Your MRI report shows that primarily brain is normal. However, you do have some issues in nose and sinuses, which may aggravate your headache, but it doesn't seem to be the primary reason for your headache. Please consult an ENT specialist for nose and sinus issues and consult neurophysician for optimization of your headache treatment.
Next Steps
Consult neurophysician
Health Tips
Avoid sleep deprivation, bright sunlight, loud noise
stress management