Table 1.

Extent of resection in 83 patients undergoing surgery for perihilar cholangiocarcinoma

Extent of resection	Patients, n (%)
Right hepatic trisectionectomy (resection of hepatic segments IV, V, VI, VII, VIII ± I) + bile duct excision	31 (37%) (+pancreaticoduodenectomy in two patients)
Left hepatic trisectionectomy (resection of hepatic segments II, III, IV, V, VIII ± I) + bile duct excision	24 (29%)
Right hemihepatectomy (resection of hepatic segments V, VI, VII, VIII ± I) + bile duct excision	10 (12%) (+segment IVa resection in two patients)
Left hemihepatectomy (resection of hepatic segments II, III, IV ± I) + bile duct excision	11 (13%)
Caudate (segment I) resection alone + bile duct excision	1 (1%)
Bile duct excision alone	6 (7%)
With portal vein resection	32 (39%)
With hepatic artery resection	8 (10%)
With pancreaticoduodenectomy	2 (2%)