Table 3.

Comparison the number of cases with residual tumors in various studies.

Study	Total cases	Reexcision (%)	Residual tumor (%)
Noria et al. [8]	65	100	35
Davis et al. [9]	239	43	40
Fiore et al. [21]	597	53	24
Chandrasekar et al. [10]	363	87	60
Venkatesan et al. [3]	42	92.5	74
Our study	51	100	68.6