Subscribe
152
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
Malignant symptoms of pheochromocytoma
For pheochromocytoma, if not treated adequately, it often leads to severe hypertensive crises in patients, characterized by extreme spikes in blood pressure accompanied by profuse sweating, palpitations, shortness of breath, chest pain, and numbness in the limbs. Excessively high blood pressure can easily trigger pathological changes in the heart, kidneys, liver, and brain tissues, possibly leading to hypertensive brain hemorrhage, and even endangering the patient's life. Therefore, if pheochromocytoma is not managed and treated properly, it often results in critical illness and might even endanger the patient's life. It is recommended that once diagnosed, hospitalization should be sought promptly, and surgical treatment should be considered if necessary.
What should I do if spinal bifida causes fecal incontinence?
When patients with spina bifida experience fecal incontinence, it generally indicates that the condition is quite severe and often requires prompt treatment. Many of these patients have an overt form of spina bifida. In such cases, a localized bulging mass can be found at the lower back, possibly accompanied by protruding spinal cord, meninges, and nerve roots. For these patients, early surgical intervention is recommended. Clinically, surgery is usually advised to remove the bulging mass and effectively separate and release the adhered nerve roots. If possible, it is best to reposition them back into the spinal canal to achieve the surgical treatment goals. Such surgeries are generally recommended to be performed at well-known, top-tier hospitals locally.
How to check for pituitary tumors?
For the examination of pituitary tumors, it can be conducted jointly through various methods such as inquiring about the patient's medical history based on symptoms and signs, as well as conducting endocrine and radiological examinations. Currently, with the continuous advancement in modern endocrinology, the use of endocrine radiology immunodiagnostic methods allows for the direct measurement of various hormones from the pituitary and hypothalamus, and functional tests of the pituitary can be performed. This helps in understanding whether there is hyperfunction in the pituitary and target organs, and provides an effective evaluation of early diagnosis of pituitary tumors, changes before and after treatment, and treatment efficacy, which is of significant importance. Additionally, judgments can also be made jointly through various methods such as cranial CT, cranial MRI, and enhanced MRI scanning of the pituitary gland.
Clinical manifestations of glioma
For patients with glioma, as it is a malignant tumor with a rapid growth rate, they may exhibit severe symptoms at the early stage of the disease, including severe headaches, dizziness, nausea, vomiting, loss of appetite, poor mental state, poor sleep quality at night, frequent insomnia and nightmares, and easy waking up. As the tumor increases in size, it often causes an increase in intracranial pressure. In severe cases, this may lead to optic disc edema, decreased vision, and visual field defects. Additionally, some patients may experience impairment in motor functions, manifesting as hemiplegia, and in some cases, aphasia. It is advised to undergo surgery in the early stages, followed by radiotherapy and chemotherapy.
Late-stage symptoms of neuroblastoma
For patients with neuroblastoma, they often experience significant symptoms such as headaches, dizziness, nausea, and vomiting. The intracranial pressure continuously rises, leading to noticeable optic atrophy, vision loss, and visual field defects. When the tumor volume further increases, it may also compress the surrounding tissues, causing apparent cranial nerve dysfunction. Moreover, in the late stages of the disease, the tumor can spread to other parts of the body via the bloodstream, forming metastases. Additionally, it is likely to disseminate through the cerebrospinal fluid.
Is a 2cm pituitary tumor big?
In the case of pituitary tumors, if the size reaches two centimeters, it is relatively large. Under normal circumstances, pituitary tumors can be classified into several types based on their size: microadenomas are generally smaller than one centimeter, macroadenomas are larger than 1.0 centimeter, and giant adenomas are larger than 3.0 centimeters. Usually, a two-centimeter pituitary tumor is already considered a macroadenoma. Normally, such large pituitary tumors often compress the surrounding pituitary tissue, causing hypofunction of the pituitary tissue and significant hormonal disturbances, which can lead to a range of uncomfortable symptoms and signs in patients.
Pituitary tumors are located in the pituitary gland.
Pituitary tumors are benign tumors that grow slowly, mostly within the pituitary fossa. Due to their proximity to the pituitary gland, small pituitary tumors generally do not show obvious symptoms. However, as the tumor size increases, it can easily compress the pituitary gland, affecting its function, resulting in pituitary dysfunction and causing an endocrine hormone disorder. This leads to a variety of symptoms and signs in patients. A cranial CT or MRI, including an enhanced MRI scan of the pituitary, can reveal a high-density shadow in the pituitary fossa, indicating the presence of an intracranial mass.
Is a pituitary tumor scary?
For pituitary tumors, if not treated promptly and effectively, the continuous enlargement of the tumor often causes patients to experience recurring symptoms such as headaches, dizziness, nausea, and vomiting. Additionally, a series of endocrine hormone imbalances accompanying the tumor often manifest various symptoms and signs. When the pituitary tumor grows to a certain size, it can also potentially cause pituitary apoplexy. Therefore, it is advisable for patients with pituitary tumors to seek timely medical attention at local hospitals and undergo early surgical treatment. By opting for endonasal transsphenoidal surgery to completely remove the pituitary tumor, most patients can achieve very good treatment outcomes, with a gradual alleviation of existing symptoms.
Is surgery necessary for pheochromocytoma?
For patients diagnosed with pheochromocytoma, it is recommended to undergo surgery as soon as possible. Complete surgical removal of the tumor often results in a very good therapeutic effect. Before surgery, some medications can be appropriately used for treatment. For example, it is advised to choose adrenergic receptor blockers, which can significantly improve the patient's condition. These can be taken orally before the operation to help gradually regulate blood pressure, or other medications such as calcium channel blockers, angiotensin-converting enzyme inhibitors, and vasodilators may be used. Only through a combination of medication and surgery can satisfactory treatment results be achieved.
Neuroblastoma treatment
Neuroblastoma is relatively considered a malignant tumor, and its growth rate is quite rapid. It often adheres to surrounding tissues in the early stages, which makes it very difficult to completely remove surgically. However, even so, it is still advisable to opt for surgical treatment once neuroblastoma is detected. The tumor should be completely removed surgically, and a small amount of tumor tissue should be retained for pathological examination after removal. Based on the results of the pathological examination, it will be determined whether additional treatments such as radiotherapy or chemotherapy are needed. Furthermore, since some neuroblastomas are sensitive to radiotherapy, it is recommended to promptly take the patient to a local hospital for treatment after surgery.