Otology research deals with developments in anatomy and physiology of the ear. Otology is a division of medicine which studies normal and pathological anatomy and physiology of the ear as well as its diseases, diagnosis and treatment. The related field of Neurotology provides surgical care to the nerves that connect the ear and brain. Otoneurology is a subspecialty of Neurology that provides medical care to the nerves and brain, especially as they relate to balance.