Their blood pressure goes really high and sometimes dangerously high during the attack, but then normalizes. Also, many patients have normal blood pressure except when they have a spell. It should be noted that not all patients have high blood pressure. Up to 90% of all patients with a pheo have high blood pressure, also known as hypertension. High blood pressure is the most common symptom of pheochromocytoma. You can read about all the various other symptoms of pheo here: 1) High Blood Pressure as a Symptom of Adrenal Pheochromocytoma Not all paroxysms are typical, and many variations are seen. These spells (paroxysms) typically last 5 min to an hour but occasionally last even longer. The patient turning pale is usual although sometimes flushing may occur. Chest or abdominal pain is also common as is a sense of impending doom. The typical spell is associated with very high blood, headache, palpitations (heart racing), and sweating. This means patients develop symptoms from the pheo during an attack, a “spell”, which often last 5 to 20 minutes. Symptoms from a pheochromocytoma are often characterized by paroxysm (“spells”).

Here, we will discuss in detail what the most common symptoms of adrenal pheochromocytoma are so you can make sure that you do not have one. The top 5 symptoms of pheochromocytoma are:Īll symptoms of a pheochromocytoma are due to the very toxic effects of too much adrenaline hormones (catecholamines).

Some people with pheos have all of these symptoms, but most have only one or a few symptoms. The symptoms of adrenal pheochromocytoma (“pheo” for short) can be variable, and often missed by doctors for years and decades.

Hyperthyroidism adrenaline