Excessive Paranasal Sinuses and Mastoid Aeration as a Possible Cause of Chronic Headache

<table>Linear measurements of frontal sinus in the coronal plane (RW: width of the right sinus, LW: width of the left sinus, RH: height of the right sinus, and LH: height of the left sinus).</table>

Case Reports in Otolaryngology

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Figure 1

Figure 1: Excessive Paranasal Sinuses and Mastoid Aeration as a Possible Cause of Chronic Headache 