Rounds
The act of seeing patients in the hospital or another in-patient setting.
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- Roundworm
A type of parasitic worm that hatches in the intestines and lives there. The eggs of the roundworm usually enter the body through contaminated water or food or on fingers placed in the mouth after the hands have touched a contaminated object. Symptoms of roundworm infections include fatigue, weight loss, irritability, poor appetite, abdominal pain, […]
- Roux-en-Y gastric bypass
A surgical procedure which may be done for severe obesity. The procedure involves cutting the stomach in two to create a pouch out of the smaller proximal (near) portion of the stomach, attaching it to the small intestine, bypassing a large part of the stomach and all of the duodenum. The procedure may help with […]
- Royal Society, the
the “Philosophical Transactions of the Royal Society.” The other was the “Journal des Scavants” (Scholars) which appeared in France the same year. From these 2 journals are descended all of the many thousands of scientific magazines today, including those devoted to the biomedical sciences and medicine in print and on tape, CD, videocassette and the […]
- RPR test
Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream when a patient has syphilis. A negative (nonreactive) RPR is compatible with a person not having syphilis, but in the early stages of the disease, the RPR often gives false negative results. Conversely, a false positive […]
- rRNA
Ribosomal RNA, a molecular component of a ribosome, the cell’s essential protein factory. Strictly speaking, ribosomal RNA (rRNA) does not make proteins. It makes polypeptides (assemblies of amino acids) that go to make up proteins. A tiny particulate structure located in the cytoplasm of the cell (outside the nucleus), the ribosome is composed of two […]