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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 long is the surgery for a pituitary tumor?
The duration of pituitary tumor surgery is influenced by many factors. For instance, the size of the pituitary tumor and whether the surgical procedure goes smoothly, as well as the presence of important blood vessels and nerves around the pituitary tumor, all affect the length of the surgery. Generally, for typical pituitary tumor patients, the surgery takes about two hours. For patients with larger pituitary tumors, the surgery may last up to three hours or even longer. The patient is given general anesthesia before the surgery and is moved to a recovery room to recuperate for a period afterward, and these times are also included in the duration of the surgery. Therefore, the specific length of the surgery is determined by these factors.
How do you get neuroblastoma?
Currently, there is no consensus on the specific causes of neuroblastoma. In most cases, it is believed to be caused by the failure of primitive myeloid epithelial cells to continue differentiating, which is somewhat linked to congenital genetic factors. Additionally, poor lifestyle choices and exposure to certain chemical carcinogens, including long-term exposure to radiation, can potentially lead to neuroblastoma. Neuroblastoma is a highly malignant tumor that generally grows and develops rapidly. It often adheres to surrounding tissues in the early stages of the disease, making complete surgical removal quite difficult, and typically has a poor prognosis.
Symptoms of hydrocephalus
For patients with hydrocephalus, it often leads to a series of symptoms and signs. For example, patients may experience mild cognitive impairments, manifesting as obvious memory loss, reduced intelligence, and weakened orientation ability in terms of time, space, and person recognition. In addition, most patients also suffer from motor dysfunction, showing symptoms like weakness in one or both legs, difficulty walking, unstable gait, and a tendency to fall. Some patients might even experience changes in emotion and personality. As the condition of cerebral hemorrhage gradually progresses, patients may exhibit symptoms of increased intracranial pressure.
What should not be eaten with pituitary tumors?
For patients with pituitary tumors, it is advisable to be cautious about their diet in daily life. Try to avoid eating foods that are overly greasy, spicy, or irritating. It’s also best to limit or avoid consuming foods rich in cholesterol, carbohydrates, or fried foods. Additionally, women should avoid taking hormonal medications, especially short-acting hormonal drugs, as they can disrupt existing endocrine hormone balances, exacerbate symptoms, and lead to an increase in the size of the pituitary tumor. Furthermore, in daily life, avoid eating foods that may cause allergies, such as seafood products.
What location is used for moxibustion in the treatment of cerebral infarction?
For patients with cerebral infarction, it is usually recommended during the acute phase to conduct a cranial MRI to determine the location and severity of the stroke and to decide the next treatment plan. If surgery is indicated, treatment can be administered through intravenous thrombolysis. If surgery is not indicated, or the optimal treatment time has been missed, it is recommended that the patient be hospitalized for treatment. During the acute phase, medications that invigorate the brain and improve blood circulation while nourishing the nerves are administered, and it is important to monitor any changes in the patient's condition. The effectiveness of moxibustion in treating cerebral infarction is generally moderate. During the recovery phase, patients can try moxibustion, but it is generally advised to seek treatment under the guidance of a Traditional Chinese Medicine physician at a reputable tertiary hospital.
Is neuroblastoma serious?
Neuroblastoma is relatively serious and is classified as a highly malignant tumor, one of the epithelial cell tumors. The disease often leads to severe intracranial pressure increases, manifesting as intense headaches, dizziness, nausea, vomiting, and even possible optic disc edema, vision loss, and visual field defects. The occurrence of neuroblastoma often indicates a poor prognosis for patients, with a short disease duration and reduced survival time. The five-year survival rate is decreased. Treatment primarily involves surgical intervention to completely remove the neuroblastoma, followed by postoperative radiotherapy, chemotherapy, and other related treatments.
Brainstem hemorrhage CT imaging findings
For patients with brainstem hemorrhage, a head CT generally shows irregular high-density shadows in the brainstem area, which are mostly seen in acute fresh brainstem hemorrhages. When the condition of brainstem hemorrhage is relatively stable, low-density shadows may appear around the high-density shadows, which at this time are considered to be due to the presence of surrounding edema. When the patient's condition is stable, a follow-up CT of the brainstem one to two weeks later often shows a gradual reduction in the density of the original high-density shadows, indicating that the hematoma of the brainstem hemorrhage has entered the hematoma absorption phase. In the later stable condition of the disease, as the hematoma is gradually absorbed, the density will also gradually decrease.
Precursors to neuroblastoma recurrence
For neuroblastoma, if recurrence occurs, the patient may show symptoms like recurrent headaches, dizziness, nausea, and vomiting. Additionally, if the optic nerve is involved, there may be a decrease in vision and visual field defects. Even the possibility exists that the tumor could recur, increase in size, and compress surrounding important blood vessels and nerves, leading to an increase in intracranial pressure, which manifests as worsening of the original symptoms of headaches and dizziness. Once such symptoms occur, it generally suggests a high likelihood of neuroblastoma recurrence. If it causes symptoms such as hemiplegia and aphasia, it can generally be confirmed.
What should the blood pressure control be for brainstem hemorrhage?
For patients with brainstem hemorrhage, it is important to maintain stable blood pressure after the bleeding. The ideal blood pressure should be controlled between 130/80 and 140/90. This is because the blood pressure should not be controlled too low. If the blood pressure is too low, it can lead to insufficient perfusion pressure in the brain tissue or brainstem, thus exacerbating the state of brain tissue ischemia and hypoxia, which may aggravate the local brainstem ischemia and cause new brainstem infarcts. Additionally, blood pressure should not be too high, as excessively high blood pressure can lead to primary brainstem hemorrhage, coagulation dysfunction, and situations where bleeding is difficult to stop. Moreover, it can cause rebleeding of the brainstem, also known as secondary hemorrhage, which, once it occurs, can be life-threatening for the patient.
The difference between cerebral hemorrhage and subarachnoid hemorrhage
There is a significant difference between cerebral hemorrhage and subarachnoid hemorrhage. For subarachnoid hemorrhage, the specific causes are mainly divided into two types. The first cause is due to trauma, violent strikes, car accidents, or falls from heights, leading to localized vascular rupture and extensive subarachnoid hemorrhage. It generally presents as obvious high-density shadows in the ventricular system or cisterns. The occurrence of subarachnoid hemorrhage often leads to symptoms such as headache, dizziness, neck stiffness, and positive meningeal irritation signs. The other situation is spontaneous subarachnoid hemorrhage, most often due to intracranial aneurysms or arteriovenous malformations. Cerebral hemorrhage is primarily due to hypertensive cerebral hemorrhage, which is more likely to occur, mostly seen in the bilateral basal ganglia, presenting as localized high-density shadows.