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Related Concept Videos

Myasthenia Gravis: Overview and Treatment01:20

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Myasthenia gravis is a neuromuscular transmission disorder characterized by weakness and increased fatigability of skeletal muscles. It is an autoimmune disease affecting approximately one in 2000 people, where antibodies against the α1 subunit of nicotinic acetylcholine receptors are produced.
These antibodies interfere with the function of the nicotinic receptors in three ways: by binding to the receptor and disrupting acetylcholine binding; by causing cross-linking of receptors which...
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Myasthenia Gravis: Diagnostic Tests01:15

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Myasthenia gravis is an autoimmune condition affecting neuromuscular transmission, causing generalized weakness in skeletal muscles. Initial diagnoses rely on patients' signs, symptoms, and medical history. The challenge lies in distinguishing myasthenia from other muscular dystrophies. An important diagnostic feature is the significant improvement of symptoms after administering anticholinesterase inhibitors.
The edrophonium test is a diagnostic tool for myasthenia gravis. It involves...
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Disorders of the Skeletal Muscle01:28

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The clinical conditions affecting the skeletal muscle tissue are broadly categorized as musculoskeletal and neuromuscular disorders.
Musculoskeletal disorders
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Chemical Synapses01:26

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Chemical synapses are specialized sites between two neurons or between a neuron and a non-neuronal cell like a muscle, glandular or sensory cell.
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Asthma-III: Symptoms and Complications01:24

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Asthma, a common chronic respiratory condition, is classified considering the frequency and severity of symptoms alongside lung function impairment. Understanding this classification is essential for appropriate treatment and management. Here's a detailed look at the classification of asthma and its clinical features and complications:
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Indirect-Acting Cholinergic Agonists: Pharmacological Actions01:30

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Indirect-acting cholinergic agonists, also known as anticholinesterases, exert their pharmacological effects by enhancing cholinergic transmission in various body parts, including the neuromuscular junction, autonomic cholinergic synapses, and the brain.
At the neuromuscular junction, these agents work by inhibiting the breakdown of acetylcholine, allowing it to remain bound to the receptor and bind to nearby receptors. This process leads to repetitive firing of the endplate, causing muscle...
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  11. The Impact Of Myasthenia Gravis Severity On Work And Daily Activities

The impact of myasthenia gravis severity on work and daily activities

Jacqueline Pesa1, Zia Choudhry1, Jonathan de Courcy2

  • 1Janssen Scientific Affairs, LLC, Titusville, New Jersey, USA.

Muscle & Nerve
|February 13, 2024

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Methods to Quantify Pharmacologically Induced Alterations in Motor Function in Human Incomplete SCI
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View abstract on PubMed

Summary
This summary is machine-generated.

Myasthenia gravis (MG) significantly impacts work productivity, with substantial absenteeism and presenteeism reported. Disease severity, particularly MGFA class III/IV, predicts greater work impairment and reduced daily activity for patients.

Area of Science:

  • Neurology
  • Occupational Health

Background:

  • Myasthenia gravis (MG) is a chronic autoimmune neuromuscular disease.
  • MG significantly impairs patients' quality of life.
  • The effect of MG on work productivity remains understudied.

Purpose of the Study:

  • To evaluate the impact of MG symptoms on work productivity.
  • To examine the association between MG disease severity and work impairment.

Main Methods:

  • Data from the multinational Adelphi MG Disease-Specific Programme™ survey (2020).
  • Physician and patient-reported data from USA, France, Germany, Italy, Spain, and UK.
  • Utilized the Work Productivity and Activity Impairment (WPAI): Specific Health Problem questionnaire.

Main Results:

Keywords:
activities of daily livingclinical practiceemploymentpatient-reported outcomes

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Methods to Quantify Pharmacologically Induced Alterations in Motor Function in Human Incomplete SCI
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The Multiple Sclerosis Performance Test MSPT: An iPad-Based Disability Assessment Tool
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  • 330 patients completed the WPAI questionnaire.
  • Among employed patients, mean absenteeism was 13.3%, presenteeism was 26.7%, and overall work impairment was 30.0%.
  • Activity of Daily Living (ADL) impairment was 39.2% across all patients.
  • Higher MGFA class (III/IV) predicted increased presenteeism, overall work impairment, and ADL impairment.

Conclusions:

  • MG causes significant work impairment, especially in patients with severe symptoms.
  • This impairment negatively affects patients' quality of life.
  • Improved treatment strategies could enhance patient productivity and career decisions.
quality of life