Dog swollen belly – when should I see a vet?

Updated 2026-09-30 · 1 sources

Based on: PDSA

See a vet now

This can be an emergency – contact your vet or the nearest emergency vet right now. Bloat is often caused by the life-threatening condition called GDV.

Contact a vet if you see any of this

  • A swollen belly (bloat)
  • Trying to be sick

What you can do now

  1. Contact your vet.
  2. Note when it started, how often it happens and what else you see.
  3. Take a photo or short video to show the vet.
  4. Let your dog rest somewhere calm.

Don't

  • Do not give any human medicine.
  • Do not wait if it gets worse.

What it can mean

A swollen belly, also called bloat, is a medical emergency.[1] Bloat is often caused by the life-threatening condition called GDV.[1]

Possible causes

  • GDV

What the experts say

“Bloat (a swollen belly) is a medical emergency that is often caused by life threatening condition called GDV.”

If your pet is struggling to breathe, has collapsed, is having a seizure or can't stand up: go to the nearest vet now.

Not sure how serious it is?

OkPaw asks a few quick questions about your pet and tells you in 30 seconds whether it can wait. Free on Google Play for Android.

Get it on Google Play

OkPaw is on Android now – an iPhone version is on its way.

Common questions

What can a swollen belly mean?

It can be bloat, which is a medical emergency and is often caused by the life-threatening condition called GDV.[1]

When should I contact a vet?

Contact your vet immediately if your dog has developed bloat, especially if they are also trying to be sick.[1]

Is bloat serious?

Yes. Bloat is a medical emergency.[1]

Sources

  1. PDSA

How this page was made: written with the help of AI from the sources below, then checked claim by claim against those sources. Urgency levels follow OkPaw’s fixed safety rules. It is guidance, not a diagnosis. How we write our pages

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