Table 1: Characteristics of 10 TZ biopsy specimens and their corresponding PBZ biopsy specimens. H: (-) histologic absence of tumor cells, (+) histologic presence of tumor cells.
Patient H
TZ PBZ
1 + -
2 + -
3 + -
4 + +
5 + +
6 + -
7 + -
8 + -
9 + -
10 + +