Anal sacs are nothing but the anal glands present on each side of the anus which produces small amount of dark, foul-smelling liquid that is squeezed out during defecation.

Anal sac disease may be caused by

  • Clogging of anal glands (impaction)
  • Infection
  • Abscesses  
  • Tumours

However, anal sac diseases are less common in cats than dogs and cats commonly have anal sac impactions.


Common signs of Anal Sac Disease in cats:

The signs associated with Anal Sac disease are mainly due to the pain and discomfort involved with the condition and include:

  • Scooting buttocks on ground
  • Licking the anal area
  • Biting of the anal area
  • Straining during defecation
  • Swelling of anal sacs
  • Hardening of anal sacs due to impaction
  • Passing of scanty stools at frequent intervals


Diagnosis of anal sac diseases:

Consult your vet immediately if you notice any of the above said signs in cats. He may go for a detailed rectal examination to reveal the evidence of anal sac disease. Further investigation may be done by blood examination and/or biopsy to rule out infections/cancerous conditions

How is the condition treated?

Treatment of Anal Sac Disease may include:

  • Squeezing of anal sacs (for impacted sacs)
  • Use of softening agents (for hardened sacs)
  • Use of antibiotics (for infected sacs)
  • Use of fibre rich diet (to increase the faecal bulk and evacuation of anal glands)
  • Surgical management (in non-responding cases)


A healthy pet is a happy pet

Dr. Chandrashekhar Salimath

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