Otology-neurotology is the study and medical care of diseases of the ear. An otologist and a neurotologist are physicians who treat chronic ear disease, hearing loss, dizziness, tinnitus, and facial nerve disorders. They also diagnose and treat other disorders of hearing and balance, and have special knowledge and skills in anatomy and physiology of the ear, epidemiology, pathology, genetics, immunology and microbiology.

Doctor density varies by specialty and location. California has 33 practicing otologists / neurotologists. Broken out by city, otology / neurotology doctor density in Arcadia is 1, in Beverly Hills is 1, in Brea is 1, in Encino is 1, in Freedom is 1, in Fullerton is 1, in La Jolla is 2, in Long Beach is 1, in Los Alamitos is 1, in Los Angeles is 10, in Martinez is 1, in Newport Beach is 1, in Northridge is 1, in Oakland is 1, in Orange is 7, in Orinda is 1, in Palo Alto is 2, in Pomona is 1, in Sacramento is 3, in San Diego is 4, in San Jose is 2, in Santa Cruz is 1, in Santa Monica is 1, in Stanford is 3, and in Walnut Creek is 1.

California’s population is 36,142,137, and it is America’s third largest and most populous state. It also claims the highest and lowest altitudes in the lower 48 states. The lowest point in the country, Death Valley, is also home to the nation’s highest recorded temperature, 134 degrees. Tourists flock to this state for its many outdoor activities and attractions, including Universal Studios, Disneyland, Rodeo Drive shopping, the Golden Gate Bridge in San Francisco, wine country tours, and California’s numerous beaches and parks. Los Angeles is the nation’s second largest city, but California’s capital is Sacramento. The giant sequoias in California’s forests are among the oldest living things in the world, and a redwood in the Redwood National Park is said to be the world’s tallest tree, at 365 feet. California achieved statehood in 1850, and was named the Golden State after the beginning of the Gold Rush in 1848.

According to 2005 Census estimates, California has a population of 36,132,147. Of this population, 9,308,563 are under the age of 18 and 3,827,038 are at or above the age of 65.