MEDICAL SPECIALISTS Allergist: helps in treating different kinds of allergies and immune system disorders like hay fever, asthma, etc. Cardiologist: treats heart diseases and cardiovascular diseases. Dentist: deals with teeth and dental problems like cavities and bleeding gums. Dermatologists: studies the skin, its structure, functions, and diseases, as well as its appendages (nails, hair, sweat glands) and treats the related ailments. Endocrinologists: studies disorders of the endocrine system and their glands. Family Practician: this is your friendly neighbourhood doctors who are basically general physicians, and treat patients of all ages & medical non-emergency conditions usually in a clinic. Gastroenterologists: studies diseases of digestive system Gynecologists: studies and treats diseases of the female reproductive system. Hematologists: studies blood and its diseases. Hepatologists: treats diseases of the liver. Immunologists: studies all aspects of the immune system in all organisms and gives treatment to diseases of the immune system. Internist: focuses on adult medicine and have completed a special study related to the prevention and treatment of adult diseases. Neonatologist: provides medical care to premature and critically ill newborn babies. Nephrologist: treats kidney diseases and problems. Neurologist: treats the brain and its conditions like seizures, strokes, Parkinson's, Alzheimer's, etc. Obstetrician: This is a part of gynaecology and the doctors are experts with childbirth, C-sections, gynaecological surgeries, prenatal care, etc. Oncologist: treats cancer patients. Ophthalmologist: takes care of eyes and treats various eye problems and performs different eye surgeries. ENT specialists: treats the Ear, the Nose and the Throat, as well as to some extent some ailments of the head and the neck.. Pediatricians: studies and treats medical problems of infants, children, and adolescents. Physiatrist: the doctor whose specialty is medicine and rehabilitation. Podiatrists: the doctor who studies and treats disorders of the foot and ankle. Psychiatrists: specializes in the study, diagnoses and treatment of mental illness and behavioural disorders. Pulmonologist: diagnoses and treats lung conditions and treatments and even manages critical care patients admitted in the ICU and those that are on ventilator support. Radiologist: carries out the study of medical use of X-rays or other imaging technologies for diagnoses and treatment of disease. Rheumatologsist: treats allergic conditions & autoimmune disorders. Surgeons: performs operations Urologists: studies the urinary system and treats urinary tract infections. Adapted from: http://www.buzzle.com/articles/types-of-doctors-and-what-they-do.html