Rheumatoid factor
An antibody that is measurable in the blood and is used to diagnose rheumatoid arthritis. Rheumatoid factor is present in about 80 percent of adults, and a much lower proportion of children, who have rheumatoid arthritis. It is also present in patients with other connective-tissue diseases, such as systemic lupus erythematosus, and in some patients with infectious diseases, such as infectious hepatitis.
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- Rheumatoid nodules
Rheumatoid nodules are firm lumps in the skin of patients with rheumatoid arthritis that usually occur in pressure points of the body, most commonly the elbows
- Rheumatologist
A specialist in the non-surgical treatment of rheumatic illnesses, especially arthritis. Rheumatologists have special interests in unexplained rash, fever, arthritis, anemia, weakness, weight loss, fatigue, joint or muscle pain, autoimmune disease, and anorexia. They often serve as consultants, acting like detectives for other doctors. Rheumatologists have particular skills in the evaluation of the over 100 […]
- Rheumatologist, pediatric
A rheumatologist who specializes in caring for children with rheumatic diseases. Pediatric rheumatologists are pediatricians who have completed an additional 2 to 3 years of specialized training in pediatric rheumatology and are usually board certified in pediatric rheumatology. They have special interests in unexplained rash, fever, arthritis, anemia, weakness, weight loss, fatigue, muscle pain, autoimmune […]
- Rheumatology
A subspecialty of internal medicine that involves the nonsurgical evaluation and treatment of rheumatic diseases and conditions.
- Rhinitis Acute
Inflammation of the nose that occurs for only a few days. Typically this is caused by a virus (“a cold”); if it goes on beyond a week then it is probably bacterial.