Alesandrini AA y col. Resecciones hepáꢃcas videolaparoscópicas: estudio descripꢃvo . Rev Argent Cir. 2023;115(4):334-344
343
exponenꢀal growth since the 2000s due to the technique is an opꢀon frequently used with excellent
1
2
experꢀse acquired with the technique and to improved results, as reported by Barros Scheloꢁo et al. .
anestheꢀc techniques, along with the development Risk factors for conversion include high body
of more efficient and specific instruments such as mass index (BMI), tumor size, extent of resecꢀon,
energy devices for parenchymal transecꢀon and argon resecꢀons of the posterosuperior segments and
2
9
plasma coagulaꢀon. This has enabled to broaden the cirrhosis . In our series, conversion rate was 17.5% (21
2
3-25
.
indicaꢀons for this approach
The first studies published on malignancies
paꢀents).
The learning curve is undoubtedly a slow
demonstrated similar results to those of convenꢀonal process. Barros Scheloꢁo et al. report an applicability
surgery. The Second Internaꢀonal Morioka Consensus rate of 23% in the iniꢀal stage and 44% in the third
Conference concluded that there were no differences stage, in agreement with the interesꢀng comparaꢀve
1
3
in the surgical margins obtained, recurrence-free study by Maureꢁe et al. .
survival and overall survival between laparoscopic liver The recommendaꢀon is to start performing
2
6
resecꢀons for cancer and open surgery . Maureꢁe et resecꢀons of the anterior segments of the liver and
al. compared paꢀents eligible for laparoscopic surgery gradually progress to anatomic segmentectomies or
with those who underwent convenꢀonal hepatectomy bisegmentectomies. Only aꢄer performing 50 basic
1
3
and obtained similar oncologic results . In our laparoscopic surgeries, the next step is to conꢀnue with
laparoscopic series, more than 89% of liver resecꢀons the posterior segments, major hepatectomies, repeat
were due to cancer, and 98% of the cases were R0 liver resecꢀons, and two-stage hepatectomies. Recent
margins. Intraoperaꢀve laparoscopic ultrasound was studies comparing the results of laparoscopic versus
of great help for these results. We use laparoscopic roboꢀc hepatectomy conclude that the learning curve
ultrasound in a very dynamic manner: iniꢀally to may be shorter in the roboꢀc group, with no differences
determine the surgical limits of the tumor, and during in the rest of the variables analyzed3
0,31
.
parenchymal transecꢀon, measuring both the lateral
In conclusion, in the series here presented,
margin and the deep margin which is the most difficult laparoscopic liver resecꢀon resulted a feasible and
2
7
to obtain . In cases of tumors of the hepaꢀc dome, we safe technique. A specially trained mulꢀ-disciplinary
adopted the diamond technique described to improve team, availability of a well-equipped staff and a
2
8
the percentage of R0 resecꢀons .
fully funcꢀonal operaꢀng room, along with carefully
If the laparoscopic transducer is not available selected paꢀents, are imperaꢀve for the progress of this
or in the case of mulꢀple metastases, the hand-assisted approach.
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