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Headache: Headaches are one of the core clinical manifestations of a pheochromocytoma and can result in debilitating pain. [7] The majority of studied patients report their pain began and ended abruptly without warning and described the pain as a severe, bilateral throbbing (although the scale of severity was not published).
Multiple endocrine neoplasia type 2 (also known as "Pheochromocytoma (codons 630 and 634) and amyloid producing medullary thyroid carcinoma", [1] "PTC syndrome," [1] and "Sipple syndrome" [1]) is a group of medical disorders associated with tumors of the endocrine system. The tumors may be benign or malignant .
Patients with paroxysmal hypertension who test negative for pheochromocytoma are said to be suffering from a clinical entity called "pseudopheochromocytoma." This disorder is due to episodic dopamine discharge and has been observed predominantly in hypertensive women whose presentation mimicked pheochromocytoma , but with subsequent testing ...
Dercum's disease is a rare condition characterized by multiple painful fatty tumors, called lipomas, that can grow anywhere in subcutaneous fat across the body. [1] Sometimes referred as adiposis dolorosa in medical literature, Dercum’s disease is more of a syndrome than a disease (because it has several clinically recognizable features, signs, and symptoms that are characteristic of it and ...
Low blood cortisol can cause a variety of symptoms, including fatigue, malaise, muscle and joint pain, reduced appetite, weight loss, and increased sensitivity to cold. [15] [14] Gastrointestinal symptoms such as nausea, abdominal pain, and vomiting are particularly common.
The chemical changes associated with infection of a tumor or its surrounding tissue can cause rapidly escalating pain, but infection is sometimes overlooked as a possible cause. One study [25] found that infection was the cause of pain in four percent of nearly 300 people with cancer who were referred for pain relief. Another report described ...
Withdrawal of steroid medication can cause joint pain and diffuse muscle pain accompanied by fatigue; these symptoms resolve with recommencement of steroid therapy. Chronic steroid therapy can result in aseptic necrosis of the humoral or femoral head, resulting in shoulder or knee pain described as dull and aching, and reduced movement in or ...
This causes vasodilation in blood vessels, due to its antagonistic effect at the alpha-1 adrenoceptor found in the walls of blood vessels, resulting in a drop in blood pressure. A side effect of phenoxybenzamine is reflex tachycardia .