FAQ - Cranial Nerve Diseases
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I have had Bell's Palsy for 2 weeks, and can feel a soreness in the damaged nerve. Am I recovering?


I feel a slight soreness on my cheek to jaw area (the area where the 7th cranial nerve is located), does this mean that I am recovering??
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How to isolate out cranial nerve 4 (trochlear nerve) lesion please?


My aim is to show this person who cannot look at their nose, has CN4 lesion.


To look down at your nose, you can use medial rectus to adduct first, then use superior oblique muscle (trochlear nerve) to depress. There, the eyes are looking at nose.
Or you can adduct (again, using medial rectus), then add in inferior rectus to depress. Result the same, looking at your nose.
So if a person cannot look at their nose, it's means CN3 and/or CN4 is/are impaired. Don't which combination but can be just one of them or can be both of them impaired.

Just by asking the person to look at their nose, you cannot isolate out CN4 by itself.

You need another test. For example, when someone is confirmed cannot look at their nose (they get diplopia or whatever), ask now the person to look up and out. To look up and out this, you got to have CN3 intact. Reason being this, to look out and up you can either:

Use your lateral rectus (CN6) + superior rectus (CN3) together. That will look out and up.
OR, you can use "superior oblique CN4 and/or inferior oblique CN3 (to abduct)" then PLUS "superior rectus (CN3) or inferior oblique (still CN3)". This will also get you to look out and up.
In short, you have to have your CN3 intact to look up and out, whatever combination of pulleying you choose to use, CN3 plays a part.

So in summary, if a person cannot look at their nose, this tells me their CN4 may be impaired (but so may their CN3 be impaired also, cannot be sure yet). This test is meaningful under the presupposition that CN3 is intact to adduct the eye into alignment for CN4 to then depress the eye ball. But we cannot just assume things. Need to show that CN3 is indeed intact.

Check if CN3 is indeed intact, by asking the person to look up and out.
Let's say they can indeed do that, this means ie. their CN3 is fine.

So come back to their inability to look at their nose which can be caused by CN3 and/or CN4 lesion, and CN3 is shown now to be fine, therefore their inability to look at nose is due to CN4 alone.

There I've isolated CN4 out.

How does that sound as an approach to isolating out CN4 lesion?
Please comment. Thanks very much. I think I got it right, but just need to double check it with someone good. Thanks.
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CN 4 supplies superior oblique
so if SO is paralyzed .....loss of intortion, depression ,abduction,

due to unopposed action of inferior oblique i think the eye will more adducted elevated extorted...so i think he can see his nose.......with help of medial rectus


sorry if am wrong!!!!  (+ info)

Which cranial nerve lesion will lead to paralysis of deglutition? a. V, b. VII, c. X, d. XII?


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what is the 4th cranial nerve?


for all nurses
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The fourth cranial nerve is the trigemenal nerve.  (+ info)

what is cranial nerve VI?


Cranial Nerve VI (Abducens Nerve): The function is eye movement. It is a small motor nerve that has one task: to supply a muscle called the lateral rectus muscle that moves the eye outward.  (+ info)

What does frequent nerve vibrations around one of the eyes (left one) mean?


They occur a few times in a day (max 3)
Do not cause any pain.
Are they symptoms of any diseases that I may have, maybe vision or neurological diseases, sleep disorders or stress?
I am getting enough sleep though.
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I asked a doctor this same thing ,,,and he said that it is a sign of fatigue.....he told me try getting more sleep...  (+ info)

How effective are epidurial cortisone injections for a pinched nerve?


I visited a chiropractor after being told that he might be able to help me with the pain caused by scoliosis/kyphosis/degenerative disc disease. I am in excruciating pain now. The result of the MRI is that my nerve is pinched where the curvature is. How effective are the epidural cortisone injections for a pinched nerve. Please someone help.
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You should not go to the chiropractor instead see a physical therapist or an orthopedist and also ask your primary care physician what he thinks of you going to a chiro first. Trust me he wont think much of him.

Most Chiropractors are crooks. Here is the truth about what they do. A chiropractor can do spinal manipulations to relieve stress on spinal nerves caused by things like muscle tension or a slight misalignment of the discs. The manipulation is not a permanent change of anything though, and no - they can't permanently change the natural shape or curvature of a spine. An orthopedist can evaluate the situation and determine if a scoliosis is actually present, and if a brace would be of help. A brace has to be individually fitted though- it's not a one size fits all proposition. A chiropractor can be helpful in musculo-skeletal aches and pains, through manipulation and massage- but aside from that it's all smoke and mirrors. If you have back pain from the misalignment, they can help relieve that. But nothing they do is going to be a permanent fix. Spines don't work that way. To change a spine takes surgery and braces. Most chiropractors are quacks and want to take a full body X-ray then proceed and having you going to them for a very long time. In my opinion they are a little better then a back rub. Also Chiro's do not have medical degree's I would not have him give me any kind of medication. He knows nothing about it and actually doesn't really believe in medicine.  (+ info)

Diseases............?


What are some diseases that carry through life and gradually get worse till you die? Sorry bout the morbid topic.
Also, if you know, diseases that make you have allergic reactions to food. Can't remember what its called.
Umm... another is... diseases you can get as a teenager.
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CEliac Disease -Celiac disease, whether called gluten-sensitive enteropathy or non-tropical sprue, is one of a number of diseases that disrupt the absorptive surface of the small bowel. The result with celiac disease: a classical malabsorption syndrome for the patient.

Pneumonia / influenza, tuberculosis, and diarrhea/enteritis; heart disease; stroke; alzheimer's ;arteriosclerosis; cancer ( prostrate in men and breast cancer in women) chronic liver disease/ cirrhosis; COPD( chronic obstructive pulmonary disorder); Diabetes;Nrephritis;CRF(chronic renal failure) ; stroke; Muscular dystrophy( MD); MS( multiple Sclerosis; ) ; MG ( myasthenia gravis); CAD( coronary artery disease)

SLE( sytemic lupus erythematosus) ; ALS( amytrophic Lateral sclerosis or Lou Gehrig disease.; cystic fibrosis; and Gaucher's disease; RA- juvenile rheumatoid arthritis; amyloidosis; moyamoya disease; AVM (atrioventicular malformations ) in brain; Hodgkin's disease; Myocardial Infarction( MI or heart attacks); HIV/Aids; PV ( polycythemia vera).  (+ info)

diseases??


can you tell me some diseases that can cause deaths?

p.s it is for homework lol
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heart disease
diabetes
obesity
AIDs
Cancer
Liver disease
Mad Cow disease
the plague
Alzheimers
Parkinsons
Lou Gehrigs

Dang this is getting depressing  (+ info)

Mutiple Sclerosis is a disease in which white blood cells destroy the myelin sheath on nerve cells?


what affect would this have on a nerve cell?
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