Nerve conduction study (NCS) is a diagnostic test used to measure how fast electrical impulses move through the motor and sensory nerves. It is used to differentiate between nerve and muscle disorder. It is used to diagnose carpal tunnel syndrome, Guillain-Barre syndrome, herniated disc disease, etc.
All the answers published in this website are written by verified medical doctors, therapists and health experts. The Content has been moderated by iCliniq medical review team before publication. Post your medical clarifications on iCliniq by choosing the right specialty and get them answered. Your medical queries will be answered 24/7 by top doctors from iCliniq.
I have pain and numbness in both hands and fingers for long time. Please help.
Query: Hello doctor, I have pain and numbness over both hands for long, and fingers recently. Since pain also was there, he took Ayurvedic applications for arthritis. I had consulted neurologist last week, undergone NCS test, and I have attached the files. Advised medication for three weeks to be followed... Read Full »
Dr. Hardik Nareshbhai Rajyaguru
Answer: Hello, Welcome to icliniq.com. I understand your symptoms. I have seen the files attached (attachment removed to protect patient identity). You have a condition called carpal tunnel syndrome, and it means that the nerves carrying sensation and driving the muscles of your hands are getting compress... Read Full »
Query: Hello Doctor, I am a 39 year old male. My height is 6 feet and I weigh 81 kg. Right side of my left foot is having numbness though it is not 100% numb. The left side of the foot has little pain. I get a feeling that there is some blockage in the blood flow though it might not be the case. I am a reg... Read Full »
Answer: Hello, Welcome to icliniq.com. You have mentioned numbness in the inner part of the left foot as your main symptom. Most commonly numbness is a manifestation of a nerve involvement, it can be compression of the nerve at an anatomical site like in back or anywhere along the course of the nerve or it ... Read Full »
Kindly explain MRI taken for back pain and numbness in hands.
Query: Hello doctor, What does my MRI results mean? Severe mid-back and lumbar back pain, numbness in hands, muscle cramps in legs, constant pain. Read Full »
Answer: Hello, Welcome to icliniq.com. I read carefully your MRI images (attachment removed to protect patient identity) and would explain that these images indicate just chronic degeneration of the vertebral column. There is no disc herniation or compression of spinal cord. Coming to this point, I would ... Read Full »
Can Thumb Twitching Be A Sign Of Cervical Disc Herniation Worsening?
Query: Hello doctor, I am a 32 year old female with asthma. I have cervical disc herniation for 10 years. Over the past 5 months, symptoms were back with tingling, weakness and shooting pain in arms. I tried medications like Celebrex, Lyrica and also massage, physiotherapy, chiropractor and acupuncture, b... Read Full »
Answer: Hi, Welcome to icliniq.com. A herniated disc in the neck can cause three potential problems: Injury and degeneration of the disc can cause neck pain that is not related to nerve problems, and this is not usually a need for surgery. If the disc and bone spurring that form for long-standing problems ... Read Full »
What can cause on and off tingling in arms and legs?
Query: Hi doctor, About two and a half months ago, I was at work with one leg tucked under the other in a computer chair. When I got up to use the restroom, I noticed tingling in my lower leg and developed drop foot as a result. My first visit was to a podiatrist and he suggested me to visit a neurologist.... Read Full »
Dr. J. Mariano Anto Bruno Mascarenhas
Answer: Hi, Welcome to icliniq.com. I have read your complaints and first of all I should compliment you for having patiently written a thorough history of events. Let us analyze your problems You have tingling in all four limbs and weakness in all four limbs. That is upper limbs and lower limbs on both ... Read Full »
What could be the reason for anxiety, swollen lymph node and spasm in calves?
Query: Hello doctor, I have a question regarding ALS vs BFS. I have severe anxiety, a kind fo shakes when arms are crossed, swollen lymph node on the left side of neck, sore wrists, muscle spasms in calves, and on outstretch the left arm gets fatigued. I have done MRI, EKG, and MRI cervical spine. Read Full »
Answer: Hello, Welcome to icliniq.com. I understand your concern and would explain that ALS (amyotrophic lateral sclerosis) does not usually cause just fasciculation. It is usually associated to progressive paralysis and muscle wasting in the hands and legs. Other symptoms like troubles with swallowing, ... Read Full »
What can cause arm pain particularly after sleep?
Query: Hi doctor, I am a 23 year old male student. I have severe pain in my right arm for the past 12 hours. There is no other accompanying symptom. I had encountered the same problem a couple of times in the past. The pain starts suddenly preferably after sleep. What to do? Read Full »
Answer: Hello, Welcome to icliniq.com. This could be coming from the nerve being compressed or irritated in your neck, shoulder or arm pit. I would highly suggest changing the position in which you sleep. In order to help you better please tell me whether the pain starts from your shoulder or ar... Read Full »
I developed symptoms of autoimmunity after Hepatitis B vaccine. What to do?
Query: Hi doctor, Before the vaccinations, I was in good health and optimal fitness level. The Hepatitis B vaccine caused me an unresolved encephalopathy and symptoms of autoimmunity. It caused flu-like symptoms, including malaise, sore throat, diffuse musculoskeletal pain, extreme exhaustion, numbness of ... Read Full »
Answer: Hello, Welcome to icliniq.com. Most likely it is acute polyneuropathy. It is important to find the cause because treatment is based on it. Get an MRI of the spine and brain. Nerve conduction velocity of all four limbs. Meanwhile, you try taking tablet Neurobion Forte (Multivitamin), t... Read Full »
Why is my thumb numb after cervical surgery?
Query: Hi doctor, I had an MRI last year, which indicated a herniated disc and stenosis at C6-C7 left. So, I had cervical surgery ACDF. Still, l had pain for a couple of months and the MRI showed to my dismay that I still had stenosis with displacement of the C7 nerve root. Also, it showed that C5-C6 protr... Read Full »
Answer: Hi, Welcome to icliniq.com. Sometimes it can take time for radiculopathy to improve even up to a year. If your neurological function is getting worse then a repeat MRI would be advisable. If the symptoms are the same and your neurological examination is not worse then you can wait before ... Read Full »
Query: Hi doctor, I am suffering from localized tenderness in scalp. I also have left thigh numbness. My doctor diagnosed it as mild meralgia paresthetica. He prescribed Pregabalin, but I did not take due to concern of dizziness and drowsiness. I always have a fear that antidepressant medicine can cause ca... Read Full »
Answer: Hello, Welcome to icliniq.com. Thanks for giving such an elaborate information and history (attachment removed to protect patient identity). Scalp tenderness is a common symptom of migraine headache. It can be associated with hemicranial headache or it can be a sole symptom of migraine. Thoug... Read Full »