Urologia médica e cirúrgica
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Renal Artery Aneurysm Causing Symptomatic Hydronephrosis

Ania Sliwinski, Koonjbeharry B, Wetherell D, Weerakoon M, Ow D, Manya K, Lawrentschuk N, and Brennan J

Renal artery aneurysms occur in only up to 0.3% of the population [1]. They are usually an incidental finding but have been known to cause hypertension, pain, haematuria and hydronephrosis [1-3]. Dedicated CT angiography is needed to diagnose a renal artery aneurysm hence they are not always obvious on conventional CT. There have been numerous reports of renal artery aneurysms that were originally thought to be cysts [1,4,5]. This is a case report of a patient who presented with loin pain and hydronephrosis originally thought to have a classic Pelviureteric Junction Obstruction (PUJO) but was later