[Negative pressure in sinuses causing headache].
D005402:Fistula; D006261:Headache / Q000209:etiology*; D006801:Humans; D008443:Maxillary Sinus; D010256:Paranasal Sinuses; D011312:Pressure
HEADACHE/etiology and pathogenesis; MAXILLARY SINUS
Cefalee ex vacuo di origine mascellare.