im 55 and had a sinus infection in feb 2016. it was treated with a zpac. i t was still bad a week after the antibiotics ran out. then it suddenly got better. then in mar19 i had a big stroke with numbness on the entire right side that im slowly recovering from. two weeks after the stro9ke i got another sinus infection mostly on the right side as that is where the most drainage is. still fighting it with aug 875 and 5 days of prednislone. did the sinusitis cause the stroke