Insufficient Response to Venous Stripping Surgery: Is the Penile Vein Recurrent or Residual? Geng-Long HSU, et al. - There is currently controversy on whether the insufficient response to penile venous surgery done in an attempt to restore erectile function is due to recurrent or residual veins...Although there was no statistical significance between the 2 groups in the first postoperative IIEF-5 scores, there was a significant difference in their IIEF-5 after further venous surgery [more...]