Definition

An intestinal pseudo-obstruction is a group of conditions that make it hard for foods and liquids to pass through the intestine. This leads to signs and symptoms of a blockage in the intestines even though one does not exist.

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Causes

Intestinal pseudo-obstruction is caused by problems with the muscles and nerves of the intestine.

This problem may be caused by conditions, such as:

• Taking certain medicines, such as opioids, narcotics, and calcium channel blockers
• Trauma
• Abnormal tissue growth
• Connective tissue diseases, such as scleroderma and lupus
• Surgery
• Infections
• Neurological diseases, such as Parkinson disease
• Metabolic problems, such as diabetes
• Heart disease

Risk Factors

This problem is more common in men who are over 60 years of age. Other things that may raise the risk are:

• Being hospitalized or in a care center
• Obesity

Symptoms

Problems may be:

• Belly pain
• Nausea and vomiting
• A swollen belly
• Problems passing gas or stool (poop)
• Diarrhea (less common)

Diagnosis

You will be asked about your symptoms and health history. A physical exam will be done.

Blood and urine tests will be done to look for problems.

Images may be taken of the abdomen. This can be done with:

• X-rays
• CT scan

A colonoscopy may be done to view the inside of the large intestine.

Treatment

Any underlying problems will need to be treated. The goal of treatment is to make it easier for foods and liquids to pass through the intestines. Options are:

Prevention

This problem cannot always be prevented. Some steps that may help are:

• Avoiding medicines that may cause symptoms, such as opioids
• Following home care advice after surgery