FRONTAL SINUS

(noun)

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There is 1 meaning of the phrase Frontal Sinus.

"The frontal sinus is located behind the forehead."

"An infection in the frontal sinus can cause headaches."

"The frontal sinus is one of the four pairs of sinuses in the human skull."

"The frontal sinus can be affected by sinusitis."

"Inflammation of the frontal sinus can cause facial pain."

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