one person have lvef 25 % for 13 years. one day he had fever for 30 min., no need to take any medicine for fever, it was go normal after 30 minutes. & after that within 3 mns. his lvef goes to 5 %. but he feels weakness heavyly. & when his lvef goes to 15 % his crt.
goes to 2.1. md cardio. tells that it is the reason of kidney failure & md nephro says it is not so significant. after 4 mns. patient dies. what is the reason for all this