i had trible heart surgery the last week of december 2015 i was discharged jan. 2 2016. my left leg which was used for the veins needed stayed a bright red and got worse and then fair and back to worse. i have clear blisters coming up and then pop open by themselves and drain a clear to yellowish fluid out. there are also red dots now all over my body and spreading fast. my left leg this past monday morning had a patch of red dots that turned dark red and monday night bled open on the toliet seat and the outside of the patch varies from red to a dark red but blood comes out when i sit on the toliet but not always. tonight the right leg where the veins were used from got one big blister and 3 smallers blisters about 1/4 inch in diameter. what do you think is wrong possibility be wrong with my legs and body. i checked just now in the bathroom and i am now covered in small red dots... help me please