Vision, Neurology FAQ

Understanding Headaches and Dizziness: Is It Migraine or Anemia?

Headache I would like to ask: I have a condition where every time I play ball and get exposed to the wind, I start to experience headaches when I get home. Is this a migraine? When I squat down and then stand up, I feel a bit dizzy, and sometimes if I maintain a position for too ...

Dr. Du Haojie Reply:
Exposing oneself to wind after exercise may cause significant constriction of dilated blood vessels, potentially leading to headaches. Experiencing dizziness upon standing after squatting could be indicative of orthostatic hypotension. It is advisable to consult a neurologist for...

Understanding the Differences Between EEG and CT Scans for Brain Health

What is the difference between an electroencephalogram (EEG) and a computed tomography (CT) scan? During a foot massage, I suddenly experienced darkness in my vision, tingling in my fingertips, and excessive sweating. The therapist mentioned that he was working on the area relate...

Dr. Du Haojie Reply:
Unexplained fainting or sudden darkness in vision may likely be caused by cardiovascular system disorders leading to syncope, and a thorough examination by a cardiologist should be conducted.

Understanding Unexplained Neurological Symptoms: A Guide for Concerned Friends

Unexplained symptoms I have a female friend who suddenly felt numbness in her arms and legs while using the restroom this morning, which then spread throughout her body, making her unable to walk. After I helped her to bed to rest, she felt a chill in her back, experienced blurre...

Dr. Du Haojie Reply:
Paroxysmal localized numbness or associated consciousness disturbances with blurred vision typically occur during seizures or strokes. If the duration is brief, one should also consider vasovagal syncope triggered by vagus nerve stimulation. Additionally, migraines caused by basi...

Why Are Concussions More Common from Hits to the Back of the Head?

Hindbrain Why is it easier to get a concussion from hitting the back of the head compared to the front? Additionally, if I frequently injure my head, will the loss of brain cells lead to decreased cognitive function? Thank you.

Dr. Huang Yingzhe Reply:
(1) A head injury can cause a concussion regardless of the impact location, as long as the force is sufficient. However, the term "concussion" typically refers to the symptoms that often accompany a head injury, such as dizziness, headache, nausea, loss of appetite, fat...

Understanding Stroke: Managing Complications from High Blood Pressure

Stroke Hello, Doctor! My mother has a history of hypertension and was recently hospitalized due to extremely high blood pressure. The examination results indicated vascular blockage in her brain, with both old and new blockages present. When we inquired about the cause, the exami...

Dr. Ye Boshou Reply:
The situation you described is somewhat complex; it appears to be multiple cerebral strokes with newly formed blood clots. It is unclear where the bleeding is located. I recommend discussing this with the attending physician to understand the condition better (family members have...

Why Does My Child See Things Shrink? Understanding Visual Disturbances

Objects appear smaller when viewed with the eyes? Hello Dr. Yeh, My son is 9 years old and has hyperopia. He is currently wearing an eye patch and undergoing corrective eyewear. Recently, he has frequently reported that objects appear smaller for about 10 to 20 seconds, and then...

Dr. Ye Boshou Reply:
To Yingying, regarding your son's chief complaint of experiencing fluctuations in the size of objects, it seems to be not closely related to the optic nerve. It is recommended to first have an ophthalmological examination of the ocular structures before consulting a neurolog...

Understanding Headaches and Dizziness: Causes and Solutions for Young Adults

It's a headache! Hello, Dr. Yeh! I am 23 years old and often experience headaches and dizziness, with headaches being the most frequent. The location of the headaches varies each time. I usually feel dizzy after waking up and when I stand up after squatting, experiencing a s...

Dr. Ye Boshou Reply:
Ms. Chen, there are many causes of headaches, and it is essential to understand the characteristics, location, and timing of the headache, along with a physical examination, to make a diagnosis. However, your dizziness and temporary vision impairment upon standing after squatting...

Understanding Vestibular Inflammation: Symptoms, Diagnosis, and Treatment

Please help? Two weeks ago, I suddenly felt very dizzy. When I lay down to rest, I felt like the world was spinning, and then I started to vomit. These symptoms persisted for a while; every morning when I got out of bed, I couldn't get up. Changing positions would make the d...

Dr. Ye Boshou Reply:
To: Zeng Zhao-Rong Since the CT scan of the brain is normal, the symptoms should be related to the inner ear balance, such as vestibular neuritis or benign paroxysmal positional vertigo, among others. If there are recurrent episodes or if symptoms persist, it is recommended to co...

Understanding Dizziness: When to Seek Neurological Help

"Vertigo" Hello, doctor. I would like to ask about my wife's dizziness issue. She is 33 years old, and the other day when I picked her up from work, she suddenly felt dizzy, as if everything around her was spinning, and she could barely stand. I thought, being a wo...

Dr. Ye Boshou Reply:
To Jeff, I am very touched by your careful and detailed description of your symptoms! From your account, I believe it is benign paroxysmal positional vertigo (BPPV) caused by imbalance in the inner ear's semicircular canals. It is usually episodic and related to posture, and...

Navigating Treatment Decisions for a Father with Cancer and Vision Issues

Please provide the content you would like My father is currently suffering from liver cancer with bone metastasis. He has been receiving radiation therapy at Hsin-Chu Hospital for five sessions on his left shoulder blade and the right thigh near the hip. After the treatment, he h...

Dr. Ye Boshou Reply:
The purpose of radiation therapy is to inhibit the division and proliferation of tumors, but it can also affect the normal brain cells. Any concerns regarding the side effects should be discussed in detail with your attending physician. Dr. Yeh Po-Shou, Neurology Department, Hsin...

Can Blood Donation Help Prevent Strokes? Exploring the Connection

Can donating blood prevent strokes? I saw a report on a Japanese television station that stated strokes are caused by the coagulation of platelets in the blood. Since I frequently go to blood donation centers for platelet apheresis, does this also have a preventive effect against...

Dr. Huang Yingzhe Reply:
Blood donation can lower hematocrit (Hct), which may reduce the risk of stroke for individuals with high hematocrit levels (a risk factor for cerebral infarction). Additionally, studies have shown that blood donation can decrease iron levels, reduce the risk of cardiovascular dis...

Struggling with Insomnia: Tips for Better Sleep and Essential Oils

Insomnia Dear Doctor: I have difficulty falling asleep easily, but once I do, I am not easily disturbed by noise. However, lately, I have been unable to fall asleep until around 2 or 3 AM, which is quite frustrating. Could you please provide some guidance on how to fall asleep mo...

Dr. Huang Yingzhe Reply:
You can try the following methods: avoid napping during the day, engage in more mental or physical activities, refrain from reading stimulating materials, watching television, or doing intense exercise before bedtime. Create a warm and tranquil atmosphere for sleep, listen to sof...

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