Entropion vs Cherry Eye: The Differences Owners Notice First

Two of the most common eye conditions we see

Something’s not quite right with your dog’s eye. You’re not sure exactly what you’re looking at, but you know it’s different, and that quiet worry in the back of your mind is telling you it’s worth getting checked. That instinct is almost always right, and we’re really glad you’re looking into it.
Two of the most common eye conditions we see here at Rock House Vets are entropion and cherry eye. They’re both visible to the naked eye, they both need a vet’s attention, and they’re often confused by owners seeing them for the very first time. That’s completely understandable. But once you know what each one looks like, they’re actually quite different, and the experience your dog is having is different too.

So let’s walk through what owners usually notice first, and how to tell them apart.

The first thing you usually see

With cherry eye, you’ll almost certainly spot something red. That’s the thing owners describe most often, a small pink or red lump appearing at the inner corner of the eye, sometimes quite suddenly. It can look a bit like a tiny cherry sitting at the edge of the eye (which is exactly where the name comes from), or sometimes more like a swollen bump that definitely wasn’t there yesterday. It can be quite alarming the first time you see it, particularly because it can appear almost overnight.
With entropion, the first sign is usually more about how your dog is behaving than about what their eye looks like. Dogs with entropion tend to squint, blink more than usual, or paw at their eye. You might notice the eye looks watery, or that there’s crusty discharge building up around it. If you look closely at the eyelid itself, usually the lower lid, you may notice it seems to fold or roll inward toward the eyeball rather than sitting flat and open as it should.

So in simple terms: if you’re looking at a red lump that seems to have appeared from nowhere, you’re most likely looking at cherry eye. If your dog seems uncomfortable and their eye is weepy or squinty, but there’s no obvious lump, entropion is more likely.

What’s actually going on inside the eye

Understanding what each condition involves really helps explain why they look so different from the outside.

Cherry eye happens when the small gland attached to your dog’s third eyelid pops out of its normal position and becomes visible. Most owners don’t know that dogs actually have three eyelids until something goes wrong with one of them, so this is a good moment to mention it. When the gland moves out of place, it swells and becomes inflamed. The rest of the eye may look completely normal. The issue is specifically that protruding gland.

Entropion is a structural issue with the eyelid itself. The eyelid folds or rolls inward, which means the eyelashes and the surrounding skin rub directly against the surface of the eye. That friction is constant and uncomfortable. It’s the reason dogs with entropion often seem unhappy and restless even before there’s any visible damage to the eye, because every single blink is irritating.

Which breeds are more likely to be affected

Both conditions tend to be more common in certain breeds, though for different reasons.
Cherry eye is particularly common in English Bulldogs, French Bulldogs, Cocker Spaniels, Beagles, Shar Peis and Boston Terriers. It has a genetic component, and it’s often seen in younger dogs, sometimes as young as a few months old, though it can appear at any age.
Entropion is strongly linked to breeds with prominent skin folds or a particular facial structure, including Shar Peis, Chow Chows, Bulldogs, Pugs and Rottweilers, as well as some larger breeds like Retrievers and Labradors. It tends to develop as the dog grows and the eyelid conformation becomes more pronounced, though again, it can appear at different stages of life.

If your dog is one of these breeds, it’s well worth being aware of both conditions from early on, just so you know what to look out for.

Is my dog in pain?

Both conditions can cause real discomfort, though they present differently, and this is something we feel it’s important to be honest about.
With cherry eye, the gland can become dry, irritated and increasingly inflamed over time. Some dogs seem relatively unbothered at first, whilst others will paw at the area or show clear signs of irritation quite quickly. The longer it’s left, the more uncomfortable it tends to become, and it can begin to affect tear production too.
With entropion, the discomfort is often more obvious and more persistent from the outset. That constant friction tends to be uncomfortable enough that dogs will squint almost continuously, tear up, and sometimes rub their face on furniture or the carpet. Over time, entropion can cause damage to the surface of the eye if it isn’t treated, so it really is one where getting seen sooner rather than later makes a genuine difference.

Neither condition is something to take a wait-and-see approach with. Both are very treatable, and the sooner we can take a look, the better we can help.

Can they look similar in the early stages?

Occasionally, yes, and that’s exactly why a proper examination matters rather than trying to diagnose from home.
Some cases of cherry eye can cause the eye to water and appear red or irritated in a broader way, which can initially look like general eye discomfort rather than a specific prolapse. And some dogs with entropion will have secondary discharge and swelling that makes things look more inflamed than they do in early or textbook cases.
It’s also worth knowing that some dogs can have both conditions at the same time. They’re not mutually exclusive, particularly in flat-faced breeds like Bulldogs and Pugs, which are anatomically prone to several eye issues together. We see this fairly regularly in the clinic.

If you’re genuinely unsure what you’re looking at, the most reassuring thing you can do is book an eye exam and let us have a look. It’s a quick and straightforward assessment, and it gives you a clear answer rather than a few more days of worrying.

A note on home remedies and waiting it out

We know owners often want to try something at home first, especially when a procedure sounds daunting, so it’s worth being straightforward about this.
Neither cherry eye nor entropion will resolve on its own without treatment. Cherry eye in particular can sometimes appear to pop back in on its own, but this doesn’t mean the gland is back where it should be and functioning normally. It’s likely to prolapse again, and the underlying weakness in the supporting ligament will remain.
There are various suggestions online about gently massaging the cherry eye back into place. Some vets do use a careful reduction technique in very early cases, but this is something that needs to be done by a professional, and it’s rarely a lasting solution on its own. For both conditions, surgical treatment is typically the most effective route to a comfortable, happy dog.
We know surgery can feel like a big word. But these are common, well-established procedures with really good outcomes, and we’ll always talk everything through with you clearly before any decisions are made. You’ll never feel rushed or pushed into anything here.

When to get in touch with us

The short answer is: sooner rather than later, and please don’t worry about whether it’s “serious enough” to call. If something looks or feels off, it’s always worth a conversation.

Do give us a ring or book online if you notice:

A red or pink lump at the inner corner of your dog’s eye
Persistent squinting or blinking, especially if it looks involuntary
Watery, weepy or crusty discharge from one or both eyes
Your dog is rubbing their face on the carpet or pawing at their eye
Cloudiness or any visible change to the surface of the eye
An eyelid that looks as though it’s folding inward

You don’t need to come in with a diagnosis in mind. That’s honestly what we’re here for. A gentle eye examination will tell us what we’re dealing with, and from there we can talk through the options together.

Which symptom did you notice first?

For a full overview of the eye conditions we treat, including entropion and cherry eye in more detail, head over to our Eye Conditions hub.
Worried about your dog’s eyes? Book an eye exam at Rock House Vets. We’re based in Wolverhampton and see patients from across the West Midlands. We’d love to help put your mind at rest.

At Rock House Vets, we have a particular soft spot for brachycephalic breeds, the flat-faced dogs who so often need a little extra care. Eye conditions are something we see and treat regularly, and we’re always happy to answer questions even before you’ve decided whether to come in.