Amyotrophy: Difference between revisions
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{{Infobox medical condition | |||
| name = Amyotrophy | |||
| synonyms = Muscle wasting | |||
| field = [[Neurology]] | |||
| symptoms = [[Muscle weakness]], [[muscle atrophy]] | |||
| complications = [[Disability]], [[loss of function]] | |||
| onset = Varies depending on cause | |||
| duration = Chronic | |||
| causes = [[Neuropathy]], [[myopathy]], [[motor neuron disease]] | |||
| risks = [[Genetic predisposition]], [[autoimmune disorders]], [[diabetes mellitus]] | |||
| diagnosis = [[Clinical examination]], [[electromyography]], [[nerve conduction study]] | |||
| differential = [[Myasthenia gravis]], [[muscular dystrophy]], [[spinal muscular atrophy]] | |||
| treatment = [[Physical therapy]], [[occupational therapy]], [[medication]] | |||
| medication = [[Corticosteroids]], [[immunosuppressants]] | |||
| prognosis = Varies depending on underlying cause | |||
| frequency = Common in certain conditions | |||
}} | |||
'''Amyotrophy''' is a medical condition characterized by the progressive wasting or atrophy of muscle tissue. This condition can result from various underlying causes, including [[neurological disorders]], [[muscular diseases]], and systemic illnesses. Amyotrophy can affect any muscle group in the body, leading to weakness and functional impairment. | '''Amyotrophy''' is a medical condition characterized by the progressive wasting or atrophy of muscle tissue. This condition can result from various underlying causes, including [[neurological disorders]], [[muscular diseases]], and systemic illnesses. Amyotrophy can affect any muscle group in the body, leading to weakness and functional impairment. | ||
==Causes== | ==Causes== | ||
Amyotrophy can be caused by a variety of factors, including: | Amyotrophy can be caused by a variety of factors, including: | ||
* [[Neuropathy]]: Damage to the [[peripheral nerves]] can lead to muscle atrophy. Conditions such as [[diabetic neuropathy]] and [[Charcot-Marie-Tooth disease]] are common examples. | * [[Neuropathy]]: Damage to the [[peripheral nerves]] can lead to muscle atrophy. Conditions such as [[diabetic neuropathy]] and [[Charcot-Marie-Tooth disease]] are common examples. | ||
* [[Motor neuron disease]]: Diseases like [[amyotrophic lateral sclerosis]] (ALS) and [[spinal muscular atrophy]] (SMA) directly affect the motor neurons, leading to muscle wasting. | * [[Motor neuron disease]]: Diseases like [[amyotrophic lateral sclerosis]] (ALS) and [[spinal muscular atrophy]] (SMA) directly affect the motor neurons, leading to muscle wasting. | ||
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* [[Poliomyelitis]]: A viral infection that can damage motor neurons, leading to muscle atrophy. | * [[Poliomyelitis]]: A viral infection that can damage motor neurons, leading to muscle atrophy. | ||
* [[Disuse atrophy]]: Prolonged inactivity or immobilization of a muscle can result in its wasting. | * [[Disuse atrophy]]: Prolonged inactivity or immobilization of a muscle can result in its wasting. | ||
==Symptoms== | ==Symptoms== | ||
The primary symptom of amyotrophy is muscle weakness, which can be accompanied by: | The primary symptom of amyotrophy is muscle weakness, which can be accompanied by: | ||
* Muscle wasting | * Muscle wasting | ||
* Decreased muscle tone | * Decreased muscle tone | ||
* Fasciculations (muscle twitching) | * Fasciculations (muscle twitching) | ||
* Difficulty with movement and coordination | * Difficulty with movement and coordination | ||
==Diagnosis== | ==Diagnosis== | ||
The diagnosis of amyotrophy typically involves: | The diagnosis of amyotrophy typically involves: | ||
* [[Clinical examination]]: Assessment of muscle strength, tone, and bulk. | * [[Clinical examination]]: Assessment of muscle strength, tone, and bulk. | ||
* [[Electromyography]] (EMG): A test that measures the electrical activity of muscles. | * [[Electromyography]] (EMG): A test that measures the electrical activity of muscles. | ||
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* [[Magnetic resonance imaging]] (MRI): Imaging studies to assess the structure of muscles and nerves. | * [[Magnetic resonance imaging]] (MRI): Imaging studies to assess the structure of muscles and nerves. | ||
* [[Genetic testing]]: To identify hereditary conditions like muscular dystrophy or spinal muscular atrophy. | * [[Genetic testing]]: To identify hereditary conditions like muscular dystrophy or spinal muscular atrophy. | ||
==Treatment== | ==Treatment== | ||
Treatment of amyotrophy depends on the underlying cause and may include: | Treatment of amyotrophy depends on the underlying cause and may include: | ||
* [[Physical therapy]]: To maintain muscle strength and function. | * [[Physical therapy]]: To maintain muscle strength and function. | ||
* [[Occupational therapy]]: To assist with daily activities and improve quality of life. | * [[Occupational therapy]]: To assist with daily activities and improve quality of life. | ||
* [[Medications]]: To manage symptoms and underlying conditions, such as pain relievers, anti-inflammatory drugs, or medications for neuropathic pain. | * [[Medications]]: To manage symptoms and underlying conditions, such as pain relievers, anti-inflammatory drugs, or medications for neuropathic pain. | ||
* [[Surgical interventions]]: In some cases, surgery may be necessary to address underlying issues, such as nerve compression. | * [[Surgical interventions]]: In some cases, surgery may be necessary to address underlying issues, such as nerve compression. | ||
==Prognosis== | ==Prognosis== | ||
The prognosis for individuals with amyotrophy varies widely depending on the underlying cause and the extent of muscle involvement. Early diagnosis and appropriate management can help improve outcomes and quality of life. | The prognosis for individuals with amyotrophy varies widely depending on the underlying cause and the extent of muscle involvement. Early diagnosis and appropriate management can help improve outcomes and quality of life. | ||
==Related Pages== | ==Related Pages== | ||
* [[Neuropathy]] | * [[Neuropathy]] | ||
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* [[Physical therapy]] | * [[Physical therapy]] | ||
* [[Occupational therapy]] | * [[Occupational therapy]] | ||
[[Category:Neurology]] | [[Category:Neurology]] | ||
[[Category:Muscular disorders]] | [[Category:Muscular disorders]] | ||
[[Category:Symptoms and signs: Nervous and musculoskeletal systems]] | [[Category:Symptoms and signs: Nervous and musculoskeletal systems]] | ||
{{Neurology-stub}} | {{Neurology-stub}} | ||
{{No image}} | {{No image}} | ||
Latest revision as of 22:41, 3 April 2025
| Amyotrophy | |
|---|---|
| Synonyms | Muscle wasting |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Muscle weakness, muscle atrophy |
| Complications | Disability, loss of function |
| Onset | Varies depending on cause |
| Duration | Chronic |
| Types | N/A |
| Causes | Neuropathy, myopathy, motor neuron disease |
| Risks | Genetic predisposition, autoimmune disorders, diabetes mellitus |
| Diagnosis | Clinical examination, electromyography, nerve conduction study |
| Differential diagnosis | Myasthenia gravis, muscular dystrophy, spinal muscular atrophy |
| Prevention | N/A |
| Treatment | Physical therapy, occupational therapy, medication |
| Medication | Corticosteroids, immunosuppressants |
| Prognosis | Varies depending on underlying cause |
| Frequency | Common in certain conditions |
| Deaths | N/A |
Amyotrophy is a medical condition characterized by the progressive wasting or atrophy of muscle tissue. This condition can result from various underlying causes, including neurological disorders, muscular diseases, and systemic illnesses. Amyotrophy can affect any muscle group in the body, leading to weakness and functional impairment.
Causes[edit]
Amyotrophy can be caused by a variety of factors, including:
- Neuropathy: Damage to the peripheral nerves can lead to muscle atrophy. Conditions such as diabetic neuropathy and Charcot-Marie-Tooth disease are common examples.
- Motor neuron disease: Diseases like amyotrophic lateral sclerosis (ALS) and spinal muscular atrophy (SMA) directly affect the motor neurons, leading to muscle wasting.
- Muscular dystrophy: A group of genetic disorders that cause progressive muscle degeneration and weakness.
- Poliomyelitis: A viral infection that can damage motor neurons, leading to muscle atrophy.
- Disuse atrophy: Prolonged inactivity or immobilization of a muscle can result in its wasting.
Symptoms[edit]
The primary symptom of amyotrophy is muscle weakness, which can be accompanied by:
- Muscle wasting
- Decreased muscle tone
- Fasciculations (muscle twitching)
- Difficulty with movement and coordination
Diagnosis[edit]
The diagnosis of amyotrophy typically involves:
- Clinical examination: Assessment of muscle strength, tone, and bulk.
- Electromyography (EMG): A test that measures the electrical activity of muscles.
- Nerve conduction studies: Tests that measure the speed and strength of signals traveling through the peripheral nerves.
- Magnetic resonance imaging (MRI): Imaging studies to assess the structure of muscles and nerves.
- Genetic testing: To identify hereditary conditions like muscular dystrophy or spinal muscular atrophy.
Treatment[edit]
Treatment of amyotrophy depends on the underlying cause and may include:
- Physical therapy: To maintain muscle strength and function.
- Occupational therapy: To assist with daily activities and improve quality of life.
- Medications: To manage symptoms and underlying conditions, such as pain relievers, anti-inflammatory drugs, or medications for neuropathic pain.
- Surgical interventions: In some cases, surgery may be necessary to address underlying issues, such as nerve compression.
Prognosis[edit]
The prognosis for individuals with amyotrophy varies widely depending on the underlying cause and the extent of muscle involvement. Early diagnosis and appropriate management can help improve outcomes and quality of life.
