Updated September 25, 2026. Fact-checked against veterinary sources; review by a licensed veterinarian is in progress. See our editorial policy.
Quick answer: Rib fractures in cats usually follow major trauma, such as falls from a height, car accidents, or dog attacks. Cats hide pain well, so the most important signs are changes in breathing: fast, shallow, or open-mouth breathing. The ribs usually heal with rest and pain relief, but injuries underneath, such as bruised lungs or air around the lungs, can be life-threatening. Any cat with a possible chest injury needs a vet immediately.
Signs
- Fast, shallow, or labored breathing
- Open-mouth breathing (never normal in cats at rest)
- Hiding, crouching, and reluctance to move
- Pain when picked up
- Wounds, bruising, or swelling on the chest
- Pale or bluish gums
Why it’s an emergency
- Bruised lungs can worsen over the first 24 hours.
- Air can leak around the lungs (pneumothorax), making breathing hard.
- Dog bites can hide deep chest wounds under small skin punctures.
- Falls often also cause jaw fractures, leg injuries, and other trauma.
Getting your cat to the vet
- Move your cat gently into a carrier or onto a towel, supporting the body.
- Don’t wrap the chest.
- Keep the carrier calm and well ventilated, and call ahead.
How vets treat it
- Oxygen and minimal handling while stabilizing
- Pain relief, which also helps cats breathe more deeply
- Chest X-rays and ultrasound
- Removing air or fluid from the chest if needed
- Surgery for bite wounds, flail chest, or other serious injuries
- Antibiotics for wounds
Recovery at home
- Keep your cat in a small room or large crate with no high perches for several weeks.
- Provide a low-sided litter box and easy access to food and water.
- Give pain medication exactly as prescribed.
- Watch breathing while your cat rests. Call your vet if it becomes faster or harder.
- Keep follow-up appointments.
Most rib fractures heal within about 4–8 weeks.
Prevention
- Secure window screens and balconies.
- Keep cats indoors or supervised outdoors.
What to avoid
- Human pain relievers: acetaminophen, ibuprofen, and aspirin can kill cats.
- Waiting after a fall or accident, even if your cat seems fine at first.
- Tight chest bandages.
Frequently asked questions
Do cats land on their feet in falls?
Often, but they still commonly suffer chest, jaw, and leg injuries.
Will my cat’s broken rib heal on its own?
Usually, with rest and pain control, once a vet has checked for lung injuries.
Sources
- Merck Veterinary Manual: Thoracic trauma in small animals
- Merck Veterinary Manual: Pneumothorax in small animals
- Vnuk D, et al. Feline high-rise syndrome: 119 cases (1998–2001). J Feline Med Surg. 2004
- AAHA Pain Management Guidelines for Dogs and Cats. 2022
This article is for general education and is not a substitute for care from your own veterinarian. Learn about The Pet Vet and our editorial policy.