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Diphtheria Diagnosis and Treatment

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Questions and Answers

What is the most common bacterial cause of tonsillitis/pharyngitis?

Haemophilus influenzae
Streptococcus pyogenes (correct)
Streptococcus pneumoniae
Corynebacterium diphtheriae

What is the characteristic of Streptococcus pyogenes that helps it resist phagocytosis?

Erythrogenic toxin
M-protein (correct)
Streptolysin O
Collagenase

What is the primary mode of transmission of Streptococcus pyogenes?

Contact transmission
Droplet transmission (correct)
Vector transmission
Fomite transmission

What is the typical age range for Streptococcus pyogenes tonsillitis/pharyngitis?

5-8 years old (C) Signup and view all the answers

What is the complication of Streptococcus pyogenes infection that can lead to kidney damage?

Acute glomerulonephritis (D) Signup and view all the answers

What is the primary method of diagnosing Corynebacterium diphtheriae infection?

Throat swab culture (C) Signup and view all the answers

What is the characteristic of Corynebacterium diphtheriae that leads to tissue destruction and necrosis?

Production of diphtheria toxin (B) Signup and view all the answers

What is the typical treatment for Streptococcus pyogenes infection?

Penicillin for 10 days (B) Signup and view all the answers

What is the complication of Streptococcus pyogenes infection that can lead to a localized inflammatory reaction?

Diphtheria toxin production (B) Signup and view all the answers

What is the characteristic of the pseudomembrane formed in Corynebacterium diphtheriae infection?

Grayish debris layer composed of dead cells and fibrin (B) Signup and view all the answers