Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Ever had a headache so bad it seemed like your skull was splitting? I when felt like that, curled up in bed, not able to face the light. I was dealing with sphenoid sinusitis, a condition that can really mess with your life. https://griffinxupje.blog-kids.com/31680638/a-review-of-sphenoid-sinusitis