Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Ever had head pain so bad it felt like your skull was splitting? I as soon as seemed 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://sleepapnearisks05161.blue-blogs.com/38503895/the-ultimate-guide-to-sphenoid-sinusitis