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I left the house for four hours and came back to a dog I barely recognised. Ollie, my retriever, had a raw, weeping patch on his thigh the size of my palm, wet and angry and clearly sore, and he'd been licking it the whole time I was gone. A hot spot, the vet called it, and the speed of it shook me, because that morning there'd been nothing there at all.
A hot spot is a moist dermatitis, a patch of skin that gets inflamed, oozes, and itches so hard the dog makes it worse by licking and chewing. They blow up fast, sometimes in hours, because the damage and the licking feed each other. Ollie's started from a tiny scratch or maybe a flea, and by the time I found it, the bite had become a wound.
The signs were obvious once I knew what to look for. Hair matted and clumped over a red, wet area, a smell I can only call sour, and a dog who couldn't leave it alone. Ollie flinched when I touched near it, which told me the pain was real, and the constant licking meant it would never heal on its own. A hot spot left to a dog is a hot spot that grows.
The vet clipped the fur around it, which alone made it look ten times worse and ten times more treatable, because the trapped moisture under the matted hair was the problem. She cleaned it, gave Ollie a cone so he couldn't reach it, and sent me home with a topical treatment and a firm instruction: no licking, no matter how much he begged.
The cone was the real cure. A hot spot can't heal while the dog is chewing it, and the cone bought the skin the quiet it needed. Within two days the weeping stopped, the redness faded, and Ollie learned to hate the plastic halo with the passion of the wrongly accused. By day five it was a dry scab, and by day ten, fur was growing back.
The cause mattered for stopping the next one. Ollie's came from a damp coat after a swim he hadn't been dried, and the warm fold of skin under his thigh was the perfect nest. Now I towel him off properly after water, and the hot spots haven't returned. A wet dog is a future hot spot if you ignore the drying.
Act the day you see it, not the day after. A hot spot doubles in size overnight, and the longer it weeps, the harder it is to stop the licking. Clip the fur, clean it, and block the tongue, in that order, and you've done most of the work.
Don't let the dog lick it. A cone, a suit, a bandage, whatever stops the mouth, because the licking is the engine of the problem. I know the cone looks cruel; the open wound it prevents is crueller.
Dry your dog after swimming or a bath, especially in the warm folds and under the ears where moisture hides. Most hot spots I've seen started in a spot that was wet and forgotten, and five minutes with a towel is the prevention that actually works.
Watch for fever or spreading, and get to a vet if it's large or your dog is unwell, because some need oral meds. Ollie's was caught early and stayed simple, and a simple hot spot is a boring story, which is exactly what you want.
The summer after, Ollie got another, smaller one, and because I caught it at the first damp patch, the clip-and-cone routine worked in three days instead of ten. Early action is the whole difference with these, and the second time proved it, a boring patch that never became the angry wound because I didn't wait to see if it would get worse. It always gets worse if you wait.
I changed the after-swim habit too. Now the towel goes everywhere with us, and the spots he loves to soak, the armpits, the thighs, the ears, get a proper dry before we get in the car. A five-minute dry beat a two-week course, and the routine stuck because the alternative was a dog in a cone again, miserable and baffled by the plastic. Prevention is just the boring version of the cure, done early.
He doesn't love the towelling, squirms and gives me the look, but he's never had a third one, and that's the only review that counts.
The trick I'd pass on is the daily once-over, a hand run over the coat while you're already petting them, because the hot spot announces itself to the fingers before the eyes. Ollie's second one felt like a warm bump a day before it showed, and that head start is the difference between a quick fix and a weeping wound. A minute of touching saves a week of cone.