Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so bad it felt like your skull was splitting? I as soon as felt like that, curled up in bed, unable to face the light. I was handling sphenoid sinusitis, a condition that can really mess with https://sleepapnea39494.loginblogin.com/38455741/sphenoid-sinusitis-an-overview