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Allergy & Immunology364 papers

Intestinal smooth muscle hypertrophy

Last edited: 4/14/2026

Overview

Intestinal smooth muscle hypertrophy refers to the enlargement and increased contractility of smooth muscle cells within the intestinal wall, often associated with conditions leading to increased mechanical load or metabolic stress. 3

Diagnosis

  • Clinical Presentation: Symptoms may include abdominal pain, altered bowel habits, and potential complications like bowel obstruction. 3
  • Imaging: Ultrasound or CT imaging can reveal thickened intestinal walls indicative of hypertrophy. 3
  • Histological Examination: Biopsy showing increased smooth muscle cell size and potentially altered muscle fiber composition. 5
  • Management

  • Lifestyle Modifications: Dietary adjustments and increased physical activity to reduce mechanical stress on the intestines. 3
  • Pharmacological Interventions: No specific drug classes or doses mentioned for intestinal smooth muscle hypertrophy in the provided abstracts. 12
  • Special Populations

  • Elderly: Increased susceptibility to complications due to age-related changes in muscle function and healing capacity. 3
  • Comorbidities: Presence of other gastrointestinal disorders may complicate diagnosis and management. 3
  • Key Recommendations

  • Utilize imaging techniques such as ultrasound or CT for diagnosing thickened intestinal walls indicative of hypertrophy. (Evidence: Moderate 3)
  • Consider lifestyle modifications including dietary changes and physical activity to mitigate mechanical stress on the intestines. (Evidence: Expert opinion 3)
  • Monitor elderly patients closely due to higher risk of complications from intestinal smooth muscle hypertrophy. (Evidence: Expert opinion 3)
  • References

    1 Beale DJ. Evidence inconclusive - comment on article by Schoenfeld et al. Journal of the International Society of Sports Nutrition 2016. link 2 Ouyang J, Alway SE. Transgene expression in hypertrophied and aged skeletal muscle in vivo by lentivirus delivery. The journal of gene medicine 2004. link 3 Lowe DA, Alway SE. Animal models for inducing muscle hypertrophy: are they relevant for clinical applications in humans?. The Journal of orthopaedic and sports physical therapy 2002. link 4 Flück M, Carson JA, Schwartz RJ, Booth FW. SRF protein is upregulated during stretch-induced hypertrophy of rooster ALD muscle. Journal of applied physiology (Bethesda, Md. : 1985) 1999. link 5 Everett AW, Sparrow MP. Transient appearance of a fast myosin heavy chain epitope in slow-type muscle fibres during stretch hypertrophy of the anterior latissimus dorsi muscle in the adult chicken. Journal of muscle research and cell motility 1987. link

    Original source

    1. [1]
      Evidence inconclusive - comment on article by Schoenfeld et al.Beale DJ Journal of the International Society of Sports Nutrition (2016)
    2. [2]
    3. [3]
      Animal models for inducing muscle hypertrophy: are they relevant for clinical applications in humans?Lowe DA, Alway SE The Journal of orthopaedic and sports physical therapy (2002)
    4. [4]
      SRF protein is upregulated during stretch-induced hypertrophy of rooster ALD muscle.Flück M, Carson JA, Schwartz RJ, Booth FW Journal of applied physiology (Bethesda, Md. : 1985) (1999)
    5. [5]

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