Results of renal artery revascularization in the post-ASTRAL era with 4 years mean follow-up

Purpose: To investigate contemporary results of percutaneous transluminal renal angioplasty (PTRA).Materials and Methods: A multicentre retrospective study analysing all patients treated with PTRA for primary symptomatic renal artery stenosis (RAS) between 2010 and 2013 at four tertiary centres. Procedures during the preceding four years were counted to evaluate for change in PTRA frequency.Results: The number of PTRA procedures decreased by...