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Updated: Jun 22, 2026

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Published on: March 5, 2018
Chronic intestinal pseudo-obstruction: a diagnosis to be considered
M T Muñoz-Yagüe1, P Solís-Muñoz, I Salces
1Department of Gastroenterology, University Hospital 12 de Octubre, Madrid, Spain. tmunoz.hdoc@salud.madrid.org
Chronic intestinal pseudoobstruction (CIPO) is a rare condition mimicking bowel obstruction without a mechanical cause. This study suggests CIPO may be more common than believed, due to diagnostic challenges and incomplete understanding of its causes.
Area of Science:
- Gastroenterology
- Internal Medicine
- Pathophysiology
Background:
- Chronic intestinal pseudoobstruction (CIPO) presents as recurrent intestinal obstruction without mechanical blockage.
- CIPO is categorized into secondary (systemic disease-related) and primary (intestinal wall alterations) forms.
- Primary CIPO is uncommon and diagnostically challenging.
Observation:
- This study details nine CIPO cases diagnosed over six years.
- Four cases were primary CIPO, and four were secondary CIPO.
- One case initially diagnosed as secondary may also be primary.
Findings:
- The observed number of CIPO cases suggests its prevalence may be underestimated.
- Incomplete understanding of CIPO pathophysiology contributes to its perceived rarity.
- Diagnostic difficulties hinder accurate CIPO identification.
Implications:
- Increased awareness and improved diagnostic approaches are needed for CIPO.
- Further research into CIPO pathophysiology may reveal more prevalent underlying mechanisms.
- This study highlights the need to reconsider CIPO prevalence estimates.
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