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Medical specialty. A medical specialty is a branch of medical practice that is focused on a defined group of patients, diseases, skills, or philosophy. Examples include those branches of medicine that deal exclusively with children ( paediatrics ), cancer ( oncology ), laboratory medicine ( pathology ), or primary care ( family medicine ).
Group medical practices practice medicine by physicians who share resources. [1] There are approximately 230,187 physician practices in the United States. [2] Among the physician practices, 16.5% had only one office-based physician in 2016. [3] Physician group practices with 2-4 physicians make up 22.3% of physician offices in the United States ...
Diagnosis-related group (DRG) is a system to classify hospital cases into one of originally 467 groups, with the last group (coded as 470 through v24, 999 thereafter) being "Ungroupable". This system of classification was developed as a collaborative project by Robert B Fetter, PhD, of the Yale School of Management , and John D. Thompson , MPH ...
Treatment and control groups. In the design of experiments, hypotheses are applied to experimental units in a treatment group. [1] In comparative experiments, members of a control group receive a standard treatment, a placebo, or no treatment at all. [2] There may be more than one treatment group, more than one control group, or both.
Geriatrics, or geriatric medicine, [1] is a medical specialty focused on providing care for the unique health needs of the elderly. [2] The term geriatrics originates from the Greek γέρων geron meaning "old man", and ιατρός iatros meaning "healer". It aims to promote health by preventing, diagnosing and treating disease in older ...
A patient having his blood pressure measured. A primary care physician ( PCP) is a physician who provides both the first contact for a person with an undiagnosed health concern as well as continuing care of varied medical conditions, not limited by cause, organ system, or diagnosis. The term is primarily used in the United States.
Revenue (2022) $493,147,829 [3] Website. ama-assn.org. The American Medical Association ( AMA) is an American professional association and lobbying group of physicians and medical students. Founded in 1847, it is headquartered in Chicago, Illinois. [4] [5] Membership was 271,660 in 2022.
A substance (other than food) intended to affect the structure or any function of the body. A substance intended for use as a component of a medicine but not a device or a component, part, or accessory of a device. A substance intended for use in the diagnosis, cure, mitigation, treatment, or prevention of disease.