Types of Kidney Stones. Occasionally, high levels of chemicals in the urine form into crystals. Eventually these crystals become large enough to form stones in the kidney, a condition called nephrolithiasis. Stones (calculi) may also form in the ureter or the bladder.
Ear infections usually begin with inflammation of the outer ear canal, caused by bacteria or yeast. But, ear infections in dogs can be caused by food allergies, parasites, foreign bodies, trauma, excess moisture in the ear or hereditary conditions. If you think your dog has an ear infection, take him to the vet for treatment. Then learn how to prevent ear infections and properly clean your dog's ears.
Ear mites are tiny parasites that live out their life cycle mostly inside the ear canal. They are quite common and can cause severe irritation and itchiness of the ears. The most common ear mite of cats and dogs is Otodectes cynotis, and therefore an infestation with ear mites is sometimes called otodectic mange.. Ear mites primarily live in the ear canal, where they feed on skin debris. Their presence causes inflammation, and can also lead to secondary ear infections.