EEG, Neurology FAQ - Page 6

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Understanding Cervical Spine Issues and Their Impact on Health

Consultation on cervical spine and related issues? Hello Dr. Jiang, I have been experiencing significant discomfort in my neck recently, so I came to seek your advice. Last week, due to a month-long episode of dizziness and lightheadedness, I visited Chang Gung Memorial Hospital ...


Dr. Jiang Junyi Reply:
Hello: 1. Is there really a concept of congenital straight cervical spine? It seems that there are differing opinions between neurologists and orthopedic doctors. 2. If there is indeed a congenital straight cervical spine, would it affect muscle stiffness? I have noticed that ...

[Read More] Understanding Cervical Spine Issues and Their Impact on Health


Understanding Visual Symptoms in Migraine: Causes, Treatments, and Duration

Migraine with visual symptoms Hello Doctor: Recently, I have been experiencing zigzag-shaped flashes in my left eye every few days (without headaches), and whenever I lie down, I notice a slight flashing sensation, similar to a light bulb repeatedly turning on and off, or like te...


Dr. Jiang Junyi Reply:
Hello: 1. What medications are typically prescribed to alleviate migraine with visual symptoms? A: If the visual symptoms occur within half an hour before the headache, it is referred to as migraine with aura. Medications such as ergotamine (e.g., Cafergot) or triptans (e.g., ...

[Read More] Understanding Visual Symptoms in Migraine: Causes, Treatments, and Duration


Understanding Muscle Twitches: Causes, Symptoms, and Treatment Options

Muscle twitching Hello Doctor, I have been suffering from muscle twitching for two months. Initially, it was constant twitching in fixed areas like my eyelids and calves, but now the twitching has become less localized and occurs intermittently, with my left foot's arch twit...


Dr. Jiang Junyi Reply:
Hello: Your symptoms may suggest benign muscle twitching, which can be triggered by various factors in daily life, such as exercise, acute viral infections, anxiety, and medication use. Prolonged physical activity is one of the primary causes of muscle twitching. Additionally, ce...

[Read More] Understanding Muscle Twitches: Causes, Symptoms, and Treatment Options


Understanding Muscle Twitching: Causes and Concerns in Young Adults

Involuntary muscle twitching at irregular locations? Hello Doctor, about a month ago, I started experiencing twitching in my right eye bag and my left calf. After an EEG, the doctor said it was normal, so my family suggested I get blood tests for thyroid function. I might be over...


Dr. Hong Weibin Reply:
Hello: If you experience visible persistent muscle twitching and pain, you can seek assistance from a neurologist to determine if an electromyography (EMG) is necessary. Muscle twitching can have many causes that require differential diagnosis, and not all causes are as alarming ...

[Read More] Understanding Muscle Twitching: Causes and Concerns in Young Adults


Chronic Neck Stiffness and Swelling: Seeking Solutions for Persistent Pain

Unilateral neck swelling and tightness, with stiffness in the shoulders and upper back for many years? Hello, doctor. I have been experiencing stiffness and swelling in my right neck for many years. When I turn my head to the right, I feel tightness, and my right eyelid and eyebr...


Dr. Jiang Junyi Reply:
Hello, based on your description, I believe it is essential to first clarify whether there is cervical nerve root compression or cervical myofascial pain. Prolonged periods of looking down can lead to overuse of the trapezius muscle in the neck, resulting in neck and shoulder dis...

[Read More] Chronic Neck Stiffness and Swelling: Seeking Solutions for Persistent Pain


Understanding Prolonged Muscle Tremors: Causes and Concerns

Muscle twitching has been persistent for a long time? Hello Doctor, last week I experienced some hand numbness, hand tremors, and unusual hyperactivity. Since my family has a history of thyroid issues, I underwent an ultrasound and blood tests. The results came back normal, but I...


Dr. Hong Weibin Reply:
Hello: Muscle twitching involves many factors to consider in neurology, including electrolyte imbalances, metabolic disorders, muscle diseases, neuropathies, or excessive tension, among others. It is recommended that you consult a neurologist specializing in muscle disorders for ...

[Read More] Understanding Prolonged Muscle Tremors: Causes and Concerns


Understanding Involuntary Eye and Limb Movements: A Neurology Perspective

Involuntary twitching of the eyes and a feeling of weakness in the limbs? Hello Doctor, Two weeks ago, I started experiencing twitching in the area under my right eye, which has continued until now. A few days later, I noticed frequent twitching in the back of my left foot and ...


Dr. Cai Zongzhang Reply:
Hello, you have many concerns about your symptoms. You have undergone relevant examinations, and it is recommended that you follow up with your physician based on the test results. Until a diagnosis is confirmed, try to relax and not let worry affect your mood.

[Read More] Understanding Involuntary Eye and Limb Movements: A Neurology Perspective


Understanding Muscle Twitches: Causes, Concerns, and When to Seek Help

Muscle twitching Hello Doctor, I am a 23-year-old student. Two weeks ago, I experienced persistent twitching in the area under my right eye, which has since improved. However, I then started to have frequent twitching in my left foot and the top of my foot, so I went to see a neu...


Dr. Jiang Junyi Reply:
Hello: Your symptoms are more indicative of sympathetic nervous system hyperactivity. The ALS you are concerned about primarily refers to issues with motor neurons, which control muscle movement. Generally, the motor neurons in the brain are referred to as upper motor neurons, wh...

[Read More] Understanding Muscle Twitches: Causes, Concerns, and When to Seek Help


Visual Disturbances While Lying Down: A Neurological Concern?

Visual perception while lying down? Hello Doctor: Recently, whenever I lie down to sleep, after closing my eyes for a few minutes, I experience flickering and a sensation of visual noise. When I wake up in the middle of the night and open my eyes, the flickering becomes very pron...


Dr. Jiang Junyi Reply:
Hello: Your symptoms may suggest the possibility of migraine with visual symptoms or abnormal electrical discharges in the brain. It is recommended that you consult a neurologist to discuss examinations (such as EEG or other tests) and treatment. Wishing you good health and peace...

[Read More] Visual Disturbances While Lying Down: A Neurological Concern?


Duration of Antiepileptic Medication After Traumatic Brain Injury

Regarding the prevention of traumatic brain injury with the use of antiepileptic drugs? Dr. Jiang, I had a car accident previously that caused a subarachnoid hemorrhage, so I am taking preventive medication. How long do I need to take the anticonvulsants? What is the likelihood o...


Dr. Jiang Junyi Reply:
Hello, based on your description, generally speaking, the incidence of seizures following a traumatic brain injury that causes intracranial hemorrhage is about 5-15%. However, this depends on the severity of the brain injury and the extent of the damage to the brain. The potentia...

[Read More] Duration of Antiepileptic Medication After Traumatic Brain Injury


Understanding Dizziness and Back Pain: A Guide to Autonomic Nervous System Disorders

Dizziness, back pain, and sweating of the hands? Hello Doctor, I have been experiencing dizziness frequently in the mornings, around 8 to 10 AM, which makes it difficult for me to concentrate at work. Before the dizziness occurs, I often feel a soreness in my back or a sensation ...


Dr. Jiang Junyi Reply:
Hello, based on your description: in addition to autonomic nervous system issues, it may be necessary to consider the possibility of arrhythmias. Furthermore, sleep apnea could also exacerbate the symptoms. Our autonomic nervous system is regulated by the sympathetic and parasymp...

[Read More] Understanding Dizziness and Back Pain: A Guide to Autonomic Nervous System Disorders


Understanding Eye Floaters: When to Consult a Neurologist

The mysterious eye abnormalities and issues related to neurology? Hello Doctor: I have floaters, and after a car accident, I felt that my condition worsened, so I immediately went to the hospital's ophthalmology department to check for any eye-related issues. After the consu...


Dr. Jiang Junyi Reply:
Hello, based on your description, what could be the reason for this? If the ophthalmologist has ruled out floaters or papilledema, a common possibility is a migraine with aura, which typically presents with visual disturbances before the headache occurs. Additionally, abnormal el...

[Read More] Understanding Eye Floaters: When to Consult a Neurologist


Understanding Increased Headache Frequency: When to Seek Medical Advice

Increased frequency of headaches? Hello Doctor: I have experienced headaches since childhood, especially during stressful times. In the fourth grade, I underwent an EEG due to frequent headaches, which showed no abnormalities. Recently, the frequency of my headaches has increased...


Dr. Jiang Junyi Reply:
Based on your description, the most common cause is tension-type headache. The symptoms of tension-type headache include: (1) Typically bilateral, located in the occipital and parietal regions, sometimes with a widespread area of pain. The nature of the pain is dull, aching, with...

[Read More] Understanding Increased Headache Frequency: When to Seek Medical Advice


Understanding Fasciculations: Causes, Concerns, and Next Steps in Diagnosis

Fasciculation Hello Doctor: I often experience intermittent involuntary tremors in my body and facial muscles, and sometimes I feel a lack of strength. However, I still maintain a routine of strength training at the gym twice a week. I have been under the care of a neurologist at...


Dr. Jiang Junyi Reply:
Hello: The motor neuron disease you are concerned about generally involves upper motor neurons in the brain and lower motor neurons in the brainstem and spinal cord. When motor neurons become damaged, our muscles do not receive adequate nutrients and chemicals, which can lead to ...

[Read More] Understanding Fasciculations: Causes, Concerns, and Next Steps in Diagnosis


Understanding Muscle Fasciculations: Causes, Effects, and Treatment Options

Fasciculation Hello Dr. Jiang, I would like to ask if prolonged muscle fasciculations can have any effects. I have been experiencing random muscle twitches throughout my body for over a year now. I have been visiting a neurologist regularly for a year, and I have undergone bloo...


Dr. Jiang Junyi Reply:
Hello: The exact cause of muscle fasciculations is still unclear. They can occur after exercise, during acute viral infections, due to anxiety, or as a result of medication use. Among these, prolonged exercise is one of the primary causes of muscle fasciculations. Common medicati...

[Read More] Understanding Muscle Fasciculations: Causes, Effects, and Treatment Options


Understanding Dopamine Deficiency and Its Impact on Anxiety Medications

Dopamine deficiency and medications such as Levodopa and Clonazepam? In mid-August last year, I started experiencing noticeable symptoms where sometimes while walking, my left foot would suddenly start to twitch involuntarily (possibly due to anxiety or other reasons), or my left...


Dr. Hong Weibin Reply:
You are very diligent! You've done a lot of homework. Occasionally, you experience muscle twitching in your left leg, sometimes accompanied by a tingling sensation, followed by pain in your left thigh. My thought is that it may be due to lumbosacral radiculopathy. Lumbosacra...

[Read More] Understanding Dopamine Deficiency and Its Impact on Anxiety Medications


Understanding Fluctuating Blood Pressure and Dizziness in Older Adults

Inquire about the reason? Hello, doctor. I would like to ask about my mother, who is 63 years old. She has been experiencing long-term dizziness, and when she stands for too long, she also feels dizzy and needs to lie down to feel some relief. Additionally, when she consumes salt...


Dr. Jiang Junyi Reply:
Hello, based on your description, there are many factors that can cause symptoms of dizziness, such as anemia, autonomic nervous system dysfunction, and inner ear imbalance. Your symptoms appear after standing for a while, so it is essential to first rule out symptoms caused by l...

[Read More] Understanding Fluctuating Blood Pressure and Dizziness in Older Adults


Understanding Dizziness and Discomfort: A Neurological Perspective

Dizziness and general discomfort? Hello doctor, I have been experiencing dizziness for over two years. In 2016 and 2017, I underwent numerous tests including brain MRI, CT scans, neck CT, EEG, intracranial blood flow studies, eye movement tests, ECG, 24-hour Holter monitoring, ex...


Dr. Jiang Junyi Reply:
Hello, based on your description, I wonder if you have been paying attention to the care of your neck, as cervical myofascial pain syndrome may cause symptoms such as pain, discomfort, muscle stiffness, or a heavy sensation, leading to fatigue-like symptoms. Regarding the adjustm...

[Read More] Understanding Dizziness and Discomfort: A Neurological Perspective


Understanding Neurology: Why Normal Tests Don't Always Mean No Issues

Neurology-related issues? I would like to ask about my recent experience with headaches, which led me to see a doctor. The doctor arranged for blood tests, a CT scan, and an EEG, all of which came back normal. I want to understand why these tests not showing any issues does not n...


Dr. Cai Zongzhang Reply:
Hello, there are many causes of headaches, and various examinations or imaging studies can be used as diagnostic tools. I recommend that you continue to discuss with your physician to identify the underlying cause of your headaches.

[Read More] Understanding Neurology: Why Normal Tests Don't Always Mean No Issues


Understanding Headaches: Sneezing, Coughing, and Neurological Concerns

Sneezing, coughing, and then experiencing a headache? Hello, doctor. I am 26 years old. A few days ago, I experienced an allergic asthma attack, and the doctor prescribed a bronchodilator, which helped. However, I started to have headaches afterward. I often feel pressure in the ...


Dr. Jiang Junyi Reply:
Hello, based on your description, the most common cause of right occipital pain is cervical myofascial pain. Prolonged periods of looking down can lead to overuse of the trapezius muscle in the neck, resulting in neck and shoulder discomfort. Initially, resting may alleviate the ...

[Read More] Understanding Headaches: Sneezing, Coughing, and Neurological Concerns


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