Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Ever had head pain so painful it felt like your head was splitting? I as soon as seemed 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://knoxzwrlf.ourcodeblog.com/31646881/what-does-sphenoid-sinusitis-mean