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 really mess with your life. https://deviated-septum02838.life3dblog.com/30674718/the-best-treatment-for-sphenoid-sinusitis-that-nobody-is-discussing