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Related Concept Videos

Disorders of the Skeletal Muscle01:28

Disorders of the Skeletal Muscle

The clinical conditions affecting the skeletal muscle tissue are broadly categorized as musculoskeletal and neuromuscular disorders.
Musculoskeletal disorders
Musculoskeletal disorders involve injuries and conditions affecting the skeletal muscles and associated connective tissues. These disorders can arise from acute biomechanical stresses or chronic overuse and can occur across different age groups. Common injuries include sprains, fractures, and muscular strains, often resulting from...
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[Etiology of functional somatic syndromes].

Mutsuhiro Nakao1

  • 1Department of Hygiene and Public Health & Division of Psychosomatic Medicine, Teikyo University School of Medicine.

Nihon Rinsho. Japanese Journal of Clinical Medicine
|September 23, 2009
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Functional somatic syndromes, like irritable bowel syndrome and fibromyalgia, involve significant suffering without clear structural abnormalities. Research highlights gender, mood, and patient-doctor dynamics in their complex pathogenesis.

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Area of Science:

  • Medical Science
  • Psychiatry
  • Gastroenterology

Context:

  • Functional somatic syndromes (FSS) present with significant symptoms, suffering, and disability.
  • Conditions like irritable bowel syndrome, tension-type headache, chronic fatigue syndrome, and fibromyalgia share commonalities in definition, diagnosis, etiology, and treatment.
  • Understanding FSS pathogenesis requires exploring multifaceted factors.

Purpose:

  • To elucidate the pathogenesis of functional somatic syndromes.
  • To identify key factors influencing FSS development and presentation.
  • To synthesize current literature on the mechanisms underlying FSS.

Summary:

  • FSS are characterized by symptoms and disability rather than structural abnormalities.
  • Key areas for understanding FSS pathogenesis include gender-related factors, comorbidities (depression, anxiety), physiological responses (autonomic nervous function, HPA axis), and the patient-doctor relationship.
  • Mood state, somatosensory amplification, and genetic/environmental factors are implicated in the psychopathological mechanisms of FSS.

Impact:

  • Provides a framework for understanding the complex etiology of FSS.
  • Informs clinical approaches by highlighting the importance of psychological and physiological factors.
  • Suggests avenues for future research into targeted treatments for FSS.