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Table 4 Virtual colonoscopy in stenosing colorectal cancers: sensitivity for synchronous lesions after colonoscopy follow-up at 3 months

From: Virtual colonoscopy in stenosing colorectal cancer

   Preoperative evaluation of the colon proximal to the obstructive colorectal cancer Pts. with colorectal cancers and obstructing colorectal lesions Lesions missing at preoperative virtual colonoscopy Sensitivity
Fenlon 1999 CTC 12 pts. 2 83.4%
Galia 2001 CTC 19 pts. 3 83.4%
Morrin 2005 CTC 17 pts 1 93%
Nagata 2009 PET/CT colonography 13 pts. 0 100%