Aerospace medicine is a preventive medicine subspecialty focused on the health, safety and performance of pilots, aircrew and astronauts operating in aviation and space environments....

Allergists/immunologists diagnose and treat patients who have asthma, allergic and immunologic conditions. The work of clinical allergists is more familiar to the public than the more...

Anesthesiologists are physicians who perform a variety of activities: manage procedures for rendering a patient insensible to pain and emotional stress during surgical, obstetrical, and...

Cardiologists diagnose and treat defects and diseases of the cardiovascular system, including the heart, blood vessels, and the circulation of blood through the body. Those cardiologists...

This specialty was called proctology (derived from the Greek word proktos, meaning anus) until 1961 when the name was changed to colon and rectal surgery to reflect a broader scope of...

Dermatology deals with the medical aspects (and sometimes surgical treatment) of skin disorders and diseases. In addition, dermatologists provide valuable medical therapy and emotional...

The emergency medicine physician is defined by the American College of Emergency Physicians (ACEP) as one who is a specialist in breadth, whose training is focused on the acute and the...

Physicians who specialize in endocrinology, diabetes and metabolism deal with the diagnosis and treatment of the hormone-producing glandular and metabolic systems. There are three...

Formerly called "family practice," family medicine was recognized in 1969 as the twentieth medical specialty and residencies were developed in response to public need for well-trained...

Gastroenterologists deal with the diagnosis and treatment of diseases and disorders related to the digestive system.the esophagus, stomach, gall bladder and biliary tract, liver, pancreas,...

Hematology deals with the diagnosis and treatment of disorders of blood, bone marrow, lymph glands, spleen, and vascular system. Medical oncology deals with the diagnosis and treatment of...

Infectious diseases physicians deal with the diagnosis and treatment of communicable diseases in outpatient and inpatient settings, including antimicrobial stewardship, emerging infections,...

A general internist specializes in the prevention, detection and treatment of illnesses in adults and is not trained in a subspecialty of internal medicine. The general internist is well...

In 2012 the American Board of Medical Specialties approved interventional radiology (IR), also known as vascular and interventional radiology or surgical radiology, as the fourth primary...

Approved as a clinical specialty in 1993, medical genetics has evolved over the past 40 years from a basic science to a clinical discipline that many believe will become a factor in most...

Medical oncology is a subspecialty of internal medicine focused on the diagnosis and treatment of cancer using chemotherapy, immunotherapy, targeted therapy and hormonal therapy. Medical...

Nephrology is concerned with the diagnosis and treatment of renal (kidney) and urinary system disease. Nephrologists treat fluid, electrolyte, acid-base, and mineral imbalances;...

Neurological surgery is concerned with the central, peripheral, and autonomic nervous systems and involves diagnosis and, frequently, surgical treatment. Although considered to be a...

The neurologist is concerned with the diagnosis and treatment of disorders of the nervous system - the brain, spinal cord, and peripheral nerves, and certain muscle disorders and pain...

Nuclear medicine physicians use radioactive molecules and atoms in the diagnosis and treatment of disease. They have a technological orientation and their work involves supervising and...

Two separate fields, obstetrics and gynecology, are combined to provide health care to women. The obstetrician cares for the woman before, during, and after her pregnancy; the gynecologist...

Occupational medicine focuses on the prevention, diagnosis and treatment of injuries and illnesses caused or influenced by workplace conditions and environmental exposures. Practitioners...

Ophthalmology is concerned with the structure, function, diseases, and abnormalities of the eye. Patients of all ages, from newborn to geriatric, may seek ophthalmologic care. Although...

Orthopedic (or traditionally, orthopaedic) surgeons seek to restore normal function to a deformed, diseased, or injured part of the musculoskeletal system utilizing medical, surgical, and...

Otolaryngology is no longer confined to the areas of ear, nose, and throat. It has become a comprehensive discipline of medicine and surgery of the head and neck region.

Pathology is the branch of medicine concerned with the cause, manifestation, diagnosis, and outcome of disease. The pathologist provides the morphologic and laboratory analysis to assist in...

Pediatrics is concerned with the physical, mental, and emotional health of young people from birth to adolescence. In addition to providing preventive health care, pediatricians are trained...

The physician who specializes in physical medicine and rehabilitation - the "physiatrist" - is interested in the diagnosis of the disease processes underlying the disability, but focus is...

Most plastic surgeons do not concentrate solely on cosmetic surgery. Their work involves the repair and correction of congenital defects, trauma surgery, and cancer reconstruction. In many...

Psychiatrists are concerned with the prevention, diagnosis and treatment of mental and emotional disorders. Although many psychiatrists are generalists, there are different models of...

Public health and general preventive medicine focuses on promoting health and preventing disease, disability and premature death at the population level rather than through individual...

Pulmonologists, or chest physicians as they are sometimes called, diagnose and treat diseases of the respiratory system. A critical care physician diagnoses, treats and supports patients...

Radiation oncology is a clinical specialty focused on the treatment of cancer and certain non-neoplastic conditions using ionizing radiation, including external beam therapy, brachytherapy,...

The diagnostic radiologist is concerned with the application of x-rays and other forms of radiant energy to diagnose and treat disease. The increase in technological developments has...

Rheumatologists diagnose and treat acute and chronic rheumatic diseases and musculoskeletal problems, primarily in outpatient settings.

General surgery is the basic discipline from which other surgical subspecialties have emerged. Surgery, by definition, deals with diseases or injuries that require operative procedures.

Thoracic surgery (also called "cardiothoracic surgery" and "cardiovascular and thoracic surgery") deals with surgery of the chest cavity containing the heart, lungs, and esophagus, as well...

Urology is a surgical subspecialty concerned with the medical and surgical treatment of disorders and diseases of the female urinary tract and male urogenital tract. Urologists are involved...