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. 2014 Mar 6;7(2):94–102. doi: 10.1007/s12328-014-0467-5

Table 4.

Comparison of approach routes during EUS-rendezvous technique

IHBD EHBD
Scope position Straight Push (long) Pull (short)
Schema graphic file with name 12328_2014_467_Figa_HTML.gif graphic file with name 12328_2014_467_Figb_HTML.gif graphic file with name 12328_2014_467_Figc_HTML.gif
Puncture site Stomach D1 D2
Scope stability Stable Stable Unstable
Needle maneuverability Easy Difficult Normal
Diameter of bile duct Small Large Large
Needle direction Ampulla Hepatic hilar Ampulla
Distance to papilla Long Short Very short

IHBD intra hepatic bile duct, EHBD extra hepatic bile duct, D1 duodenal bulbs, D2 2nd portion of the duodenum