Role of “Second Look” Lymph Node Search in Harvesting Optimal Number of Lymph Nodes for Staging of Colorectal Carcinoma

Table 3

Cases in which additional lymph node search resulted in a change in pN.

Initial LN sections	Initial LN found	Initial LN positive	Additional LN sections	Additional LN found	Additional LN positive	Change in pN stage
13	8	2	31	9	1	ypN1a to ypN1b
10	16	1	4	1	1	pN1a to pN1b
7	11	0	4	6	2	pN0 to pN1b
10	9	0	107	18	0	pN0 to pN1c
4	4	0	13	11	3	pN0 to pN1b

One tumor deposit found in additional sections.