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Questions tagged [neurology]

The branch of medicine or biology that deals with the anatomy, functions, and organic disorders of nerves and the nervous system.

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Is CT-Scan is Harmfull for brain in condition of brain hamerag? [closed]

I have lost my Father in such a condition. My father was operated bcz he have a brain hamerage. After one mounth of operation Doctor said for CT-Scan to check wheather our operation is pass or not. ...
4
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1answer
94 views

Why cant surgeons operate on nerves?

Why cant surgeons operate on nerves? We see when operating, surgeons always try to protect the major nerves. Doctors handle bones, muscles , tissues but not nerves. Why? Can they see the nerves?
2
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1answer
29 views

What are normal values for EMG/nerve conduction studies?

Where can I find a detailed table of normal values for NCS (nerve conduction studies) for the various arm nerves - ulnar, median, radial; including both motor and sensory component of each nerve; ...
3
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2answers
47 views

Can aphasia like symptoms be caused by something other than physical trauma to the brain?

From what I've read, Aphasia is always caused by trauma, either a head injury, stroke, etc. Are there linguistic disorders related to the brain selecting the wrong word etc. that are physiological or ...
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0answers
20 views

Is there any data about the significance of a blood serotonine level test and links to depression or other psychiatric diseases, or simply mood?

What does low or high blood serotonine levels tell us. Is there any data on the link between certain conditions and serum serotonine concentration?
2
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1answer
40 views

Why aren't children affected by pins and needles as much as adults?

If I sit down cross-legged on the floor for any more than about ten minutes I start to get pins and needles, and this seems to be common among other adults I have spoken to. My 3 year old daughter on ...
8
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3answers
192 views

What ingredients in this list are causing my hands to get warm? (improve circulation to my fingers) [closed]

EDIT: scroll down towards the bottom towards the bottom for my answer. Its thoracic outlet syndrome. If I do certain stretches it goes away. Its an issue related to my bad posture and nerves getting ...
0
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1answer
91 views

Are aluminum profiles dangerous?

I am thinking about building racing rig from aluminium profiles. Something like this: Original image here: http://www.simracingmachines.com/images/builds/rig2014/IMG_1686s.jpg I would like to have ...
5
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1answer
54 views

ECT and retrograde amnesia

ECT is shock treatment. It is used to treat psychological disorders. How much of it causes how much of retrograde amnesia, is there any quantification?
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0answers
50 views

Is it possible to “sleep” while aware and cognizant?

I have a scenario, but before I begin, I would like to clarify that this is not Sleep Paralysis, nor Lucid Dreaming, nor what I understand a Trance to be. Let's say that someone decided they needed ...
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0answers
40 views

What causes hemifacial anhydrosis to occur on opposite sides of face dependent on cause of sweating? [closed]

I’m wondering has anyone observed hemifacial anhydrosis on a different side of the face depending on the cause of sweating? i.e. only one side of the face sweats from heat or exertion, and only the ...
3
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0answers
37 views

Do pharmaceuticals which increase dopamine and norepinephrine levels in the brain significantly increase histamine levels?

I imagine any medication that has an effect on catecholamines would in some way increase histamine levels as well, just for the fact that histamine is part of the 'fight or flight' response and seems ...
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1answer
57 views

Why I am lossing memory if I work hard? [closed]

I am a software engineer and you know that it requires to think in logical way to develop code. I am also hard working to reach the dead lines just to do not loss job. But from last 6 months ...
3
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0answers
19 views

Nicotinic receptors stimulation

I came across this question today, it says: Nicotinic receptors stimulation is directly responsible for … I should fill the spaces by one of the following choices: Increasing the excitability of ...
4
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3answers
4k views

Which part of the body has the most nerve receptors?

I am studying a non-medical field so please bear with me. Which part of the flat skin has the most nerve receptors? I plan to build a grid of vibrators.
2
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1answer
52 views

What (if any) are the measurement units for neurotransmitters?

I've searched through the web for how to measure neurotransmitters (such as dopamine, serotonin, and oxytocin), but could not find any. Could someone please specify if there is a unit of measurement, ...
4
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1answer
253 views

Any link between Cubital Tunnel Syndrome and “chronic” tendonitis?

Is there any evidence linking Cubital Tunnel Syndrome to "chronic" (persistent, non-healing) tendonitis or any other long-term/chronic issues with connective tissue in the elbow region?
2
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0answers
235 views

How common is CTE in normal adults?

How common is chronic traumatic encephalopathy (CTE) in normal adults who don't have obvious risk factors such as high-impact sports? Have there been any studies done on the normal population as ...
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1answer
49 views

Why am I feeling too weak that can’t stand up after seeing new syllabus before two days of exam? [closed]

My heart rate increasing, hand is shaking, feeling too weak that can’t stand up Why is this happening to me??
2
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1answer
62 views

Any research on brain's processes involved in evil actions?

I'm reading Zimbardo's The lucifer effect: understanding how good people turn to evil in which he describes the famous Stanford prison experiment that investigated the psychological effects of ...
4
votes
1answer
109 views

Why does prosopagnosia (face blindness) only affect recognition of faces?

I read a short story involving prosopagnosia (Wikipedia), which harms or fully removes a person's ability to remember and recognize faces, and I've since been doing reading to better understand the ...
2
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1answer
43 views

Isometric contraction in PNF

Amidst the set of stretching techniques labeled Proprioceptive Muscular Facilitation, there are isometric contractions. Why does isometric exercise stretch muscles?
2
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2answers
8k views

Why do I feel small stings all over my body in stress?

I've realized I'm expierencing stress (or rather embarassment) quite differently than I used to. Like a year ago (I was 16) I expierenced stress just as a short warming up of my shoulders. For the ...
3
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0answers
122 views

Can constant exposure to static electricity affect the nervous system in any way?

As titled, can holding a constant static charge affect the CNS? If so, is it detrimental? What are the short/long term effects, if any?
3
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0answers
50 views

Affects of nicotine on the nerves

There are new methods for getting nicotine. For example, vaping. Some people are almost promoting nicotine as a health product that can reduce the risk of Parkison's disease and colitis. Some people ...
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0answers
14 views

What is an unbiased electrical search stimulus?

The following is an excerpt from Wall and Melzack's Textbook of Pain, sixth edition: "When an unbiased electrical search stimulus is used, however, the prevalence of type I and type II A-fiber ...
2
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0answers
254 views

How could Lyrica (pregabalin) cause hallucinations?

I've heard of this happening on rare occasion, but I cannot figure out a sensible mechanism. I have some limited understanding of neurology and the function of GABA, and I know that ethanol (a GABA ...
4
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1answer
65 views

Are most normal human beings capable of controlling laughter?

Say you were at a funeral, and a family member of the deceased said something unintentionally hilarious as part of a eulogy, but only funny to a very small number of people at the funeral. Obviously, ...
2
votes
1answer
55 views

Is there a neurological or scientific explanation for déjà vu?

Is there a neurological or scientific explanation of déjà vu? Why do we experience it? Is it a suppressed-memory that we have forgotten about for whatever reason -- sort of like cryptomnesia? Or is ...
3
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0answers
17 views

Dopamine deficit consequences for PD

I am currently working on a project related to Parkinson's disease, and I learnt a lot about how PD develops. In this context, I ran into a question that I could not answer myself. As PD results in a ...
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0answers
17 views

Are there any long-term health benefits/ disadvantages of wearing socks, especially woolies?

Are there any long-term health benefits/ disadvantages of wearing socks, especially woolies ?
3
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1answer
182 views

Do all neurodegenerative diseases show up on an MRI scan?

Do all neurodegenerative diseases such as Parkinson's, Alzheimer's, etc. show up on an MRI scan?
2
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1answer
129 views

Is there a disease that involves progressive loss of feeling, a tremor, and muscle twitches? [closed]

I have seen multiple doctors, including a neurologist, who are bewildered by my symptoms. Upon altering the dose of lamotrigine from 400 mg to 375 mg, and then back up to 400 mg (split into two ...
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1answer
111 views

Healthy way to become numb [closed]

What can I do to enter a numb state of being so that I don't feel constantly dragged down, fatigue, stress, and all the other downs people experience? For years I've tried exercising, eating healthy, ...
4
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1answer
32 views

Deep brain stimulation for Parkinson's Disease

Recently, a relative of mine has been diagnosed with Parkinson's Disease. Doctors have prescribed him dopamine agonists. However, they mentionned that with time, those drugs may loose their efficacy ...
2
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1answer
59 views

Antihypertensive as a treatment for Tourette's. (And Antihypotensive to make blood pressure normal?)

So...I'm 30 years old and have Tourette's syndrome since 9. I never took any medication because most of then are antipsychotics and have very scary side-effects. Now, apparentely some ...
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2answers
3k views

What is the difference between Axon terminal and Synapses

I've read from a book that axon terminals make connections on target cells. I understand it. but at another line they said that Neuron-to-neuron connections are made onto the dendrites and cell ...
6
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1answer
50 views

Parkinson's Disease and Pesticides

Recently, one of my relatives, who is a farmer, got diagnosed with Parkinson's Disease. He is 45 years old and has no positive family history. One of the doctor told us that the occurence of the ...
6
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1answer
166 views

Myelin regeneration in Acute Disseminated Encephalomyelitis (Children)

Does myelin fully regenerate after a demyelization disease as ADEM (Acute Disseminated Encephalomyelitis)? Does myelin always get damaged after an ADEM?
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0answers
44 views

no medication treatments for MS

What are the no-medication treatments for Multiple sclerosis (MS) ? Based on many papers, sport and meditation can help to keep the immune system and the body healthier which leads to a higher level ...
2
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1answer
56 views

Stuttering problems

I am a college student with stuttering problems. My first language is Spanish and my second language is English. I came to the U.S four years ago. I didn't stutter that much back then on my first days ...
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0answers
43 views

Can neck trauma cause facial paralysis [closed]

I have facial paralysis on my right side and some discomfort on the same side at the top of my neck (base of the skull). The rest of my body is a strong as ever. Is there any chance this could be ...
2
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0answers
57 views

Way to measure different degrees of a mental disorder? [closed]

Is it possible to have a disorder that might only display some of the symptoms, is not as defined, or episodic, making it "borderline"? Is there a way to measure, or at least express the severity of a ...
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0answers
230 views

Can unruptured brain aneurysm symptoms come and go?

Lets say a person has many symptoms of a unruptured brain aneurysm, but they're rather subtle, and seem to change from one symptom to another. They come and go. Is that possible? Or, if they were ...
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1answer
213 views

Can sleeping too much damage the brain and heart?

I heard that sleeping long hours can damage brain functions and harm the heart. Is that true?
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0answers
47 views

Pins and needles? [closed]

I tend to get the pins and needles sensation in my chest, neck, or head after or during running (normally run at ~6 mph). I also tend to feel formication on my arms and legs (especially when not ...
10
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1answer
1k views

Why does caffeine make me sleep better?

I have self-administered around 4 mg/kg of caffeine (peroral), and around two hours later I fell asleep, being just a little bit sleep-deprived. After around five hours of sleep I found myself awake, ...
5
votes
1answer
17k views

What disorder would cause sweating to appear only on one half of the face?

Or a more detailed question, what would cause a vertical divide (through the center of the nose) of the face, where one half has normal sweat gland function and another does not? There are no motor or ...
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0answers
37 views

Does pain lower resistance to addiction?

For a little background, I'm known by everyone in my circle of family/friends for being the most healthy. I eat far less than most people do and it's usually fresh vegetables and things like chicken ...
2
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1answer
244 views

Skin receptors on finger tip

How many receptors do we have on our fingertipps per square centimeters? I found 2500 but do not find the source. Is this correct?