TL;DR: While occasional hairballs are normal for cats, you should seek immediate veterinary care if your cat is retching without results, acting lethargic, or refusing food.
What exactly is a cat hairball and how does it form?
A hairball, scientifically known as a trichobezoar, is a collection of fur that accumulates in a cat's stomach during grooming. While most hair passes through the digestive system, some stays behind and is eventually vomited up. These are typically cylindrical in shape due to passing through the esophagus.
How do I know if my cat's hairball situation is a medical emergency?
- The urgency level for occasional hairballs is low, as they are a normal part of feline life for most breeds.
- Consult a veterinarian immediately if your cat is retching frequently without producing anything.
- Seek medical attention if your cat shows a sudden loss of appetite or seems lethargic.
- These symptoms may indicate serious health concerns such as a gastrointestinal blockage or feline asthma.
Why should I take a photo of my cat's hairball for the veterinarian?
- Taking a clear photo of the material helps triage professionals distinguish between a simple hairball and vomiting.
- A photo allows us to evaluate the texture, color, and composition of the substance.
- Visual evidence helps identify bile or undigested food, which may point toward different underlying health issues.
Clinical Context (Merck Veterinary Manual)
Coughing in cats can be associated with primary diseases such as feline asthma or heartworm-associated respiratory disease. In cases of persistent vomiting, abdominal palpation should be performed to check for foreign bodies or abdominal discomfort, and careful examination of the oral cavity for yarn, thread, or needles is important. Abdominal radiographs should be performed to look for radiopaque foreign objects or signs of intestinal distention, indicating possible obstruction.
Chapter: Gastroenterology
Source: The Merck Veterinary Manual, 11th Edition (Page 390)