A CT and a CAT SCAN are the same thing. Ergo...this is all just NUTS!
Hillary’s MD’s use of the abbreviation ‘CTA’ is the sticking point. I get only one result from Stedman’s, so apparently it’s a standard medical abbreviation =>
“CTA computed tomography angiography
cta matches 1 abbreviation.”
http://stedmansonline.com/search?searchStr=cta&category=0