Death in Ludwig's angina occurs due to

# Death in Ludwig's angina occurs due to: (MAN -2K)
A. Sepsis
B. Respiratory obstruction
C. Cavernous sinus thrombosis
D. Carotid blow-out

The correct answer is B. Respiratory obstruction.

In Ludwig's angina there is progressive
dyspnoea due to backward spread of infection.

If not treated, it results in edema of glottis and causes complete respiratory obstruction.