Which of the following statements about diphtheria is FALSE?
A) All species of Corynebacterium may be pathogenic.
B) Its toxin interferes with eukaryotic protein synthesis.
C) It produces a characteristic pseudomembrane that can adhere to tissues in the throat.
D) Its growth on Loffler's medium is used for absolute diagnosis of the bacterium.
E) Its toxin can be absorbed into the blood from cutaneous lesions leading to severe complications.

Question

Quizplus · Accepted Answer

The growth of Corynebacterium diphtheriae on Loffler's medium is a presumptive diagnosis, as other nonpathogenic species can also grow on this medium. Further testing is required for absolute diagnosis.

Which of the Following Statements About Diphtheria Is FALSE