Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so bad it seemed like your head was splitting? I when seemed like that, huddled in bed, not able to face the light. I was dealing with sphenoid sinusitis, a condition that can truly mess with your https://sleepapnea39494.loginblogin.com/38455741/sphenoid-sinusitis-an-overview