https://www.vetsurgeon.org/f/clinical-questions/24429/ivu-in-a-kitten---what-age Hi all, I have a 3m old ragdoll kitten that was born with a deformed tail (shortened and sl twisted) and has leaked urine ever since birth. I have suggested that an IVU would be the best way to investigate for possible ectopic ureters, but wondereden-USTelligent Community 10https://www.vetsurgeon.org/thread/160267?ContentTypeID=1Sat, 18 Jun 2016 08:57:42 GMT146601cc-3922-4be7-9974-7e1d4e45a66b:df449dd7-c013-4aa3-a44c-bb2fab8463caHolly Norman<p>Hi Tom,</p> <p></p> <p>I&#39;ll be honest I&#39;m not sure! But (anecdote alert!) I&#39;m sure I remember helping with an IVU on a very small kitten at university that was confirmed to have an ectopic ureter!</p><div style="clear:both;"></div>