For example, they teach patients exercises to help prevent lung infections after surgery. Technicians perform a variety of tests such as x-rays and procedures such as taking blood. Dietitians help plan specialized menus for patients and teach them how to plan a well-balanced diet. Pharmacists know the chemical makeup and correct use of drugs. They prepare the medicines used in the hospital.
Social workers offer support to patients and their families.
They can help patients and families learn about home-care, social services, and support groups. Discharge planners help patients arrange for health and home care needs after they go home from the hospital. Some older people have many health problems that threaten their ability to live on their own after they leave the hospital. In some hospitals, a team that includes a doctor, nurse, and social worker addresses the special needs of older patients. This team also may include other specialists and therapists.