Intestinal Blockage in Cats: Symptoms, Diagnosis, and Treatment

Do you ever see your cat playing with a hair elastic or another small toy? For many pet owners, that sight can be a cause for concern. If your cat swallows such an item—intentionally or accidentally—it can lead to a potentially life‑threatening intestinal blockage.

While intestinal blockages are relatively uncommon—studies estimate about 16 in 10,000 cats (0.16%) per year—they still pose a serious risk. Early detection and prompt veterinary care are essential for a favorable outcome.

In emergencies, the cost of treatment can add to the stress. Pet insurance or flexible payment options like CareCredit can help manage these expenses. The CareCredit card covers both routine and emergency veterinary care at participating facilities.*

Below, we cover what intestinal blockage is, its causes, warning signs, how vets diagnose and treat it, typical costs, and practical prevention tips.

What Is an Intestinal Blockage?

An intestinal blockage, or bowel obstruction, occurs when a foreign object or abnormal tissue stops food, fluids, and gas from moving through the digestive tract. Without treatment, this blockage can rapidly progress to severe illness or death.

Common Causes of Intestinal Blockage in Cats

Several factors can lead to a blockage:

• Foreign objects—strings, hair ties, small toys, and other items cats love to chew can become lodged in the intestines.
• Intestinal cancers—lymphoma, adenocarcinoma, fibrosarcoma, and mast cell tumors can thicken the intestinal wall and narrow the lumen, causing obstruction.
• Other less frequent causes include hairballs, severe worm infestations, intussusception, hernias, and abscesses.

Young cats are more likely to ingest foreign bodies or parasites, while middle‑aged and senior cats are at higher risk for cancer‑related blockages.

Recognizing the Signs of Intestinal Blockage

Early symptoms often start with a reduced appetite and vomiting of undigested food. If untreated, the condition can worsen quickly. Look for:

• Decreased appetite
• Vomiting or gagging
• Excessive salivation
• Pawing at the mouth
• Abdominal pain or discomfort
• Straining to defecate
• Diarrhea or constipation
• Blood in the stool
• Dehydration and lethargy
• Sudden hiding or loss of consciousness (in severe cases)

A complete obstruction can become fatal in just a few days, whereas a partial blockage may progress more slowly.

Diagnosing Intestinal Blockage

Veterinarians start with a physical exam, checking for dehydration, weight loss, and palpating the abdomen. Under the tongue, linear foreign bodies can sometimes be found.

Radiographs (X‑rays) are the primary diagnostic tool; they often reveal the location and type of obstruction. Ultrasound or additional imaging may be needed in complex cases. Bloodwork helps assess organ function and guide anesthesia risks.

Treatment Options

Most obstructions require surgical intervention. After anesthesia, the surgeon makes an abdominal incision, locates the blockage, and removes the offending material or mass. The intestines and abdominal wall are then closed securely.

If the obstruction lies in the stomach, inducing vomiting or performing an endoscopic retrieval can sometimes avoid surgery. Endoscopy, however, still requires general anesthesia.

Supportive Care During and After Surgery

While hospitalized, cats typically receive IV fluids, pain control, antibiotics (when indicated), and nutritional support. Most cats resume eating within a few days post‑surgery.

At home, follow your vet’s instructions: a prescription diet, limited portions, and prescribed pain medication are common. Monitor for signs of infection or recurrence.

Success Rates and Prognosis

Incisions in the intestines carry a risk of leakage, which can lead to septic peritonitis—a life‑threatening infection. A 2023 University of Georgia study of 56 cats undergoing foreign‑body removal found no deaths or serious complications, suggesting a mortality rate below 5% for well‑managed cases.

Prognosis depends on how long the cat has been ill and overall health at the time of surgery. Your veterinarian will discuss individualized risks and expected outcomes.

Typical Cost of Treatment

Diagnosis and surgical treatment generally cost between $3,000 and $6,000. Financing options like CareCredit can help spread the cost over time, allowing you to focus on your cat’s recovery.

Preventing Intestinal Blockages

Preventive measures are straightforward: keep small objects—hair ties, strings, tiny toys—out of reach. If you suspect your cat has ingested something dangerous, seek veterinary care immediately.

*Subject to credit approval. See carecredit.com for details.

This information is provided for convenience only. Neither Synchrony nor its affiliates, including CareCredit, make any representations or warranties regarding the products described, and no endorsement is implied. Consult your veterinarian for professional advice.

References

1. Holt, David E. “Prevalence of Gastrointestinal Foreign Bodies in Dogs and Cats.” Today’s Veterinary Practice, Oct 2015.
2. Gollnick, Hailey R. et al. “Retrospective evaluation of surgical treatment of linear and discrete gastrointestinal foreign bodies in cats: 2009‑2021.” Journal of Feline Medicine and Surgery, 2023.