MCQ IN MEDICINE

Detailed explanation-1: -The onset of rheumatic fever usually occurs about 2 to 4 weeks after a strep throat infection. Rheumatic fever signs and symptoms can include: Fever. Painful and tender joints-most often in the knees, ankles, elbows and wrists.

Detailed explanation-2: -A recent history of strep infection or rheumatic fever is key to the diagnosis of rheumatic heart disease. Symptoms of rheumatic fever vary and typically begin 1 to 6 weeks after a bout of strep throat.

Detailed explanation-3: -Rheumatic heart disease starts as a sore throat from a bacterium called Streptococcus pyogenes (group A streptococcus) which can pass easily from person to person in the same way as other upper respiratory tract infections. Strep infections are most common in childhood.

Detailed explanation-4: -Acute rheumatic fever is a type II hypersensitivity reaction that is a consequence of pharyngeal infection with group A strep (Streptococcus pyogenes), aka strep throat.