From Dr. Lewis Blevins: For those of you interested in pituitary stem cells, pituitary development, etc., take a look at this link for a great treatise. “Many aspects of pituitary development have become better understood
We’ve been combing the PWN website and Facebook news feed in search of interesting comments from our readers and thought we’d share a few. Our readers are our best contributors and their comments provide very
From Lewis S Blevins Jr, MD – Pituitary cysts come in a variety of different sizes and flavors. Before we talk about them it is useful to review pituitary embryology. The pituitary gland develops from a
From Linda M. Rio, MA, Marriage & Family Therapist – A young woman called me last year to make an appointment. She told me she had recently had endoscopic neurosurgery for craniopharyngioma. She was suffering
From Lewis S. Blevins, Jr. MD – Ever wondered why your sense of thirst and the control of your diabetes insipidus reflected by the degree of polyuria might seem disconnected? Well, it’s because they are!
From Lewis S Blevins, Jr MD – One hundred ninety-eight persons completed our survey on diabetes insipidus. Approximately two-thirds of respondents reside in the United States whereas 14% live in Great Britain, 7% live in
Here are a few highlights from the California Center for Pituitary Disorders at the University of California San Francisco, UCSF annual Pituitary Update Conference : Only 60% of patients with pituitary macroadenomas and vision loss have
From Lewis S Blevins, Jr. MD – All too often, I see patients who come to the clinic with devastating recurrences of their pituitary tumors. For example, the accompanying MRI depicts a recurrent pituitary tumor in
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 – 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 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
From Lewis Blevins. MD – Polyuria in the setting of thirst and increased water intake, with a dilute urine, and a high or high normal serum sodium (>141-142 mEq/L) is usually recognizable as DI. Some