Diphtheria Quiz
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Questions and Answers

What is the etiology of diphtheria?

Diphtheria is caused by Corynebacterium diphtheriae.

What is the main toxin produced by toxigenic strains of C. diphtheriae?

Toxigenic strains produce a protein toxin.

What are the symptoms associated with diphtheria?

Diphtheria can cause systemic toxicity, myocarditis, and polyneuropathy.

What is the appearance of C. diphtheriae under a microscope?

<p>C. diphtheriae has a characteristic club-shaped bacillary appearance and forms clusters of parallel rays.</p> Signup and view all the answers

How is respiratory diphtheria characterized?

<p>Respiratory diphtheria is characterized by the formation of pseudomembranes in the pharynx.</p> Signup and view all the answers

What are the early complications of diphtheria?

<p>Airway obstruction</p> Signup and view all the answers

What are the late toxic manifestations of diphtheria?

<p>Polyneuropathy and myocarditis</p> Signup and view all the answers

What percentage of hospitalized patients in the Kyrgyz Republic outbreak had myocarditis?

<p>22%</p> Signup and view all the answers

What is the median time to death in hospitalized patients with diphtheria?

<p>4.5 days</p> Signup and view all the answers

When does polyneuropathy typically occur in diphtheria?

<p>3-5 weeks after the onset</p> Signup and view all the answers

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