My dog’s third eyelids are covering half his eyes, what’s going on?

This afternoon I noticed that my dog’s third eyelids are covering about half of his eyes, which seems unusual. He hasn’t been rubbing them or seemed in pain, but it looks concerning and I’m not sure what might be causing it. Could this be a sign of an underlying problem, or is it something that can resolve on its own?

Embark Dog DNA Test

Recommended Product

Your dog's DNA could reveal hidden health risks.

Screen for 270+ genetic health risks and 350+ breeds. Veterinarian developed, research partner of Cornell University.

$199 USD
$139 USD
Save $60· Free US Shipping

Answer

It's concerning when your dog's third eyelids cover a significant portion of their eyes. This could indicate a few potential issues, and it’s understandable that you're worried.

  • Third eyelid exposure can sometimes resolve on its own.
  • It could be due to tiredness, stress, or a mild underlying condition.
  • If the condition persists or worsens, professional evaluation is recommended.

In dogs, the third eyelid, or nictitating membrane, can occasionally show more prominently due to factors like fatigue, dehydration, or mild irritation. Sometimes, it can also be a response to systemic issues such as illness or eye problems. Although it might resolve naturally as your dog rests or hydrates, it’s always good to monitor any changes. If you notice any additional symptoms like discharge, redness, or changes in behavior, consulting a vet is a wise decision.

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

  • What causes the third eyelid to cover my dog's eye?

    The third eyelid can become more noticeable due to fatigue, mild irritation, or dehydration. However, it can also indicate more serious conditions, such as ocular injury or systemic illness.

  • Should I be worried if my dog’s third eyelid is showing?

    If it persists or is accompanied by other symptoms like red eyes, discharge, or behavioral changes, it’s important to consult a veterinarian for a thorough examination.

  • Can this condition resolve on its own?

    Yes, in some cases, the visibility of the third eyelid can decrease as the underlying minor issues like fatigue or stress resolve. However, always observe for additional symptoms or changes.

Clinically Approved Standard by Dial A Vet Veterinary Team

Disclaimer: The customer and expert messages presented herein may have been altered with artificial intelligence or modified to enhance readability and safeguard the privacy of individuals. This content is for informational purposes only and is not a substitute for professional veterinary advice, diagnosis, or treatment. If your pet is experiencing a medical emergency, contact your local veterinarian or emergency animal hospital immediately. Talk to a vet now.

Next available appointment

Loading…