Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had head pain so bad it felt like your skull was splitting? I when felt like that, curled up in bed, unable to face the light. I was handling sphenoid sinusitis, a condition that can truly mess with your life. https://dallaskpxff.bloggerchest.com/31399213/a-review-of-sphenoid-sinusitis