Periodontics · single question

Bacteria most prominently associated with chronic periodontitis:

Gram-positive anaerobic rods
Gram-negative anaerobic rods
Gram-negative aerobic rods
Gram-positive aerobic cocci

Show answer and explanation

Correct answer: B. Gram-negative anaerobic rods

Chronic periodontitis: gram-negative ANAEROBIC rods — red complex (P. gingivalis, T. denticola, T. forsythia), orange complex (Fusobacterium, Prevotella), and Aggregatibacter actinomycetemcomitans.

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