During a review of medical journal articles, csi found an article titled "orbital atherectomy-induced coronary fistula" in the journal of the american college of cardiology in june of 2016.It was discovered that an orbital atherectomy-induced fistula occurred.The article reported that, "orbital atherectomy was performed successfully and followed-up with balloon angioplasty and stent placement.Post-procedure, persistent contrast staining was noted around the proximal circumflex, but echocardiography showed no pericardial effusion.The patient was discharged three days later with resolution of her symptoms." "however, the patient presented two months later with progressive dyspnea, edema and chest tightness.The patient was found to have moderate pericardial effusion and bilateral pleural effusions.Despite diuresis, the patient had persistent hypoxemia.Catheterization revealed patent proximal to mid circumflex stents and a fistula between the proximal/mid circumflex artery and the coronary sinus/venous system.The fistula was successfully excluded with the placement of two covered stents." csi has requested additional information, but none has yet been received.
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