Otolaryngologists treat ailments of the ears, nose, and throat. Pathologists interpret and diagnose the changes in tissue caused by disease. Physiatrists are specialists of physical medicine and rehabilitation. Psychiatrists deal with the study, treatment, and prevention of mental illness. Pulmonologists treat the lungs and respiratory system.
Radiologists use X-rays to diagnose and treat disease.
Surgeons perform operations to correct deformities, repair injuries, treat diseases, and improve functions of patients. Urologists treat ailments of the urinary tract. Work Settings Physicians may be supervised by a health administrator. They may work alone, with other Physicians, or with a nursing staff. They may supervise interns or residents as well as the nursing staff.