Del Bueno ML y cols. Hepatectomía asociada a resección venosa portal. Rev Argent Cir 2022;114(1):67-71
69
grado 0 la no invasión, I invasión hasta la advenꢀcia y II
La morbilidad asociada a la resección venosa
hasta la ínꢀma). Sin ganglios linfáꢀcos posiꢀvos y már- portal vs. hepatectomía sin resección venosa portal
genes de sección libres.
no muestra diferencias estadísꢀcamente significaꢀvas
5
Se realizó seguimiento cada 3 meses con tomo- cuando se trata de estos tumores .
graꢂa y marcadores tumorales y se aplicó quimiotera-
Cuando hablamos de sobrevida a largo plazo (3
pia adyuvante con 6 ciclos de gemcitabina. Actualmen- y 5 años), esta es menor en los pacientes que ꢀenen in-
4
te, la paciente cursa 12 meses posoperatorios libre de vasión de vena porta vs. sin invasión vascular . Sin em-
enfermedad.
bargo, la invasión macroscópica empeora el pronósꢀco
La cirugía en el colangiocarcinoma perihiliar si- en relación con la invasión microscópica. La sobrevida
gue siendo el único tratamiento curaꢀvo que consigue llega a los 15 meses en los pacientes con resección de
supervivencia del 20-40% a los 5 años. La invasión de la vena porta y es mayor que en los pacientes a los que no
6
vena porta conlleva la necesidad de asociar una resec- se les ofrece cirugía .
ción portal y su correspondiente reconstrucción. Esto
En conclusión, la resección venosa portal en
agrega una dificultad a la técnica quirúrgica, que se aso- colangiocarcinoma perihiliar debe ser pracꢀcada en pa-
cia con aumento en la mortalidad a los 30 y 90 días po- cientes muy precisos y en un centro de alto volumen,
3
soperatorios , que disminuye si la cirugía se realiza en ya que no se asocia a un aumento de la morbilidad pe-
4
centros de alto volumen . Los estudios tridimensionales rioperatoria y, en cambio, se asocia con mejor pronós-
son una herramienta úꢀl para la planificación preope- ꢀco de sobrevida comparados con pacientes sin opor-
ratoria en pacientes con sospecha de invasión vascular tunidad operatoria. Es importante contar con opciones
del hilio hepáꢀco. En este caso se trata de un hallazgo para la reconstrucción vascular ante eventuales hallaz-
intraoperatorio; por lo tanto no contamos con este ꢀpo gos en el intraoperatorio que requieran una resección
de reconstrucciones ya que no lo realizamos de ruꢀna. vascular.1
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ENGLISH VERSION
Cholangiocarcinoma represents 10% of liver atrophy and contralateral or bilateral portal vein branch
and bile duct tumors and 2% of all malignancies. involvement.
Anatomically, cholangiocarcinoma is divided into
Wereportacaseofperihilarcholangiocarcinoma
three types based on its locaꢀon along the biliary successfully treated with surgery with unilateral portal
tree: intrahepaꢀc or peripheral cholangiocarcinoma, vein invasion idenꢀfied intraoperaꢀvely.
perihilar cholangiocarcinoma or Klatskin tumor and
A 46-year-old female paꢀent was referred from
distal cholangiocarcinoma. The Bismuth-Corleꢁe another insꢀtuꢀon where she had been hospitalized
classificaꢀon is useful to describe tumor locaꢀon due to jaundice, choluria and acholia. During her stay in
and the extent of ductal infiltraꢀon (Figure 1a). The that center, the laboratory tests showed total bilirubin
criteria for unresectability are vascular involvement in of 13.4 mg/dL (normal value < 1mg/dL), prothrombin
one side with contralateral duct involvement beyond ꢀme of 40% and tumor marker Ca19-9 of 156 U/mL
second order of division, distant liver metastases, (normal value < 37 U/L); an abdominal ultrasound
vascular involvement of both liver lobes, extrahepaꢀc demonstrated a dilated intrahepaꢀc bile duct and
or peritoneal metastases and celiac trunk, superior normal main bile duct diameter.
mesenteric artery or paraaorꢀc lymph node metastases.
On admission to our center, an abdominal
The prognosis depends on tumor stage, parꢀcularly contrast-enhanced CT scan and a magneꢀc resonance
on tumor size, lymph node and vascular involvement, cholangiopancreatography (MRCP) were performed. A
intrahepaꢀc metastases and histologic type. Portal vein tumor-like lesion suggesꢀve of a Klatskin tumor, type
invasion is not always easy to determine preoperaꢀvely. IIIB of the Bismuth-Corleꢁe classificaꢀon (Figure 1b)
On computed tomography (CT), the loss of a clear was observed. There were no signs of arterial or portal
plane, constricꢀon of the vessel and occlusion are involvement. The tumor corresponded to stage T1
6
regarded as evidence of venous invasion . The Jarnagin- disease of the Jarnagin-Blumbgart classificaꢀon (Figure
Blumgart classificaꢀon incorporates three risk factors 1c), with marked dilataꢀon of the intrahepaꢀc biliary
that can be evidenced with imaging tests: (1) biliary tract bilaterally. There were no signs of metastases.
duct involvement, (2) portal vein invasion, and (3) lobe Because of these findings and the presence of signs
atrophy. T1 disease refers to tumor involvement of the of cholestasis, the paꢀent underwent ultrasound and
hilum with or without unilateral extension to second- fluoroscopy guided percutaneous transhepaꢀc biliary
order biliary ducts, in T2 disease there is also ipsilateral drainage. Two drainage catheters were placed on the
portal vein branch involvement and/or ipsilateral lobe rightandleꢃsides.Thesignsofcholestasisrapidlysolved
atrophy, and T3 disease refers to unilateral or bilateral with significant reducꢀon in bilirubin levels to 3.79 md/
extension to second-order biliary ducts with lobe dL, ALP of 1185 U/L and prothrombin ꢀme of 68%.