Irritation Between Dog Toes. The ice pack will also help in reducing the swelling of the dislocated toe. Yeast infections (yeast dermatitis) often affect the skin between a dog’s toes and other skin folds, as seen in itching, redness, a greasy discharge, and occasionally a brown discoloration of the dog’s toenails.

My dog's paws are swollen, red and irritated between toes. Local swelling of the nodules between the toes Embedded foreign objects, such as splinters or foxtails