Clinical features of failure of conservative management in adult patients with adhesive small bowel obstruction: a retrospective cohort study - Report - MDSpire

Clinical Characteristics of Adult Patients with Adhesive Small Bowel Obstruction Who Do Not Respond to Conservative Treatment: A Retrospective Cohort Analysis

  • By

  • Jie Shen

  • Bin Chen

  • Hongyang Xie

  • Yiping Wang

  • July 20, 2026

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Clinical Characteristics of Adult Patients with Adhesive Small Bowel Obstruction

Overview

This study identifies key clinical features associated with failure of conservative management in adult patients with adhesive small bowel obstruction (ASBO). Significant risk factors include older age, elevated C-reactive protein levels, fever, and larger maximum diameter of the dilated small bowel.

Background

Adhesive small bowel obstruction (ASBO) is a prevalent cause of acute abdominal pain in adults, often managed conservatively. However, a subset of patients fails this treatment and may require surgical intervention, highlighting the need for effective risk stratification to identify those at higher risk for complications.

Data Highlights

FactorGroup A (Successful Treatment)Group B (Surgery)
AgeMean Age ValueMean Age Value
CRP LevelMean CRP ValueMean CRP Value
Body TemperatureMean Temp ValueMean Temp Value
MDSBMean MDSB ValueMean MDSB Value

Key Findings

  • Older age is an independent risk factor for conservative management failure (OR 1.035, P = 0.019).
  • Higher CRP levels correlate with increased risk of treatment failure (OR 1.024, P = 0.003).
  • Elevated body temperature significantly predicts the need for surgical intervention (OR 9.812, P < 0.001).
  • Larger maximum diameter of the dilated small bowel is associated with surgical management (OR 4.860, P < 0.001).

Clinical Implications

Clinicians should consider age, CRP levels, body temperature, and maximum diameter of the dilated small bowel when assessing patients with ASBO for conservative management. Early identification of patients at risk for treatment failure may facilitate timely surgical intervention.

Conclusion

The study highlights critical risk factors for failure of conservative management in ASBO, which may guide clinical decision-making. Further research is warranted to refine predictive models for this condition.

Related Resources & Content

  1. Author(s)/Org, Source, Year -- Title
  2. Author(s)/Org, Source, Year -- Title
  3. BJS (British Journal of Surgery), 2025 -- Outcomes of Small Bowel Obstruction Based on Adherence to the Bologna Guidelines from the World Society of Emergency Surgery
  4. Clinical Outcomes in Patients with Malignant Small Bowel Obstruction: A Multicenter Observational Cohort Study
  5. From obstruction to ischaemia: a systematic review and meta-analysis on the diagnostic accuracy of CT scans in identifying small and large bowel obstruction
  6. https://academic.oup.com/bjs/article/112/4/znaf080/8115742

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