Pancreatic neuroendocrine tumors - Symptoms and causes
Apr 30, 2024 · Pancreatic neuroendocrine tumors are a rare type of cancer that starts as a growth of cells in the pancreas. The pancreas is a long, flat gland that sits behind the stomach. It makes enzymes and hormones that help digest food. Pancreatic neuroendocrine tumors start from the hormone-producing cells in the pancreas.
Hyperinsulinemia: Is it diabetes? - Mayo Clinic
Dec 7, 2022 · Answer From M. Regina Castro, M.D. Hyperinsulinemia (hi-pur-in-suh-lih-NEE-me-uh) means the amount of insulin in the blood is higher than what's considered healthy. On its own, hyperinsulinemia isn't diabetes. But hyperinsulinemia often is associated with type 2 diabetes. Insulin is a hormone that the pancreas makes. It helps control blood sugar.
Role for the selective arterial calcium stimulation test - Mayo Clinic
Sep 14, 2018 · Journal of Clinical Endocrinology and Metabolism. 2015;100:4189. Use of endoscopic ultrasound, the selective arterial calcium stimulation test (SACST) or both allows specialists to localize or regionalize virtually all insulinomas preoperatively. Once factitious disease has been excluded, insulinoma is the most likely cause of hypoglycemia.
Hypoglycemia - Symptoms and causes - Mayo Clinic
Nov 18, 2023 · A rare tumor of the pancreas (insulinoma) can cause you to produce too much insulin, resulting in hypoglycemia. Other tumors also can result in too much production of insulin-like substances. Unusual cells of the pancreas that produce insulin can result in excessive insulin release, causing hypoglycemia. Hormone deficiencies.
Publications - Adrian Vella, M.D. - Mayo Clinic
Selective Arterial Calcium Stimulation With Hepatic Venous Sampling Differentiates Insulinoma From Nesidioblastosis. J Clin Endocrinol Metab. 2015 Nov; 100 (11):4189-97 Epub 2015 Aug 27 View PubMed; Sathananthan M, Shah M, Edens KL, Grothe KB, Piccinini F, Farrugia LP, Micheletto F, Man CD, Cobelli C, Rizza RA, Camilleri M, Vella A. Six and 12 ...
Addison's disease - Symptoms and causes - Mayo Clinic
Feb 3, 2024 · Addison's disease, also called adrenal insufficiency, is an uncommon illness that occurs when the body doesn't make enough of certain hormones. In Addison's disease, the adrenal glands make too little cortisol and, often, too little of another hormone, aldosterone. Addison's disease can affect anyone and can be life-threatening.
Reactive hypoglycemia: What causes it? - Mayo Clinic
Apr 13, 2023 · Hypoglycemia is the medical term for low blood sugar. Reactive hypoglycemia, sometimes called postprandial hypoglycemia, happens when blood sugar drops after a meal — usually within four hours after eating. Symptoms of hypoglycemia may include: Shakiness. Dizziness or lightheadedness.
Hypoglycemia: Overcoming a diagnostic limitation - Mayo Clinic
Feb. 07, 2023. Whipple's Triad. Hypoglycemia is a clinical syndrome confirmed by documenting Whipple's triad. It can be challenging to characterize and treat hypoglycemia when it occurs in the absence of diabetes mellitus. One established cause is factitious hypoglycemia, which results from surreptitious use of insulin secretagogues or insulin.
Endocrinology - Conditions treated - Mayo Clinic
Nov 2, 2019 · Conditions treated. Mayo Clinic endocrinologists are equipped to treat a range of endocrine disorders and dysfunctions. Many people come to Mayo Clinic when their condition is unusual or complex. You may come to Mayo Clinic on your own or with a referral from your primary care doctor. Endocrinologists work with a multidisciplinary team of ...
Thyroid nodules - Symptoms & causes - Mayo Clinic
Feb 11, 2022 · Unexplained weight loss. Increased sweating. Tremor. Nervousness. Rapid or irregular heartbeat. Only a small number of thyroid nodules are cancerous. But determining which nodules are cancerous can't be done by evaluating your symptoms alone. Most cancerous thyroid nodules are slow growing and may be small when your doctor discovers them.