the most crucial and may be the most challenging pituitary axis to evaluate, because symptoms and signs of…