Polyuria is defined as the passage of excessive quantities of urine. Pollakauria is defined as urinary frequency; in other words, more trips to the bathroom regardless of urine volume. Polyuria is arbitrarily defined as the
From Lewis Blevins, MD – Thirst is really difficult to define. It is best described as a desire to ingest water. This is different from having a dry mouth. Both may, however, occur at the
From Lewis Blevins, MD – Hyponatremia is the term used to describe low serum sodium levels. A low serum sodium may result from salt losses or else from an excess amount of water in the
From Lewis Blevins, MD – LH and FSH are produced by the pituitary gland under the regulation of pulsatile secretion of GnRH from the hypothalamus. LH stimulates the Leydig cells of the testes to produce testosterone.
From Lewis Blevins MD – LH and FSH are produced by the pituitary gland under the regulation of pulsatile secretion of GnRH from the hypothalamus. LH stimulates the thecal cells around a developing egg in
From Rachel Pegler – My daughter Molly has hypopituritsm She takes thyroid medication, growth hormone and hydro-cortisone this pituitary condition was undiagnosed for 14 years, she has suffered immensely as a baby and child. Molly
From Lewis Blevins, MD – Pituitary embryology is fascinating. An extension goes down from the brain forming the pituitary stalk and the posterior pituitary. A flat piece of tissue grows up from the upper portions
From Lewis Blevins, MD – Pineal cysts are seen in about 2% of all MRI’s of the brain. I see them as perhaps more common in pituitary patients simply because I look at the scans
From Lewis Blevins, MD – Photo abstract blend – Prolactin is produced by the anterior pituitary gland. Its secretion is largely regulated by dopamine from the hypothalamus which inhibits prolactin production and release. TRH (which
From our friend Christina Bourne O’Neil – I was diagnosed with a prolactinoma in 2005. Prior to my diagnosis and before my symptoms began I had very few health problems. When my symptoms initially began,
From Lewis Blevins, MD Introduction Growth Hormone is a peptide hormone produced by the anterior pituitary gland. Growth hormone-releasing hormone from the hypothalamus stimulates it’s release while somatostatin from the hypothalamus inhibits GH. Somatostatin is