Pheochromocytoma is a rare tumor that develops in the adrenal glands. It affects the production of adrenalin and can result in high blood pressure and other health issues. Pheochromocytoma is usually ...

Pheochromocytomas are neural crest-derived tumors that produce catecholamines, such as epinephrine and norepinephrine, and arise mainly from the adrenal gland. Closely affiliated tumors of ...

Bilateral optic disc swelling is an important clinical sign that can reflect a variety of inflammatory, infectious, toxic, metabolic, genetic, or vascular conditions, such as hypertension. [1] It can ...

Headaches, palpitations, and diaphoresis are the classic triad of pheochromocytoma, but not all patients with pheochromocytoma are symptomatic. Pheochromocytoma crisis can occur spontaneously or be ...

Background A 52-year-old woman was admitted to hospital with recurrent episodes of chest and abdominal pain, dyspnea, palpitations and diaphoresis. Continuous blood pressure recordings revealed ...