Acute Rheumatic Fever | Best MDS Coaching AIPGDEE preparations B-IDS

Which Of the following is true, regarding Acute Rheumatic Fever?
A. Invariably associated with mitral valve.
B. Earliest symptom is patnrut migratory arthritis.
C. Sydenham Chorea is usually present.
D. It follows streptococcal s.kin infection.

Ans. (B)

For Option (A)- Carditis- This is a 'pancarditis' that involves the myocardium and pericardium to varying degrees; its incidence decreases with increasing age, ranging from 90% at 3 years to around 30% in adolescence.

For Option (B)- Arthritis .. This is usually an early feature that tends to occur when streptococcal antibody titres are high. It is the most common major manifestation and is characterized by acute, painful, asymmetric and migratory inflammation of the large joints (typically the knee, ankles, elbows and wrist),

For Option (B), (D)-Clinical Features- ARF is a multi system disorder that typically follows an episode of streptococcal pharyngitis characteristically occurs 2-3 weeks after the initial attack of pharyngitis but the patient may give no history of sore throat. Arthritis occurs in approximately 76% of the patients.

For Option (C)- Sydenham Chorea (St Vitus dance) It occur up to one-third of cases and common in females