Cyst aspiration of renal lesions has low rate of complications
A major survey on cyst puncture and aspiration in the diagnosis of kidney lesions shows that the procedure is associated with a 1.4% rate of complications.
Case reports on over 5,600 patients showed a sharp drop in major complications at institutions with greater experience and familiarity with the procedure. Hospitals that had accumulated more than 70 cases averaged 0.75% of patients with either major or minor complications, for example.
Perirenal hemorrhage is by far the most common problem, accounting for almost half of all serious involvements. Pneumothorax, arteriovenous fistulas, traumatic urinoma, and infection are other relatively common major complications.
These are the conclusions of Erich K. Lang, MD, chairman of the Department of Radiology at Louisiana State University School of Medicine. He reported to the Washington, DC, meeting of the American Roentgen Ray Society on the results of a
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