Fig. 1From: Long-term outcome of percutaneous transluminal renal angioplasty (PTRA) versus PTRA with stenting (PTRAS) in transplant renal artery stenosisFlow diagram of the study protocol. KT, kidney transplantation; TRAS, transplant renal artery stenosis; DUS, doppler ultrasound; MRA, magnetic resonance angiography, CTA, computed tomography angiographyBack to article page