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World J Gastroenterol. Mar 28, 2023; 29(12): 1863-1874
Published online Mar 28, 2023. doi: 10.3748/wjg.v29.i12.1863
Table 2 Recommended negative pressure procedural technique for each endoscopic ultrasound-guided tissue acquisition needle to achieve optimal outcomes[61]
Needle type
Best cellularity
Best diagnostic accuracy
Best overall outcome (specimen)
MenghiniStylet retraction = suction = no suctionSuctionSuction
Reverse-bevelStylet retraction = suctionSuctionSuction
FranseenStylet retractionStylet retraction = suctionStylet retraction
Fork-tipStylet retraction = no suctionStylet retraction = suctionStylet retraction