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Medicine

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Cardiology

Question
1 out of 16
 

All are true about rheumatic fever, except: (AIIMS May 2010)



A Common in poor socioeconomic group

B Develops after streptococcal pharyngitis

C Communicable disease

D Seen in 5-15 year of children

Ans. C

Communicable disease

Peak incidence 5-15yrsQ

Occur due to pharyngeal infection with Lance field Group A Beta hemolytic streptococci Q triggers rheumatic fever 2-4wks Q later, carbohydrate cell wall of the streptococcus cross reacts with valve tissue (antigenic mimicry Q) and may cause permanent damage to the heart valves.

Extra Edge:


1. Rheumatic fever is not a communicable disease.

2. It is more common in Low socioeconomic people.

3. Primary attack rate is 3%

4. Secondary attack rate is 15 to 50%

Cardiology Flashcard List

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