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improvement is limited. Percutaneous transluminal renal angioplasty is a safe procedure for atherosclerotic renal artery stenosis patients, providing a significant improvement in blood pressure control and reduction in the number of oral antihypertensive medications. *P **P Time of followup Mean177。 SD (mmHg) P value Systolic blood pressure 0 Preprocedure 177。 1 3 days 177。 2 6 mos 177。 Diastolic blood pressure 0 Preprocedure 177。 1 3 days 177。 2 6 mos 177。 No. of antihypertensive drugs 0 Preprocedure 177。 1 3 days 177。 2 6 mos 177。 Table. Blood pressure and antihypertensive medication initial versus followup measurements(TOTAL N=123) JIANG Xiongjing,WU Haiying,ZHANG Huimin,et al. Clinical results of renal artery stenting as treatment for renovascular hypertension. Chinese circulation juornal, 2022, 20:89 非隨機(jī)對照研究數(shù)據(jù)結(jié)論 ? 腎動脈支架術(shù)可以有效改善血壓 ? 研究表明血壓獲益是持續(xù)性的 ? 腎功能改善并不顯著 隨機(jī)對照研究 EMMA SNRASCG DRASTIC ASTRAL STAR NITER Year of pub. 1998 1998 2022 2022 2022 2022 N(P/Medic) 23/26 25/30 56/50 403/403 64/74 28/24 stenosis NA NA NA 80 FU(Mos) 6 12 12 24 43 sCr(mg/dL) SBP 165/165 182/175 179/180 149/152 160/163 149/148 DBP 98/96 97/92 104/103 76/76 83/82 79/79 SBP(F) 140/141 166/170 160/163 143/144 151/155 146/139 DBP(F) 81/84 87/91 93/96 73/72 77/79 81/74 Outes Mean BP did not differ between either group at 6 months。 angioplasty resulted in more plications, but was more drugsparing Patients with bilateral RAS randomised to angioplasty experienced a statistically significant fall in BP。 no clinical or biochemical difference in oute noted in either group overall Mild drugsparing effect noted at 3 months in angioplasty group。 no significant differences in BP, sCr or drug dose between each group at 1 year。 22