Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so bad it seemed like your skull was splitting? I once felt like that, huddled in bed, not able to face the light. I was dealing with sphenoid sinusitis, a condition that can really mess with your https://louisawpjd.slypage.com/32034600/sphenoid-sinusitis-can-be-successfully-treated