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They treat immune system disorders such as asthma, eczema, food allergies, insect sting allergies, and some autoimmune diseases.
Allergists/Immunologists
These doctors give you drugs to numb your pain or to put you under during surgery, childbirth, or other procedures. They monitor your vital signs while you're under anesthesia.
Anesthesiologists
They're experts on the heart and blood vessels. You might see them for heart failure, a heart attack, high blood pressure, or an irregular heartbeat.
Cardiologists
You would see these doctors for problems with your small intestine, colon, and bottom. They can treat colon cancer, hemorrhoids, and inflammatory bowel disease. They also can do a colonoscopy and other tests for colon cancer.
Colon and Rectal Surgeons
They care for people who are critically ill or injured. You might see them if your heart or other organs are failing or if you've been in an accident.
Critical Care Medicine Specialists
a physician who specializes in diagnosing and treating disorders of the skin
Dermatologists
Specialize in hormonal and glandular conditions. They often work with patients who have diabetes mellitus.
Endocrinologists
These doctors make life-or-death decisions for sick and injured people, usually in an emergency room. Their job is to save lives and to avoid or lower the chances of disability.
Emergency Medicine Specialists
They care for the whole family, including children, adults, and the elderly. They do routine checkups and screening tests, give you flu and immunization shots, and manage diabetes and other ongoing medical conditions.
Family Physicians
Specialize in managing diseases of the gastrointestinal tract: the stomach, intestines, esophagus, liver, pancreas, colon, and rectum.
Gastroenterologists
These doctors care for the elderly. They can treat people in their homes, doctors' offices, nursing homes, assisted-living centers, and hospitals.
Geriatric Medicine Specialists
Deal with blood and blood-producing organs. They often work with patients who have anemia, leukemia, and lymphoma.
Hematologists
They diagnose and treat infections in any part of your body, like fevers, Lyme disease, pneumonia, tuberculosis, and HIV and AIDS. Some of them specialize in preventive medicine or travel medicine.
Infectious Disease Specialists
They diagnose and treat hereditary disorders passed down from parents to children. These doctors may also offer genetic counseling and screening tests.
Medical Geneticists
They treat kidney diseases as well as high blood pressure and fluid and mineral imbalances linked to kidney disease.
Nephrologists
These are specialists in the nervous system, which includes the brain, spinal cord, and nerves. They treat strokes, brain and spinal tumors, epilepsy, Parkinson's disease, and Alzheimer's disease.
Neurologists
