Fig. 2From: Headache induced by isolated sphenoid fungal sinusitis: sinus headache?The magnetic resonance imaging shows low signal intensity on T1 and a signal void on T2-weighted images in the right sphenoid sinus (a axial T1-weighted image, b axial gadolinium enhanced T1-weighted image, c axial T2-weighted image, d coronal T2-weighted image)Back to article page