Brief Reports
Copyright ©2005 Baishideng Publishing Group Inc.
World J Gastroenterol. Jun 21, 2005; 11(23): 3610-3613
Published online Jun 21, 2005. doi: 10.3748/wjg.v11.i23.3610
Table 2 Changes of vessel morphology inside or at periphery of lesions.
Blood flowCDFI (number of vessels)
PDI (number of vessels)
Before CAAfter CABefore CAAfter CA
No flow signals1000
Spot-like flow signals9141721
Short bar-like flow signals10151316
Strip-like flow signals2457
Penetrating flow signals0002