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Frontal sinus
Other Terms:
Nasal sinuses,
Cavity of frontal bone,
Sinus frontalis,
Sinus frontal
Description
Variable sized cavities located within the plate of the frontal bone superior to the medial supra-orbital margins. The sinuses communicate inferiorly via ducts with the nasal cavity. Early in life they are simple extensions of the nasal epithelium that enlarge and cavitate the bone forming variably larger sinuses by adolescence.
Latin
Sinus frontalis
French
Sinus frontal
