Sphenoid Sinusitis: Headaches, Fungal Causes, and Treatments Have you ever had a headache so bad it seemed like your skull was splitting? I when felt like that, snuggled in bed, not able to face the sunlight. I was handling sphenoid sinusitis, a condition that can truly mess with your life. https://cesarytebz.blue-blogs.com/38504087/the-definitive-guide-to-sphenoid-sinusitis