You guys did surgey on my heart, to remove the inf...

You guys did surgey on my heart, to remove the infection,but the infection went to my brain,i suffer a myotic anyesium. Why? Didnt you guys prevent this from happening? Why didnt the hosptial put coils in the ayeisum or give me an antibotic infusion? Im emtional broken cause of what happen. It happen in the bathroom where i fell. Now have weakness on my left side. Negelience is the term correct?