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 infections in dogs: Symptoms, causes and treatments. Ear infections in dogs are common and most dogs suffer from this painful condition sometime in their life. Scratching and rubbing at the ear(s) and head shaking are common signs. You may also notice an abnormal odor from the ear or see redness or swelling.