Hi,
can't help....I had a good surgeon went in supraclavicularly and did a great job for the vasular side still have issues with neuro side......
however this sounds kinda weird to me.....like an error they may not have told you of????? anyhow not sure on your surgeon and if he/she has done many surgeries and which way then went in to fix your tos!!
hope somebody can help....but welcome....hope we can help with other issues!!!
hugs,
Victoria