Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so bad it seemed like your skull was splitting? I when felt like that, snuggled in bed, not able to face the sunlight. I was dealing with sphenoid sinusitis, a condition that can actually tinker your life. https://dallasmuxtu.vidublog.com/30728917/the-smart-trick-of-sphenoid-sinusitis-that-nobody-is-discussing