Bell's palsy causes: Difference between revisions
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==Causes== | ==Causes== | ||
===Common Causes=== | ===Common Causes=== | ||
*[[Herpes simplex virus]] | The exact cause of Bell's palsy is unknown but there are some evidences which implies Bell's palsy may be caused by: | ||
*[[ | * Viral infections: | ||
*[[ | **[[Herpes simplex virus]] reactivation | ||
*[[ | **[[Herpes Zoster]] | ||
**[[Cytomegalovirus]] | |||
**[[Epstein Barr virus]] | |||
**[[Adenovirus]] | |||
**[[Rubella]] virus | |||
**[[Mumps]] | |||
**[[Influenza B]] | |||
**[[Coxsackievirus]] | |||
**[[Rickettsia|Rickettsial]] infection | |||
**[[Ehrlichiosis]] | |||
**[[Borrelia burgdorferi]] | |||
**Acute [[HIV]] infection | |||
*[[Arteriosclerosis]] | |||
*Ischemic [[mononeuropathy]] | |||
*[[Diabetes mellitus]] | |||
*[[Thyroid]] disorders | |||
*Compression of the [[facial nerve]] | |||
===Causes by Organ System=== | ===Causes by Organ System=== | ||
{|style="width:80%; height:100px" border="1" | {| style="width:80%; height:100px" border="1" | ||
| | | style="width:25%" bgcolor="LightSteelBlue" ; border="1" | '''Cardiovascular''' | ||
| | | style="width:75%" bgcolor="Beige" ; border="1" | [[Arteriosclerosis]], Ischemic [[mononeuropathy]] | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Chemical/Poisoning''' | | '''Chemical/Poisoning''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Dental''' | | '''Dental''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Dermatologic''' | | '''Dermatologic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Drug Side Effect''' | | '''Drug Side Effect''' | ||
|bgcolor="Beige"| | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Ear Nose Throat''' | | '''Ear Nose Throat''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Endocrine''' | | '''Endocrine''' | ||
|bgcolor="Beige"| [[Diabetes mellitus]], [[Thyroid]] disorders | | bgcolor="Beige" | [[Diabetes mellitus]], [[Thyroid]] disorders | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Environmental''' | | '''Environmental''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Gastroenterologic''' | | '''Gastroenterologic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Genetic''' | | '''Genetic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Hematologic''' | | '''Hematologic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Iatrogenic''' | | '''Iatrogenic''' | ||
|bgcolor="Beige"| Inactivated intranasal [[influenza vaccine]] | | bgcolor="Beige" | Inactivated intranasal [[influenza vaccine]] | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Infectious Disease''' | | '''Infectious Disease''' | ||
|bgcolor="Beige"| Acute [[HIV]] infection, [[Adenovirus]], [[Coxsackievirus]], [[Cytomegalovirus]], [[Ehrlichiosis]], [[Epstein-Barr virus]], [[Herpes simplex virus]], [[Herpes zoster]], Inactivated intranasal [[influenza vaccine]], [[Influenza B]], [[Mumps]], [[Rickettsia|Rickettsial]] infection, [[Rubella]], [[Varicella-zoster virus]], *[[Borrelia burgdorferi]] | | bgcolor="Beige" | Acute [[HIV]] infection, [[Adenovirus]], [[Coxsackievirus]], [[Cytomegalovirus]], [[Ehrlichiosis]], [[Epstein-Barr virus]], [[Herpes simplex virus]], [[Herpes zoster]], Inactivated intranasal [[influenza vaccine]], [[Influenza B]], [[Mumps]], [[Rickettsia|Rickettsial]] infection, [[Rubella]], [[Varicella-zoster virus]], *[[Borrelia burgdorferi]] | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Musculoskeletal/Orthopedic''' | | '''Musculoskeletal/Orthopedic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Neurologic''' | | '''Neurologic''' | ||
|bgcolor="Beige"| Compression of the [[facial nerve]], [[Facial nerve]] [[inflammation]], Ischemic [[mononeuropathy]], [[Tumors]] of the [[facial nerve]] | | bgcolor="Beige" | Compression of the [[facial nerve]], [[Facial nerve]] [[inflammation]], Ischemic [[mononeuropathy]], [[Tumors]] of the [[facial nerve]] | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Nutritional/Metabolic''' | | '''Nutritional/Metabolic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Obstetric/Gynecologic''' | | '''Obstetric/Gynecologic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Oncologic''' | | '''Oncologic''' | ||
|bgcolor="Beige"| [[Tumor]]s of the [[facial nerve]] | | bgcolor="Beige" | [[Tumor]]s of the [[facial nerve]] | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Ophthalmologic''' | | '''Ophthalmologic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Overdose/Toxicity''' | | '''Overdose/Toxicity''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Psychiatric''' | | '''Psychiatric''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Pulmonary''' | | '''Pulmonary''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Renal/Electrolyte''' | | '''Renal/Electrolyte''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Rheumatology/Immunology/Allergy''' | | '''Rheumatology/Immunology/Allergy''' | ||
|bgcolor="Beige"| Inactivated intranasal [[influenza vaccine]] | | bgcolor="Beige" | Inactivated intranasal [[influenza vaccine]] | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Sexual''' | | '''Sexual''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Trauma''' | | '''Trauma''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Urologic''' | | '''Urologic''' | ||
|bgcolor="Beige"| No underlying causes | | bgcolor="Beige" | No underlying causes | ||
|- | |- | ||
|-bgcolor="LightSteelBlue" | |- bgcolor="LightSteelBlue" | ||
| '''Miscellaneous''' | | '''Miscellaneous''' | ||
|bgcolor="Beige"| Compression of the [[facial nerve]], [[Facial nerve]] [[inflammation]], [[Idiopathic]] | | bgcolor="Beige" | Compression of the [[facial nerve]], [[Facial nerve]] [[inflammation]], [[Idiopathic]] | ||
|- | |- | ||
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====Non-Infectious Causes==== | ====Non-Infectious Causes==== | ||
*[[Facial nerve]] inflammation | *[[Facial nerve]] inflammation | ||
*Tumors and compression of the facial nerve | *[[Tumors]] and compression of the facial nerve | ||
*Ischemic mononeuropathy | *[[Mononeuropathy|Ischemic mononeuropathy]] | ||
==References== | ==References== |
Revision as of 22:28, 26 April 2018
Bell's palsy Microchapters |
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Treatment |
Case Studies |
Bell's palsy causes On the Web |
American Roentgen Ray Society Images of Bell's palsy causes |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Associate Editor(s)-in-Chief: Mohamadmostafa Jahansouz M.D.[2]
Overview
Causes
Common Causes
The exact cause of Bell's palsy is unknown but there are some evidences which implies Bell's palsy may be caused by:
- Viral infections:
- Herpes simplex virus reactivation
- Herpes Zoster
- Cytomegalovirus
- Epstein Barr virus
- Adenovirus
- Rubella virus
- Mumps
- Influenza B
- Coxsackievirus
- Rickettsial infection
- Ehrlichiosis
- Borrelia burgdorferi
- Acute HIV infection
- Arteriosclerosis
- Ischemic mononeuropathy
- Diabetes mellitus
- Thyroid disorders
- Compression of the facial nerve
Causes by Organ System
Cardiovascular | Arteriosclerosis, Ischemic mononeuropathy |
Chemical/Poisoning | No underlying causes |
Dental | No underlying causes |
Dermatologic | No underlying causes |
Drug Side Effect | No underlying causes |
Ear Nose Throat | No underlying causes |
Endocrine | Diabetes mellitus, Thyroid disorders |
Environmental | No underlying causes |
Gastroenterologic | No underlying causes |
Genetic | No underlying causes |
Hematologic | No underlying causes |
Iatrogenic | Inactivated intranasal influenza vaccine |
Infectious Disease | Acute HIV infection, Adenovirus, Coxsackievirus, Cytomegalovirus, Ehrlichiosis, Epstein-Barr virus, Herpes simplex virus, Herpes zoster, Inactivated intranasal influenza vaccine, Influenza B, Mumps, Rickettsial infection, Rubella, Varicella-zoster virus, *Borrelia burgdorferi |
Musculoskeletal/Orthopedic | No underlying causes |
Neurologic | Compression of the facial nerve, Facial nerve inflammation, Ischemic mononeuropathy, Tumors of the facial nerve |
Nutritional/Metabolic | No underlying causes |
Obstetric/Gynecologic | No underlying causes |
Oncologic | Tumors of the facial nerve |
Ophthalmologic | No underlying causes |
Overdose/Toxicity | No underlying causes |
Psychiatric | No underlying causes |
Pulmonary | No underlying causes |
Renal/Electrolyte | No underlying causes |
Rheumatology/Immunology/Allergy | Inactivated intranasal influenza vaccine |
Sexual | No underlying causes |
Trauma | No underlying causes |
Urologic | No underlying causes |
Miscellaneous | Compression of the facial nerve, Facial nerve inflammation, Idiopathic |
Causes in Alphabetical Order
Causes by Etiology
Infectious Causes
- Herpes simplex virus reactivation is the most likely cause of Bell's Palsy.
- Herpes Zoster may be the second most common viral infection.
- Cytomegalovirus
- Epstein Barr virus
- Adenovirus
- Rubella virus
- Mumps
- Influenza B
- Coxsackievirus
- Rickettsial infection
- Ehrlichiosis
- Borrelia burgdorferi
- Acute HIV infection
Non-Infectious Causes
- Facial nerve inflammation
- Tumors and compression of the facial nerve
- Ischemic mononeuropathy