Table 4: Recurrence in various series.

SeriesStudy periodTotal number of patientsMedian follow-up in monthsRecurrence in percentage

Bafna et al. [4]1996–200037-32.4
Cheng et al. [11]1980–2002100-34
Woelber et al. [12]1996–20031033613.6
Le et al. [7]1980–2004583729.3
Landrum et al. [13]1990–200517554.513
Sharma et al. [8]1998–2005602343
Groenen et al. [14]2000–2005933123
Present series2004–2013393220.5