Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Ever had head pain so painful it seemed like your skull was splitting? I as soon as felt like that, huddled in bed, not able to face the light. I was dealing with sphenoid sinusitis, a condition that can really tinker your life. https://sleep-apnea-life-expectan05516.dailyhitblog.com/36964135/sphenoid-sinusitis-options