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Physician Specialties Explained: A - Z


Physician specialties explained include the top 20 physician specialties and definitions from A - Z.


Allergists-Immunologists specialize in the evaluation, diagnosis, and treatment of allergic reactions or the management of disorders involving the immune system. Examples of these conditions include: asthma, anaphylaxis, eczema; adverse reactions to allergens that in food, drugs, insect stings,and dust; immune deficiency diseases and autoimmune disease.


Anesthesiologists specialize in the administration of pain relief and the stablization of a patients condition during and immediately after surgery including the monitoring of vital organs. Anesthesiologists also diagnose and treat chronic pain.


Cardiologists specialize in treating diseases of the heart, lungs and blood vessels and the management of heart attacks, abnormal heart beat rhythms and other defects of the heart. Cardiologists may also perform certain procedures while cardiac surgeons perform major surgery to repair, replace or correct conditions of the heart and arteries.


Dermatologists specialize in the diagnosis and treatment of disorders and diseases of the skin, mouth, hair and nails including acne, skin cancers, melanomas, moles, dermatitis, allergic disorders and infectious diseases.


Endocrinologists specialize in disorders of the endocrine glands dealing with conditions of the thyroid, adrenal glands, the pancreas, the ovaries, the testes, and related conditions including diabetes and sexual problems.


Gastroenterologists specialize in disorders of the digestive system including the stomach, intestines, bowels, liver, gallbladder, esophagus, and pancrease. Also performs procedures and treats for cancer, ulcers, abdominal pain, diarrhea and jaundice.


Gynecologists specialize in conditions of the female reproductive system and genital tract including the vagina, uterus and ovaries.


Hematologists specialize in the diseases of the blood, blood system and blood forming organs such as bone marrow, lymph nodes and spleen and the treatement of anemia, sickle cell disease and lymphoma.


Hospitalists specialize in the treatment of patients in the hospital for their entire inpatient stay in conjunction with the patient's family physician and other specialists that may be involved.


Nephrologists specialize in disorders of the kidney and urinary system involving kidney disorders and renal failure and treatments such as dialysis and kidney transplantation.

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