The Prevalence of Hjortsjo Crook Sign of Right Posterior Sectional Bile Duct and Bile Duct Anatomy in ERCP

Table 3

Comparative evaluation of different types of Hjortsjo Crook Sign.

RPSBD anatomical	Positive HCS; N (%)	Negative HCS; N (%)	Total
	20; (8.4)	125; (52.7)	145; (61.1)
	16; (6.8)	26; (11)	42; (17.8)
	0	8 (3.4)	8; (3.4)
	5; (2.1)	33; (13.9)	38; (16)
Type V; Mixed type	0	0	0
Undetermined	1; (0.4)	3; (1.3)	4; (1.7)
Total	42 (17.7)	195 (82.3)

RPSBD: Right Posterior Sectional Bile Duct. ’s classification of RPSBD. LHD: left hepatic duct. CHD: common hepatic duct. A: Right Anterior Sectional Bile Duct. P: Right Posterior Sectional Bile Duct. N: number. HCS: Hjortsjo Crook Sign. Data are frequency counts (percentage of total).