The cause of Plummer-Vinson syndrome is unknown; however, genetic factors and nutritional deficiencies may play a role. Women are at higher risk than men.
Soothes itchy ears. Diluting apple cider vinegar with 50 percent water provides a solution for a common dog problem: itchy ears. Just use a cotton swab or gauze pad soaked in the diluted vinegar. If itchy ears continue, your dog may be allergic to something in his diet.
If you feel that moisture is accumulating in your dog's ears, such as after a few laps in the pond or after a bath, place several drops of the vinegar and alcohol mix in the ear. The vinegar is acidic and helps destroy bacteria and yeast. The alcohol is a drying agent and helps remove excess moisture.