How is pheochromocytoma treated?

Written by Chen Yu Fei
Neurosurgery
Updated on August 31, 2024
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Currently, for the treatment of pheochromocytoma, it is primarily important that once diagnosed with pheochromocytoma, one should promptly visit the local hospital to arrange surgical treatment as soon as possible. By surgically removing the pheochromocytoma, this prevents the excessive secretion of catecholamines, which can lead to a hypertensive crisis in patients. Therefore, clinically, after diagnosing and locating the pheochromocytoma, receiving surgical treatment can often achieve satisfactory therapeutic outcomes. Typically, appropriate preparations must be made before surgery. Generally, prior to the operation, it is crucial to actively administer medications such as alpha-adrenergic blockers, beta-adrenergic blockers, calcium channel blockers, angiotensin-converting enzyme inhibitors, vasodilators, and catecholamine synthesis inhibitors to effectively treat and stabilize blood pressure.

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Written by Chen Yu Fei
Neurosurgery
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Can a pheochromocytoma be treated without surgery?

For pheochromocytoma, it is still best to receive surgical treatment. Conservative treatment through medication alone has limited effects. In most cases, gradually increasing blood pressure leads to serious symptoms or signs in the patient, such as palpitations, shortness of breath, labored breathing, chest pain, accompanied by profuse sweating, and even severe panic and feelings of impending doom, posing serious life-threatening risks to the patient. In terms of treatment, it is advised to prioritize surgical removal of the tumor, as this can fundamentally lead to a complete cure. Additionally, appropriate medication can be used before and after the surgery to assist in treatment.

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Written by Hao Li Bin
Neurosurgery
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Can pheochromocytoma metastasize?

Pheochromocytoma is a special type of tumor originating from chromaffin cells of the adrenal gland. Most of these tumors are benign, with only a minority of patients experiencing malignancy. Clinically, the likelihood of tumor malignancy is about 10%. Most patients have a good prognosis after surgical removal, and if the tumor shows distant metastasis, it can be determined that the disease has become malignant. Due to the unique origin of pheochromocytomas in the adrenal medulla chromaffin cells, the tumor tissue continuously grows in the body and synthesizes and metabolizes catecholamines such as adrenaline, dopamine, and noradrenaline. Clinically, nearly 90% of patients do not develop cancer throughout their lives, therefore most pheochromocytomas are benign. However, about 10% of patients experience distant metastases, and once metastasized, it is considered a malignant tumor.

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Written by Gan Jun
Endocrinology
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What size of pheochromocytoma is malignant?

The size of pheochromocytomas and the benign or malignant nature of the tumor are not greatly related. Usually, most are familial pheochromocytomas, which are most commonly bilateral, but they have a relatively high recurrence rate and are difficult to treat with fewer available treatment options. Once a pheochromocytoma is detected, it should be taken seriously and treated promptly. The presence of a tumor often indicates that it has developed to the mid and late stages, where it becomes relatively difficult to cure. Regardless of whether the tumor is large or small, it must be taken seriously and treated with care, otherwise, it may easily worsen and affect health.

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Written by Chen Yu Fei
Neurosurgery
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How is pheochromocytoma diagnosed?

For the examination of pheochromocytoma, it is generally recommended to use qualitative or localization diagnostic methods. Qualitative examinations typically involve collecting metabolites of catecholamines from urine and blood to further facilitate a definitive diagnosis. Localization examinations are conducted through abdominal ultrasound, CT, or MRI to further identify the specific growth location of the pheochromocytoma. After a definitive diagnosis through qualitative and localization examinations, surgery is generally recommended to effectively remove the pheochromocytoma. Additionally, antihypertensive medication can be used to help control symptoms.

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Written by Chen Yu Fei
Neurosurgery
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Is pheochromocytoma a cancer?

Pheochromocytoma is not a cancer. It is a special type of tumor tissue that usually originates from the neuroectodermal chromaffin tissue. It can secrete catecholamines. Based on the specific origins of the tumor cells, it can be divided into types such as parasympathetic, paraganglioma, sympathetic, and ganglioneuroma. Most often, it presents with long-term hypertension, which can cause damage to the heart, brain, and kidneys due to prolonged hypertension, or severe increases in blood pressure can lead to hypertensive brain hemorrhage, thereby endangering the patient's life. Early treatment is often necessary.