Feasibility of Right Upper Transversal Hepatectomy in the Absence of an Inferior Right Hepatic Vein: New Insights regarding This Complex Procedure

Table 1

Patients’ clinical data.

Patient	1	2	3	4
Disease	CRLM	CRLM	CRLM	CRLM
Number of metastases	3	3	1	1
Location (liver segments) and size of metastases	8 (3.5 cm); 1 (1.3 cm); 3 (0.9 cm)	7, 8, 4A (3.9 cm); 5 (4.1 cm); 5 (2 cm)	7, 8, 4A (7.2 cm)	7, 8, 4A (6 cm)
Surgery	RUTH + Seg 1WR + Seg3WR	RUTH + Seg5WR	RUTH	RUTH
IRHV	Present	Present	Absent	Absent
Age (years)	59	69	66	57
Sex	F	M	F	F
BW (kg)	55	71	60	65
Height (meters)	1.59	1.75	1.60	1.65
BMI (kg/m^2)	21.8	23.2	23.4	23.9
Pre-op chemotherapy	FOLFOX	FOLFOX	—	FOLFOX
Pre-op chemotherapy cycles	2 cycles	3 cycles	—	2 cycles
pRBC	0	0	0	0
FFP	0	0	0	0
Operative time (minutes)	330	420	360	300
EBL (ml)	600	100	400	200
ICU (days)	1	2	2	1
Hospital stay (days)	8	6	7	7
M&M (Dindo-Clavien)	1	1	1	1
Post-op Child-Pugh	5	5	5	5
Follow-up (months)	69	12	39	16

RUTH: right upper transversal hepatectomy, WR: wedge resection, IRHV: inferior right hepatic vein, Seg: liver segment, BW: body weight, BMI: body mass index, CRLM: colorectal liver metastasis, Pre-op chemotherapy: preoperative chemotherapy, Pre-op chemotherapy cycles: number of preoperative chemotherapy cycles, pRBC: packed red blood cells, FFP: fresh frozen plasma, EBL: estimated blood loss, ICU: intensive care unit, MM: morbidity and mortality, Post-op Child-Pugh: postoperative Child-Pugh score.