MeSH definition : Inflammation of the NASAL MUCOSA in the FRONTAL SINUS. In many cases, it is caused
by an infection of the bacteria STREPTOCOCCUS PNEUMONIAE or HAEMOPHILUS INFLUENZAE.;
Inflammation of the NASAL MUCOSA in the FRONTAL SINUS. In many cases, it is caused
by an infection of the bacteria STREPTOCOCCUS PNEUMONIAE or HAEMOPHILUS INFLUENZAE.