Friday, September 19, 2008

Rheumatic Definition

Rheumatic as medical name same as Rheumatic fever is common worldwide and responsible for many cases of damaged heart valves. In the Western countries, it became fairly rare since the 1960s, probably due to widespread use of antibiotics to treat streptococcus infections. While it is far less common in the United States since the beginning of the 20th century, there have been a few outbreaks since the 1980s.

Although the disease seldom occurs, it is serious and has a mortality of 2–5%. Rheumatic fever primarily affects children between ages 6 and 15 years and occurs approximately 20 days after strep throat or scarlet fever. In up to a third of cases, the underlying strep infection may not have caused any symptoms.

The rate of development of rheumatic fever in individuals with untreated strep infection is estimated to be 3%. The incidence of recurrence with a subsequent untreated infection is substantially greater (about 50%). The rate of development is far lower in individuals who have received antibiotic treatment. Persons who have suffered a case of rheumatic fever have a tendency to develop flare-ups with repeated strep infections.

The recurrence of rheumatic fever is relatively common in the absence of maintenance of low dose antibiotics medicine, especially during the first three to five years after the first episode. Heart complications may be long-term and severe, particularly if valves are involved.

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