TABLE 3.

Changes in Tumor Stage or Further Findings According to ⁶⁸Ga-FAPI PET/CT

Characteristic	N
Metastatic disease	15/21
Overall change	7/15 (47%)
Metastases in new organ system  (lymphatic [2], splenic [1], hepatic [1],  peritoneal [2], cutaneous [1])	7/7*
Absence of suggestive findings on  conventional imaging	1/7*
New detection of local relapse  and nodal metastases	1/7*
No change	8/15 (53%)
Treatment-naïve patients	6/21
Overall change	3/6 (50%)
N0/Nx to N1	2/3
M1 to M0	1/3
No change	3/6 (50%)

^*Some patients had multiple forms of changes.