“…The literature is rich with pro and con arguments regarding the role of sentinel lymph node biopsy and lymph node chain removal. The responses to the article of Morton et al (A'Hern, 2007;Grichnik, 2007;Kanzler et al, 2007;Lipsker, 2007;Retsas, 2007;Thomas, 2007), a commentary by Gonzales (Gonzalez, 2007) and responses to that commentary (Cochran and Thompson, 2008;Morton and Elashoff, 2008) serve as a window into this active debate. It is possible that a different study design or prolonged follow up will eventually reveal a survival advantage.…”