Is it normal for a dog's third eyelid to be showing all of a sudden?

This afternoon I noticed that my dog's third eyelid is visibly showing, which I've never seen before. It seems to have happened all of a sudden, and I'm not sure if this is something normal or if it might indicate some underlying issue. Could this just be temporary, or should I be concerned and have it checked by a vet?

Answer

It's concerning when you notice an unusual appearance in your dog's eyes, such as the third eyelid showing. This change could be temporary, but it's important to determine if there's an underlying issue.

  • Sudden visibility of the third eyelid may indicate a problem.
  • It could be temporary or due to an underlying health condition.
  • Consultation with a vet is advisable to ensure your pet's wellbeing.

The third eyelid, or nictitating membrane, can sometimes become more apparent in dogs due to various reasons such as fatigue, dehydration, or potential health issues including conjunctivitis, an eye injury, or a systemic illness. Although it can occasionally resolve on its own, it’s always better to err on the side of caution, as early diagnosis can prevent more serious concerns. Spending a moment to observe if your dog shows any other symptoms can be valuable information for your vet.

Book a consultation with a licensed vet at Dial A Vet for just $49 AUD if you're unsure or symptoms are getting worse.

Frequently Asked Questions

  • Can a dog’s third eyelid show when they are tired?

    Yes, a dog’s third eyelid can sometimes become more visible when they are tired or feeling unwell. However, it should not be ignored if it persists.

  • What could cause my dog's third eyelid to appear suddenly?

    Several factors could cause this, including eye infections, allergies, irritation, or systemic health issues. Consulting with a vet can help identify the cause and provide appropriate treatment.

  • Is it an emergency when a dog's third eyelid is showing?

    If your dog is showing other symptoms like lethargy, vomiting, or if their condition seems to worsen, it is advisable to seek veterinary care promptly.

Still worried? Chat to a real vet.

Book a fast telehealth consult for personalised guidance and next steps.

Book a consult

Next available appointment

Loading…