Dorsal Thermal Necrosis in Dogs | Tucson News

Tucson News Today | 2 Min Now | The Daily News Now! · Aug 24, 2026 · 1m

Dogs aren’t just getting sunburns—they’re suffering from a rare, hidden heat injury called dorsal thermal necrosis, where trapped body heat causes deep tissue damage beneath the fur. Meet Claire, a dog who endured this painful condition after prolonged sun exposure, requiring intensive care at the Arizona Humane Society. Diagnosing it is tough—symptoms can take days to appear and mimic common allergies—so vets must ask detailed questions to uncover the truth. Though rare and complex, Claire’s story proves early intervention and expert care can lead to full recovery and even a forever home…