Vellar (2001) reported: "The venous drainage at the bifurcation of the common hepatic duct
has been shown to enter the segment I and segment IV directly.
All cases had common intra-operative picture of thick walled gallbladder with infiltration into right lobe of liver or common hepatic duct
and two cases with colonic involvement requiring formal right hemicolectomy and ileotransverse anastomosis in one patient and segmental resection in other.
Bismuth-Corlette perihilar cholangiocarcinoma classification system (1) Type I Involves common hepatic duct
only Type II Involves confluence of the primary hepatic ducts Type IIIa Extends from the bifurcation up the right hepatic duct Type IIIb Extends from the bifurcation up the left hepatic duct Type IV Extends bilaterally from the bifurcation of the common hepatic duct
or multifocal involvement Table 3: Contraindications to curative surgery (1) Medical Contraindications A.
Some rare but possible CD variations were described in the literature  including (1) parallel cystic and common hepatic ducts
; (2) low confluence of the CD; (3) adherence of the CD to the common hepatic duct
; (4) high confluence of the cystic and common hepatic ducts
; (5) absent or short CD; (6) double CDs; (7) CD drainage into the RHD; (8) CD crossing posterior to the common hepatic duct
and joining it anteriorly; and (9) CD crossing anterior to the common hepatic duct
and joining it posteriorly.
Caption: Figure 2: MRI/MRCP showing anastomotic biliary stricture, common hepatic ductal dilatation, and subtle curvilinear filling defect within the common hepatic duct
Our patient had porta hepatis lymphadenitis compressing and obstructing the common hepatic duct
Right hepatic artery usually crosses posterior to common hepatic duct
. Its anterior division supplies segment I.
The right and left hepatic ducts and proximal of the common hepatic duct
were involved in the mass, resulting in dilatation of intrahepatic ducts.
We present a case of a 78-year-old jaundiced male patient who sustained common hepatic duct
injury during laparoscopic cholecystectomy eight months earlier.
Mirizzi syndrome is defined as common hepatic duct
obstruction caused by extrinsic compression or inflammation from cystic duct or gallbladder neck stone burden.
CT chest abdomen and pelvis was ordered which revealed a 3 x 5 cm mass arising from the apical segment of the upper lobe of right lung, a 1 cm peripheral nodule in upper lobe of left lung, a 2 cm mass along margin of pancreatic head causing obstruction to the common hepatic duct
resulting in diffuse intra hepatic biliary dilatation, and a mass in fundus of gall bladder invading into adjacent liver.
The postoperative hospital stay was 2.1 (0–158) days, and cases (46%) had hospitalization days of 1 day or less, and 92.8% had hospitalization days of 3 days or less; BDI was occurred in 20 cases (0.09%) including 6 cases of common BDI, 2 cases of common hepatic duct
injury, 1 case of right hepatic duct injury, 1 case of accessory right hepatic duct, 1 case of aberrant BDI 1 case of biliary stricture, 1 case of biliary duct perforation, 3 cases of hemobilia, and 4 cases of bile leakage.