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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
Age of onset of neuroblastoma
Neuroblastoma, typically arises from primitive neural crest cells, is more commonly found in the sympathetic ganglia and adrenal medulla. There is no specific age for the onset of neuroblastoma, but research indicates that it is more commonly diagnosed in children. The exact causative factors of neuroblastoma are not yet fully understood, but it is widely believed to involve congenital genetic factors, including acquired genetic mutations. Clinically, the presentation largely depends on the location of the tumor, the age at diagnosis, and the degree of malignancy of the tumor. In most cases, the tumor originates in the abdominal cavity, with a higher occurrence in the adrenal glands in children.
Early symptoms of neuroblastoma
For neuroblastoma, in the early stages of the disease, mild headaches, dizziness, nausea, and vomiting often occur, but the symptoms are relatively mild and most can be tolerated. As the disease gradually progresses and the tumor volume begins to increase, it compresses the surrounding brain tissue and cranial nerves, causing the patient to exhibit certain degrees of headache, dizziness, nausea, vomiting, and other clinical manifestations. As the tumor volume further increases and cerebral edema becomes apparent with elevated intracranial pressure, it may lead to cranial nerve dysfunction in patients. For instance, it might trigger epileptic seizures or cause patients to experience hemiplegia, aphasia, and other clinical manifestations. Once these symptoms occur, it is advisable to visit a local hospital early for treatment.
How does a brainstem hemorrhage clot get absorbed?
For patients with brainstem hemorrhage, edema generally enters the edema phase within 24 to 48 hours, and then gradually transitions into the absorption phase. During this period, it is first necessary to provide the patient with medications that enhance brain function, promote blood circulation and remove blood stasis, and nourish the nerves for treatment. At the same time, it is important to monitor changes in the patient's condition, and regularly perform a head CT scan to dynamically observe the changes in cerebral hematoma. In most cases, it is necessary to prevent various complications or concurrent diseases. If there is an abnormality in coagulation function, it is advisable to administer hemostatic drugs for treatment during the acute phase. However, once the patient's condition stabilizes, use medications that improve cerebral microcirculation and promote blood circulation and remove blood stasis for treatment.
Is brainstem hemorrhage related to smoking?
Brainstem hemorrhage is somewhat related to smoking. For brainstem hemorrhage, smoking acts as a trigger. During the process of smoking, the nicotine in tobacco may cause constriction of the brain's blood vessels, leading to increased blood pressure. When blood pressure rises beyond the blood vessels' ability to regulate themselves, it often induces the vessels to rupture and bleed, resulting in a brainstem hemorrhage. Of course, for brainstem hemorrhage, smoking is just one triggering factor and not the sole cause. For these patients, the majority of cases are largely related to poor lifestyle habits, poor dietary habits, and the individual's underlying vascular conditions.
What are the symptoms of a concussion?
Patients with concussions often present with a clear history of head trauma, followed by a brief period of impaired consciousness, often referred to as a state of drowsiness or stupor. As the condition progresses, patients usually regain consciousness spontaneously and experience significant symptoms such as headache, dizziness, nausea, and vomiting. In addition, during subsequent treatment, patients may experience clinical symptoms such as insomnia at night, frequent dreaming, and easy waking. Patients often cannot accurately recall the incident at the time of injury, a condition clinically known as retrograde amnesia. However, in such patients, head CT or MRI scans typically show no significant positive findings. For these patients, diagnosis is generally made based on clinical presentation.
What will happen after waking up from a brainstem hemorrhage?
For patients suffering from brainstem hemorrhage, when they are conscious, they often exhibit symptoms of neurological dysfunction. For instance, many patients may experience mild cognitive impairments, such as a decline in memory, as well as a noticeable decrease in learning and calculation abilities. Some patients might lose language functions or display significant aphasia, including anomia, motor aphasia, or mixed aphasia. Additionally, some patients may concurrently suffer from dysphagia, characterized by frequent coughing episodes when drinking fluids. Furthermore, some patients may exhibit specific symptoms or signs of limb motor dysfunction. Such patients typically require ongoing effective treatment.
How is brainstem hemorrhage caused?
There are many causes of brainstem hemorrhage, and in most clinical cases, it is seen in patients who have a history of hypertension and diabetes, and whose blood pressure and blood sugar have not been well controlled. Over time, due to prolonged high blood pressure or high blood sugar, arteriosclerotic changes occur in the vessels, and the vessels' own contractile function gradually declines. Under certain triggering factors, such as fatigue, exhaustion, mental stress, or excessive emotional excitement, the patient may experience transient dilation of the vessels, exceeding their regulatory capacity, which can lead to brainstem hemorrhage. Once brainstem hemorrhage occurs, it often leads to significant disturbances in consciousness within a short period, manifested as stupor or coma.
Can hydrocephalus heal itself?
Hydrocephalus often does not heal on its own and is generally classified into different types, such as symptomatic hydrocephalus and asymptomatic hydrocephalus, obstructive hydrocephalus and non-obstructive hydrocephalus, communicating hydrocephalus, and non-communicating hydrocephalus, among others. Relatively speaking, patients with obstructive symptomatic hydrocephalus usually exhibit a progressively worsening condition. Without timely and effective treatment, patients may experience significant headaches, dizziness, nausea, vomiting, accompanied by motor dysfunction, difficulty walking, urinary and fecal incontinence, and other clinical manifestations. For these patients, early surgical intervention is advisable, as they often cannot heal on their own, and their condition will progressively worsen.
How long does it take to recover after pituitary tumor surgery?
For patients with pituitary tumors, about six months to a year after undergoing surgery, as the endocrine hormones in the body gradually return to normal, the patient's original symptoms or signs gradually diminish or even disappear, and the quality of the body also gradually recovers. At this time, patients often recover well. For such patients, it is necessary to visit the local hospital regularly after surgery for follow-up appointments, to have a cranial MRI to help assess the effects of the pituitary tumor surgery recovery, and to have blood drawn to test the endocrine hormones in the body to see if they have returned to normal levels. If there are still abnormalities, it is advisable to take medication to regulate them.
Is brainstem hemorrhage prone to recurrence?
Bleeding in the brainstem area, if not well controlled and treated, is very prone to recurrence. In most cases, considering that patients have underlying diseases such as hypertension and diabetes, and do not control their blood pressure and blood sugar well, resulting in prolonged high levels of blood pressure and blood sugar, such conditions can easily lead to the recurrence of brainstem hemorrhage. Therefore, it is recommended to monitor blood pressure in the morning and evening, take antihypertensive medications on time, and keep the patient's blood pressure within a relatively stable range. Additionally, it is suggested to follow a light diet, low in salt and fat, and to regularly revisit the local hospital for a thorough monitoring of the patient’s vital signs.