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Chen Yu Fei
Neurosurgery
About me
With 11 years of experience in the medical field, I am dedicated to the field of surgery, working to relieve patients' suffering.
Proficient in diseases
Specializes in the treatment of cranial injuries, hypertensive intracerebral hemorrhage, various cranial tumors, and the diagnosis and treatment of cerebrovascular diseases.
Voices
How to avoid neuroblastoma
To avoid neuroblastoma, it is recommended to develop good living habits in daily life, including maintaining over 30 minutes of aerobic exercise each day to keep physically healthy. Additionally, it is advisable to consume more fruits rich in vitamin C, which contain abundant vitamins that can effectively serve as antioxidants. Keeping good sleep habits, going to bed early and waking up early, avoiding staying up late and long durations of using mobile phones or computers to minimize excessive exposure to electromagnetic radiation. In daily life, one should also learn self-protection, avoid contact with carcinogenic chemicals, and avoid excessive exposure to radioactive pollution. All these measures can effectively prevent the condition.
Causes of Glioma
Currently, there is no consensus on the specific causes of brain gliomas. Most scholars believe they result from a combination of congenital genetic factors and acquired factors. In the case of congenital factors, by tracing the medical history of patients with gliomas, it can be found that there is a tendency for a higher concentration of glioma cases among family members. Acquired factors are mostly seen in severe cranial trauma, extensive gliocyte proliferation, or due to unhealthy lifestyle habits, exposure to carcinogenic chemicals, or long-term damage from highly polluted radiation, which may easily trigger the development of gliomas.
Pheochromocytoma secretes what?
Pheochromocytoma typically refers to tumors that originate from chromaffin tissue of the neural crest, and more often the tumors arise from sympathetic or parasympathetic ganglia, primarily secreting catecholamines. Many patients, due to long-term secretion of catecholamines, experience significant hypertension; severe cases may lead to hypertensive crises and cause serious damage to the heart, brain, and kidneys, or even life-threatening conditions due to severe hypertension. In most cases, if diagnosed and treated early, satisfactory treatment results can often be achieved. Those with pheochromocytoma should visit local hospitals in a timely manner for early diagnosis and treatment.
What are the symptoms of glioma?
Patients with gliomas often exhibit a range of symptoms including significant headaches, dizziness, nausea, and vomiting. As the tumor grows, it typically leads to an evident increase in intracranial pressure. Besides the original symptoms, some patients may also experience marked declines in vision, visual field deficits, and papilledema. The growth of the tumor inevitably compresses surrounding tissues, nerves, and blood vessels, leading to a variety of symptoms of neurological damage, such as noticeable hemiplegia, aphasia, and even abnormal sensations in one side of the body, characterized by numbness, pain, and a pins-and-needles sensation.
Key Points in Nursing Care for Patients with Brainstem Hemorrhage
For patients with brainstem hemorrhage, due to the special location of the bleeding which affects crucial neural functions, these patients often need to be transferred to the intensive care unit (ICU) for examination and treatment. In the ICU, close observation of changes in the patient's condition is essential, along with monitoring vital signs including blood pressure, respiration, heart rate, and blood oxygen saturation. Nursing care should focus on the patient's pupils, consciousness, and limb activity. It is necessary to manage and stabilize the patient’s blood pressure, blood sugar, and blood lipids through medication, regularly draw blood, and analyze the patient’s biochemical system to prevent severe water and electrolyte disturbances.
Pheochromocytoma Test Items
For pheochromocytoma, the usual tests include routine blood tests, routine urine tests, and biochemical examinations. Specific tests mainly involve collecting blood and urine catecholamine metabolites to help diagnose the condition. Furthermore, further localization diagnostics are conducted on the patient via abdominal ultrasound, as well as CT or MRI scans, to determine the specific location of the pheochromocytoma growth. Further examinations are conducted in preparation for subsequent surgery, with treatment generally recommended to be surgical. During treatment, antihypertensive drugs are used in conjunction to control blood pressure and maintain stability of the condition.
Causes of hypotension in pheochromocytoma
For cases of hypotension occurring in pheochromocytoma, it is most commonly seen after the surgical removal of the tumor. At this point, the concentration of catecholamines in the blood may significantly decrease, leading to a marked reduction in effective circulating blood volume, and thus causing hypotension. This situation is relatively common after surgery for pheochromocytoma. Usually, after surgical treatment and removal of the tumor, it is important to promptly discontinue the use of receptor blockers in patients and to appropriately replenish blood volume to effectively maintain central venous pressure. This approach can generally counteract the reduction in catecholamine levels caused by surgery, which leads to hypotension.
Causes of Neuroblastoma
Neuroblastoma is a highly malignant tumor. In most cases, it is seen in neuroepithelial cells. Currently, there is no consensus on the specific causes of neuroblastoma. It is generally believed that congenital genetic factors, as well as mutations, gene deletions, and changes in tumor suppressor genes in patients, are greatly related. Acquired factors should not be ignored either, such as poor lifestyle and dietary habits. In most cases, the prognosis for neuroblastoma is poor, with patients having a short survival period. Most patients, even after undergoing surgical treatment, often experience poor outcomes and ultimately die from multi-organ dysfunction and failure.
What department should I go to for pheochromocytoma?
Pheochromocytoma generally requires consultation at the endocrinology or surgical department. Please ask a physician to assess the current situation. For further examination and diagnosis of pheochromocytoma, qualitative and locational diagnostics are necessary. Qualitative diagnostics typically involve blood tests where levels of catecholamine metabolites in the blood and urine are tested to assist in diagnosis; locational diagnostics involve using CT scans, MRI, and ultrasound to help determine the specific location of the tumor. Treatment for pheochromocytoma generally involves surgical removal of the tumor once it is found, combined with medication treatment, which often leads to satisfactory therapeutic outcomes.
How many days of hospitalization for pituitary tumor surgery?
For patients with pituitary tumors, it normally takes about one to two weeks to undergo surgery and be hospitalized. After surgery, it is appropriate for patients to rest in bed and refrain from getting up too early, mainly to monitor for any occurrence of cerebrospinal fluid rhinorrhea. Premature activity might lead to cerebrospinal fluid rhinorrhea or even trigger intracranial infections. Additionally, after surgery, it is important to perform blood tests to check the levels of endocrine hormones in the body, primarily to assess whether important electrolyte and hormone levels are normal. If there are abnormalities, adjustments should be made promptly, and discharge can be considered once the patient's condition is stable.