Uhthoff's phenomenon: Difference between revisions
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'''Uhthoff's phenomenon''' is a symptom that is commonly associated with [[Multiple Sclerosis|multiple sclerosis (MS)]]. It is characterized by a temporary worsening of MS symptoms due to an increase in body temperature. This can be caused by exercise, hot weather, or a fever. The phenomenon is named after [[Wilhelm Uhthoff]], a German ophthalmologist who first described the symptom in 1890. | {{SI}} {{Infobox medical condition | ||
| name = Uhthoff's phenomenon | |||
| image = [[File:Uhthoff.jpg|250px]] | |||
| caption = Visual representation of Uhthoff's phenomenon | |||
| field = [[Neurology]] | |||
| symptoms = Temporary worsening of [[neurological]] symptoms | |||
| onset = Typically occurs with [[heat]] or [[exercise]] | |||
| duration = Symptoms usually resolve with [[cooling]] or [[rest]] | |||
| causes = [[Multiple sclerosis]], other [[demyelinating diseases]] | |||
| risks = [[Heat exposure]], [[physical exertion]] | |||
| diagnosis = Clinical evaluation, [[patient history]] | |||
| differential = [[Relapse]] of [[multiple sclerosis]], [[Lhermitte's sign]] | |||
| treatment = Avoidance of heat, [[cooling strategies]] | |||
| prognosis = Symptoms are reversible with cooling | |||
| frequency = Common in individuals with [[multiple sclerosis]] | |||
}} | |||
[[Category:Neurology]] | |||
[[Category:Multiple sclerosis]] | |||
[[Category:Symptoms and signs: Nervous system]]'''Uhthoff's phenomenon''' is a symptom that is commonly associated with [[Multiple Sclerosis|multiple sclerosis (MS)]]. It is characterized by a temporary worsening of MS symptoms due to an increase in body temperature. This can be caused by exercise, hot weather, or a fever. The phenomenon is named after [[Wilhelm Uhthoff]], a German ophthalmologist who first described the symptom in 1890. | |||
==Symptoms== | ==Symptoms== | ||
The symptoms of Uhthoff's phenomenon can vary depending on the individual and the severity of their MS. However, common symptoms include: | The symptoms of Uhthoff's phenomenon can vary depending on the individual and the severity of their MS. However, common symptoms include: | ||
* [[Fatigue (medical)|Fatigue]] | * [[Fatigue (medical)|Fatigue]] | ||
* [[Blurred vision]] | * [[Blurred vision]] | ||
| Line 9: | Line 25: | ||
* [[Numbness]] | * [[Numbness]] | ||
* [[Cognitive dysfunction]] | * [[Cognitive dysfunction]] | ||
These symptoms typically worsen with an increase in body temperature and improve once the body cools down. | These symptoms typically worsen with an increase in body temperature and improve once the body cools down. | ||
==Causes== | ==Causes== | ||
Uhthoff's phenomenon is caused by an increase in body temperature, which can disrupt the transmission of nerve signals in people with MS. This is because heat can cause the already damaged [[myelin]] sheath to function less efficiently, leading to a temporary worsening of symptoms. | Uhthoff's phenomenon is caused by an increase in body temperature, which can disrupt the transmission of nerve signals in people with MS. This is because heat can cause the already damaged [[myelin]] sheath to function less efficiently, leading to a temporary worsening of symptoms. | ||
==Treatment== | ==Treatment== | ||
Treatment for Uhthoff's phenomenon typically involves managing the underlying MS and avoiding triggers that can increase body temperature. This can include: | Treatment for Uhthoff's phenomenon typically involves managing the underlying MS and avoiding triggers that can increase body temperature. This can include: | ||
* Staying cool: This can involve staying in air-conditioned environments during hot weather, drinking cold fluids, and using cooling products such as vests and neck wraps. | * Staying cool: This can involve staying in air-conditioned environments during hot weather, drinking cold fluids, and using cooling products such as vests and neck wraps. | ||
* Managing MS: This can involve taking medication to manage MS symptoms and slow the progression of the disease. | * Managing MS: This can involve taking medication to manage MS symptoms and slow the progression of the disease. | ||
==See also== | ==See also== | ||
* [[Multiple Sclerosis]] | * [[Multiple Sclerosis]] | ||
* [[Neurology]] | * [[Neurology]] | ||
* [[Wilhelm Uhthoff]] | * [[Wilhelm Uhthoff]] | ||
==References== | ==References== | ||
<references /> | <references /> | ||
{{stub}} | {{stub}} | ||
[[Category:Medical symptoms]] | [[Category:Medical symptoms]] | ||
[[Category:Multiple sclerosis]] | [[Category:Multiple sclerosis]] | ||
[[Category:Neurology]] | [[Category:Neurology]] | ||
Latest revision as of 05:59, 6 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD's medical weight loss NYC, sleep center NYC
Philadelphia medical weight loss and Philadelphia sleep clinics
| Uhthoff's phenomenon | |
|---|---|
| File:Uhthoff.jpg | |
| Synonyms | N/A |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Temporary worsening of neurological symptoms |
| Complications | N/A |
| Onset | Typically occurs with heat or exercise |
| Duration | Symptoms usually resolve with cooling or rest |
| Types | N/A |
| Causes | Multiple sclerosis, other demyelinating diseases |
| Risks | Heat exposure, physical exertion |
| Diagnosis | Clinical evaluation, patient history |
| Differential diagnosis | Relapse of multiple sclerosis, Lhermitte's sign |
| Prevention | N/A |
| Treatment | Avoidance of heat, cooling strategies |
| Medication | N/A |
| Prognosis | Symptoms are reversible with cooling |
| Frequency | Common in individuals with multiple sclerosis |
| Deaths | N/A |
Uhthoff's phenomenon is a symptom that is commonly associated with multiple sclerosis (MS). It is characterized by a temporary worsening of MS symptoms due to an increase in body temperature. This can be caused by exercise, hot weather, or a fever. The phenomenon is named after Wilhelm Uhthoff, a German ophthalmologist who first described the symptom in 1890.
Symptoms[edit]
The symptoms of Uhthoff's phenomenon can vary depending on the individual and the severity of their MS. However, common symptoms include:
These symptoms typically worsen with an increase in body temperature and improve once the body cools down.
Causes[edit]
Uhthoff's phenomenon is caused by an increase in body temperature, which can disrupt the transmission of nerve signals in people with MS. This is because heat can cause the already damaged myelin sheath to function less efficiently, leading to a temporary worsening of symptoms.
Treatment[edit]
Treatment for Uhthoff's phenomenon typically involves managing the underlying MS and avoiding triggers that can increase body temperature. This can include:
- Staying cool: This can involve staying in air-conditioned environments during hot weather, drinking cold fluids, and using cooling products such as vests and neck wraps.
- Managing MS: This can involve taking medication to manage MS symptoms and slow the progression of the disease.
See also[edit]
References[edit]
<references />
