MeSH definition : One of the paired, but seldom symmetrical, air spaces located between the inner and
outer compact layers of the FRONTAL BONE in the forehead.;
MeSH synonym : sinus, frontal;
MeSH hyponym : Frontal Recesses; Recess, Frontal;
Related MeSH term : Frontal Sinus Ostiums; Sinus Ostium, Frontal; Sinus Ostiums, Frontal; Agger Nasi Cells; Cell, Agger Nasi;
MeSH annotation : inflammation or sinusitis FRONTAL SINUSITIS; fractures: coordinate FRONTAL SINUS
/inj (IM) SKULL FRACTURES (IM); neoplasms: coordinate IM with PARANASAL SINUS NEOPLASMS
(IM);
Wikipedia link : https://en.wikipedia.org/wiki/Frontal sinus;