WhytheExcess Mortalit inWomen After PTCA

wasattributed to smallerbodystature with smaller hearts andsmaller coronaryarter-ies. Indeed, smaller coronary arteries, more diffusedisease, and possibly an increase in coronary calcifica-tion andvessel tortuosity in womenmaycontribute tothe increase in complications. Previous studies haveshownthatcoronaryarterylumendiameteris smallerin