Skip to contentPet emergency? Find an out-of-hours vet near you

Feline lower urinary tract disease (FLUTD)

Also known as: FLUTD · FIC · Cystitis in cats

Quick answer

A group of bladder and urethra conditions in cats, often stress-linked. Male cats with urethral blockage cannot pass urine — a life-threatening emergency. Emergency if a male cat cannot pass urine or is straining painfully.

Definition

A group of bladder and urethra conditions in cats, often stress-linked. Male cats with urethral blockage cannot pass urine — a life-threatening emergency.

Symptoms

  • Frequent trips to the litter tray
  • Straining or crying when urinating
  • Blood in urine
  • Urinating outside the box
  • Licking the genital area

When to see a vet

Emergency if a male cat cannot pass urine or is straining painfully. Female cats with repeated straining or blood also need same-day care.

Related guides & tools

Frequently Asked Questions

What is Feline lower urinary tract disease (FLUTD)?
A group of bladder and urethra conditions in cats, often stress-linked. Male cats with urethral blockage cannot pass urine — a life-threatening emergency.
What are the symptoms of feline lower urinary tract disease (flutd)?
Common signs include Frequent trips to the litter tray, Straining or crying when urinating, Blood in urine, Urinating outside the box. This is not a complete list — individual pets vary. See linked guides for fuller context.
When should I see a vet about feline lower urinary tract disease (flutd)?
Emergency if a male cat cannot pass urine or is straining painfully. Female cats with repeated straining or blood also need same-day care.