Most common cause of lung abscess

[MedMRI]

Most common cause of lung abscess
a) Staph aureus
b) Oral anaerobes
c) Klebsiella
d) Tuberculosis
Correct Answer - B
Ans. is ‘b’ i.e., Oral Anaerobes
Most nonspecific lung abscesses are presumed to be due to
anaerobic bacteria.