Description

Hong et al developed the Tumor Recurrent Prognostic Index (TRPI) for use in patients who have had a liver transplant for a locally advanced intrahepatic or hilar cholantiocarcinoma. This can help to identify a patient who may benefit from more aggressive management. The authors are from the University of California at Los Angeles.


 

Parameters:

(1) focality of the tumor

(2) perineural invasion

(3) lymphovascular invasion

(4) infiltrative growth pattern

(5) neoadjuvant therapy

(6) history of primary sclerosing cholangitis (PSC)

(7) location of the tumor

 

Parameter

Finding

Points

focality

unifocal

0

 

multifocal

4

perineural invasion

absent

0

 

present

4

lymphovascular invasion

absent

0

 

present

1

infiltrative growth pattern

absent

0

 

present

3

neoadjuvant therapy

administered

0

 

not administered

3

history of PSC

absent

0

 

present

2

location of the tumor

intrahepatic

0

 

hilar

1

 

total score =

= SUM(points for all 7 parameters)

 

Interpretation:

• minimum TRPI: 0

• maximum TRPI 18

• The higher the TRPI the greater the likelihood of recurrence.

Total TRPI

Risk Group

Recurrence

0 to 3

low

22% at 5 years

4 to 7

intermediate

80% at 5 years

8 or more

high

100% at 2 years

 


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