Swedish population study compared 8109 RA pts and 11562 full siblings to the general population, finding the risk of acute coronary syndrome to be increased in RA (HR 1.46; 1.28 -1.67) and RA Sibs (HR 1.22; 1.09 - 1.38) w/ risks confined to seropositives https://t.co/oYUP3jgY60