Breath rancid
The rancid smell of breathing gas is due to the growth and growth of bacteria in the pus, and the protein in the pus is decomposed and decomposed to produce a foul odor. Atrophic rhinitis is a slowly developing nasal atrophic inflammation, which is characterized by atrophy of the nasal mucosa, periosteum, and bone. Those with severe and typical stench are called ozena. It usually starts in puberty and is more common in women than men.
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