chronic atticoantral disease
A chronic purulent otitis media which involves perforation in the attic region (pars flaccida of the tympanic membrane) or at the posterosuperior margin, with in-growth of squamous epithelium into the middle ear. This is caused as a result of poor ventilation of the middle ear and episodes of infection.
MONDO:0001920
chronic purulent otitis media
is_a
chronic atticoantral suppurative otitis media
exact