Case 75. Diphtheria (68 y-o M)

　 　 　 　
　
Pseudomembrane formed in the throat in a patient with fatal dyspnea
　
　 　 　 　

　

 　 Scanning electron micrograph of a club-shaped rod without flagella or capsule, being consistent with the Corynebacterium species ("coryne" means club).