Surgeons treat diseases, injuries, and deformities by invasive, minimally-invasive, or non-invasive surgical methods, such as using instruments, appliances, or by manual manipulation.
Oral Surgeons perform surgery and related procedures on the hard and soft tissues of the oral and maxillofacial regions to treat diseases, injuries, or defects. May diagnose problems of the oral and maxillofacial regions. May perform surgery to improve function or appearance.
OBGYNs perform cesarean sections or other surgical procedures as needed to preserve patients' health and deliver babies safely.
Allergists and Immunologists diagnose, treat, and help prevent allergic diseases and disease processes affecting the immune system.
Neurologists diagnose, treat, and help prevent diseases and disorders of the nervous system.
Pathologists diagnose presence and stage of diseases using laboratory techniques and patient specimens. Study the nature, cause, and development of diseases. May perform autopsies.
Radiologists examine and diagnose disorders and diseases using x-rays and radioactive materials. May treat patients.
Rehab Physicians diagnose and treat disorders requiring physiotherapy to provide physical, mental, and occupational rehabilitation.
Sports Medicine Physicians diagnose, treat, and help prevent injuries that occur during sporting events, athletic training, and physical activities.
Nuclear Medicine Physicians diagnose and treat diseases using radioactive materials and techniques. May monitor radionuclide preparation, administration, and disposition.
Hospitalists provide inpatient care predominantly in settings such as medical wards, acute care units, intensive care units, rehabilitation centers, or emergency rooms. Manage and coordinate patient care throughout treatment.
Ophthalmologists diagnose, treat, and help prevent diseases and injuries of the eyes and related structures.
Preventive Med Physicians apply knowledge of general preventive medicine and public health issues to promote health care to groups or individuals, and aid in the prevention or reduction of risk of disease, injury, disability, or death. May practice population-based medicine or diagnose and treat patients in the context of clinical health promotion and disease prevention.
Dermatologists diagnose, treat, and help prevent diseases or other conditions of the skin.
Internists treat internal disorders, such as hypertension, heart disease, diabetes, and problems of the lung, brain, kidney, and gastrointestinal tract.
Psychiatrists prescribe, direct, or administer psychotherapeutic treatments or medications to treat mental, emotional, or behavioral disorders.
CEOs determine and formulate policies and provide overall direction of companies or private and public sector organizations within guidelines set up by a board of directors or similar governing body. Plan, direct, or coordinate operational activities at the highest level of management with the help of subordinate executives and staff managers.
Pediatricians prescribe or administer treatment, therapy, medication, vaccination, and other specialized medical care to treat or prevent illness, disease, or injury in infants and children.
Nurse Anesthetists administer anesthesia, monitor patient's vital signs, and oversee patient recovery from anesthesia. May assist anesthesiologists, surgeons, other physicians, or dentists. Must be registered nurses who have specialized graduate education.
Biofuels Development Managers define, plan, or execute biofuels/biodiesel research programs that evaluate alternative feedstock and process technologies with near-term commercial potential.