about a week ago my brother was loading things on shelve at walmart when the whell hit him in the eye. he had no black eye or swelling just alot of pain and pressure ,a couple days later his vision got blurry then eventually he end up not being able to see out of it.he went to er and they said that the pain caused his blood pressure to get so high that it caused a blood vessel to burst causing bleeding behind the eye.whch is causing him not to see.now he has to see the eye doctor in two days .his eye looks normal no color change just very week eye please somebody help me will his vision be restored/