INS and diabetes mellitus: Also, 36.4% of the study patients had a history of diabetes, 30.3% of them used drugs and insulin, and the others just used diet, 51.5% had a history of hypertension (HTN), and they used medication for HTN, 21.2% had a history of dyslipidemia and all of them used drug, 6.1% had a history of heart failure, and 3.1% had a history of CVA before angiography.