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
Management of Cushing’s Disease: Transsphenoidal Surgery.
December 10, 2014
From Lewis S. Blevins Jr, MD – Transphenoidal pituitary surgery is the treatment of choice In the setting of Cushing’s disease due to a well-defined pituitary adenoma. Occasionally, patients with a suspected pituitary adenoma, but
What constitutes a Pituitary Center of Excellence?
December 10, 2014
From Lewis S. Blevins Jr, MD – I delivered an address on this topic in 2008. Here are the main themes extracted from a summary of a document that I prepared for the working
Unusual masses in the region of the pituitary
December 9, 2014
From Lewis S Blevins Jr, MD – Whenever we see unusual masses in the region of the pituitary we often think or ask ourselves: Could this be a blood vessel abnormality? Could this be an
More on Residual Hyperprolactinemia.
November 30, 2014
From Lewis S Blevins Jr. MD – I am often asked how I approach those patients who have “residual hyperprolactinemia” after either surgery, and especially if there is no visible residual tumor on MRI, or
Your pituitary surgery: What does the pathologist do?
November 24, 2014
From Lewis S Blevins, Jr. MD – Pathologists are the mystery men and women behind the scenes in your healthcare. You will never meet them. You might see their name on a report or two
Pituitary Hyperplasia.
November 10, 2014
From Lewis S. Blevins Jr., MD – Hyperplasia is an increase in the number of cells in a tissue. The cells are related, in that they may be of the same cell type, but are
Acromegaly and Bone Disease
November 3, 2014
From Lewis S. Blevins, Jr., MD – “This is a nice review highlighting bone disease in patients with acromegaly. One would think that bone enlargement would be associated with increased strength. That is not always
TSH-Secreting Adenomas
October 29, 2014
From Lewis S Blevins Jr., MD – TSH-secreting (thyrotroph) adenomas are rare and account for less than 1% of all pituitary adenomas. They usually lead to excess production of thyroid hormone (hyperthyroidism), but can also
Sample Discharge Instructions for Patients who have had Pituitary Surgery
October 27, 2014
Your physicians have determined that it is reasonably safe to discharge you from the hospital following pituitary surgery. A number of important situations may arise, however, following discharge and you should be aware of these. We are
Cushing’s Syndrome: Twenty-Four Hour Urine Collection
October 27, 2014
From Lewis S Blevins Jr., MD – Twenty-four hour urine collections are often employed to estimate the production rates of various hormones. The accuracy of test results depends entirely on the proper collection of the
Hypothyroidism: When to use T3.
October 27, 2014
From Lewis S Blevins Jr., MD – The vast majority of patients with hypothyroidism can be treated with l-T4 and achieve relief of symptoms of hypothyroidism and normal T4 and T3 levels. The liver and
Hypothyroidism: Dose selection.
October 27, 2014
From Lewis S Blevins Jr., MD – There is controversy as to how to treat patients with partial hypothyroidism due to pituitary disorders and even primary hypothyroidism. After a quarter of a century of practice,