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, curled up in bed, not able to face the sunlight. I was handling sphenoid sinusitis, a condition that can really tinker your life. https://sleepapnealifeexpectancy83949.oblogation.com/30914898/sphenoid-sinusitis-things-to-know-before-surgery