
Understanding Hot Spots, moist dermatitis in Dogs: Treatment and Care With the warmer temperatures a common issue that many dogs face is moist dermatitis, more commonly known as hot spots. These localized skin infections often lead to itching, redness, and irritation, and they can become quite painful if not addressed promptly. Hot spots are areas of skin inflammation and infection that can occur abruptly and cause significant discomfort. The most common area is on the face under the ear.