I thought this too until I learnt what tinnitus actually is. Tinnitus isn't your ear ringing, its you losing hearing from loud noises and the loss of said hearing fucking with your brain and then due to that your brain creates that ringing noise.
Source. Have high cranial pressure.
Then schedule appointment with a neurologist or neuro-ophthalmologist or both. The real test is a spinal tap to measure pressure. They will also drain off fluid if high. I felt 10x better when they did that.
Medication is usually Diamox, lasix, topomax.
It can cause swelling in back of eyes, so sometimes eye doctors will notice first. But not always.
Not sure how ‘temporary tinnitus’ can be explained by this theory.