Prolactinomas in men tend to be large tumors and are often invasive.
A prolactinoma case from Dr. Blevins’ clinic
March 25, 2024
Dr. Blevins Corner
Medical comments from Dr. Lewis Blevins MD. Director Center for Pituitary Disorders at University California San Francisco
Tests of Pituitary Function: GH Deficiency
September 11, 2014
From Dr. Lewis Blevins. Growth Hormone levels, by themselves, are not a good indicator of GH sufficiency. Levels are undetectable 50% of the time during the day in normal persons. Thus, when a diagnosis
Steroid dose equivalents
September 10, 2014
From Dr. Lewis Blevins. There is a lot of confusion as to what constitutes a replacement dose of a steroid hormone for patients with hypopituitarism. The textbooks are wrong and, if we took doses they
Survive the Journey
September 10, 2014
Head trauma of many different types can cause hypopituitarism. The pituitary stalk can be literally torn in two causing hypopituitarism and Diabetes Insipidus as well as hyperprolactinemia. This woman’s story is not unlike many others
Tests of pituitary function: acromegaly
September 9, 2014
From Dr. Lewis Blevins. Growth Hormone is secreted in pulses, usually 9-12 per 24-hour period, and most of these occur at night while we are sleeping. In normal adults, growth hormone levels are undetectable 50%
Central Hypothyroidism
September 3, 2014
From Dr. Lewis Blevins. Central Hypothyroidism due to pituitary or hypothalamic disease: Central hypothyroidism is a condition where the thyroid gland does not function very well because of lack of stimulation by the pituitary gland.
Thoughts on transsphenodial procedures
September 3, 2014
Dr. Sandeep Kunwar, Surgical Director of the California Center for Pituitary Disorders at UCSF, performing a transsphenodial resection of a pituitary adenoma. Painting by Dr. Lewis Blevins. The operating microscope, introduced by Dr. Jules Hardy
What happens when the pituitary gland malfunctions
September 2, 2014
From the UCSF medical center “Patient Power” program with Andrew Schorr, an in-depth discussion about the diagnosis, misdiagnosis, evaluation and treatment of pituitary disorders featuring Dr Lewis Blevins. Click here to listen
Hands
September 1, 2014
painting by Lewis Blevins, MD