Body Numbness: When to See a Neurologist

The body may experience numbness?

Hello Doctor: Recently, I have been experiencing occasional numbness in my body, with varying frequency.
Sometimes it affects my hands, sometimes my feet, and at times my face, neck, and the area around my collarbone.
Additionally, I feel that my breathing is more rapid than usual.
However, when I use a pulse oximeter, my oxygen saturation is between 97-99%, and my heart rate does not exceed 100.
Could you please advise which part of my body might be problematic, which specialty I should consult, or what tests I should undergo?

Wen, 30~39 year old female. Ask Date: 2022/07/02

Dr. Jiang Junyi reply Neurology

Dear Ms.
Wen,
You mentioned feeling bodily numbness and experiencing faster-than-usual breathing, which may indicate hyperventilation leading to decreased carbon dioxide levels in the blood.
This can result in an increase in blood pH, causing systemic reactions and symptoms.
Common manifestations include vasoconstriction and decreased blood calcium levels.
Additionally, reduced blood flow to the brain due to vasoconstriction can lead to dizziness and numbness, particularly around the lips and upper limbs.
It is also important to rule out metabolic disorders such as hypothyroidism and electrolyte imbalances.
I recommend seeking further evaluation and follow-up with a neurologist.
Thank you for your inquiry, and I welcome further discussion! Wishing you good health and peace.
Dr.
Jiang Junyi, Department of Neurology, Taoyuan Hospital

Reply Date: 2022/07/02

More Info

Experiencing body numbness can be a concerning symptom, and it’s important to understand its potential causes and when to seek medical attention. Numbness can occur in various parts of the body, including the hands, feet, face, neck, and even the chest area. The sensation of numbness often arises from issues related to the nervous system, circulation, or even psychological factors.

Understanding Numbness
Numbness is typically a result of nerve compression or damage, which can occur due to various reasons such as:
1. Nerve Compression: Conditions like carpal tunnel syndrome, where the median nerve is compressed at the wrist, can lead to numbness in the fingers. Similarly, herniated discs in the spine can compress spinal nerves, causing numbness in the arms or legs.

2. Circulatory Issues: Poor circulation can lead to numbness, especially in the extremities. Conditions such as peripheral artery disease (PAD) can restrict blood flow, resulting in numbness or tingling sensations.

3. Neurological Disorders: Conditions like multiple sclerosis (MS), stroke, or transient ischemic attacks (TIAs) can cause sudden numbness or weakness in specific body parts. These conditions often require immediate medical attention.

4. Vitamin Deficiencies: Deficiencies in vitamins such as B12, B1 (thiamine), or B6 can lead to peripheral neuropathy, which manifests as numbness or tingling sensations.

5. Psychological Factors: Anxiety and panic attacks can also lead to physical symptoms, including numbness, often accompanied by rapid breathing or hyperventilation.

When to See a Neurologist
Given your symptoms of intermittent numbness in various body parts, along with a feeling of increased respiratory rate, it is advisable to consult a neurologist. Here are some indicators that suggest you should seek medical attention:
- Persistent or Worsening Symptoms: If the numbness persists or worsens over time, it’s crucial to get evaluated.

- Accompanying Symptoms: If you experience additional symptoms such as weakness, difficulty speaking, confusion, or loss of coordination, seek immediate medical attention as these could indicate a more serious condition.

- Impact on Daily Life: If the numbness interferes with your daily activities or quality of life, it’s important to discuss this with a healthcare provider.

Recommended Tests and Consultations
When you visit a neurologist, they may recommend several tests to determine the underlying cause of your symptoms:
1. Neurological Examination: This will assess your reflexes, muscle strength, and sensory responses.

2. Electromyography (EMG) and Nerve Conduction Studies: These tests measure the electrical activity of muscles and the speed of nerve signals, helping to identify nerve damage.

3. MRI or CT Scan: Imaging studies can help visualize any structural issues in the brain or spine that may be causing your symptoms.

4. Blood Tests: These can check for vitamin deficiencies, thyroid function, and other metabolic conditions.

Conclusion
In summary, experiencing numbness in various parts of your body can stem from multiple causes, ranging from nerve compression to circulatory issues or even psychological factors. Given your symptoms, it is advisable to consult a neurologist who can conduct a thorough evaluation and recommend appropriate tests. Early diagnosis and intervention can significantly improve outcomes and help alleviate your symptoms. If you notice any alarming changes or additional symptoms, do not hesitate to seek immediate medical attention. Your health and well-being are paramount, and understanding the root cause of your symptoms is the first step towards effective management.

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