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. Author manuscript; available in PMC: 2012 Oct 1.
Published in final edited form as: Ann Surg Oncol. 2011 Sep 9;18(11):3079–3087. doi: 10.1245/s10434-011-2002-y

Table 1.

Trials Patients n Treatment Outcome
Izzo et al82001 (pilot) T1/2 26 US-guided RFA(margin of ≥ 5mm) Complete coagulative necrosis in 25/26
Singletary et al 12 2002 T1 30 Intraoperative RFA→ excision Complete ablation in 87% of patients
Burak et al102003 Tumor ≤ 2 cm in diameter 10 RFA → surgery (1–3 wk later) No residual lesions detected on MRI in 8/9 patients
Hayashi et al11 2003 Tumor ≤ 3 cm in diameter 10 RFA → surgery (1–2 wk later) Complete coagulative necrosis in 19/22
Fornage et al92004 Tumor ≤ 2 cm in diameter 21 RFA → surgery Complete coagulative necrosis in 20 pts
Noguchi et al34 2006 T1 10 RFA → surgery No Viable Tumor
Earashi et al35 2007 T1 24 RFA → surgery No Viable Tumor
Manenti et al36 2009 Tumor ≤ 2 cm in diameter 34 RFA → surgery (4 wks later) Complete coagulative necrosis in 26/25
Wiksel et al37 2010 ≤1.6cm 31 RFA → surgery Complete coagulative necrosis in 33/34