Can deviated septum or minor upper bridge fracture or cartilage chip cause sinus pressure headaches? Left sinus about 60% blocked since minor bruise.

So many of them can. Deviated septum and blocked sinuses can cause headaches. Minor upper bridge fracture or cartilage chip may or may not cause. You should see an e n t doctor, if you have not yet seen one.
Migraine triggers. Yes, a deviated septum can be the source of headaches or migraines. Many other sources of frontal headaches are possible, however. No surgeon can guarantee that your headaches will be resolved with correction of a deviated septum, and you may have a postoperative period of more frequent headaches. You may be eligible for botulinum toxin treatments depending on your exact symptoms and severity.