Table 1.

Fluorine positive lymph nodes at Day 10. This table enumerates the number of individual (local & retroperitoneal) lymph nodes which demonstrated fluorine hot spots for both double hit (Cal 27) and single hit (SCC 4) groups 10 days post IV perfluorocarbon injection.

Lymph nodes at Day 10
	Local LN	Retroperitoneal LN
Cal 27_Ml	0	0
Cal 27_M2	2	0
Cal 27_M3	2	0
Cal 27_M4	0	2
Cal 27_M5	2	0
SCC4_M1	1 (R)	0
SCC4_M2	1 (R)	2
SCC4_M3	1 (R)	1 (L)
SCC4_M4	1 (R)	0
SCC4M5	1 (R)	0
		LEGEND
		2	Bilateral
		1 (R) or 1 (L)	Unilateral right or left
		0	None