Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so painful it seemed like your skull was splitting? I when seemed like that, snuggled in bed, unable to face the sunlight. I was dealing with sphenoid sinusitis, a condition that can really mess with your life. https://lukaswtohc.bloggactif.com/32517194/sphenoid-sinusitis-options