Article: Can positron emission tomography with the dual tracers [ 11C]acetate and [ 18F]fludeoxyglucose predict microvascular invasion in hepatocellular carcinoma?

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TitleCan positron emission tomography with the dual tracers [ 11C]acetate and [ 18F]fludeoxyglucose predict microvascular invasion in hepatocellular carcinoma?
AuthorsCheung, TT1
Chan, SC1
Ho, CL2
Chok, KSH1
Chan, ACY1
Sharr, WW1
Ng, KKC1
Poon, RTP1
Lo, CM1
Fan, ST1
KeywordsAcetic acid c 11
Fluorodeoxyglucose f 18
Advanced cancer
Cancer invasion
Cancer recurrence
Issue Date2011
PublisherJohn Wiley & Sons, Inc. The Journal's web site is located at http://www3.interscience.wiley.com/cgi-bin/jtoc/106570021
CitationLiver Transplantation, 2011, v. 17 n. 10, p. 1218-1225 [How to Cite?]
DOI: http://dx.doi.org/10.1002/lt.22362
AbstractMicrovascular invasion is a poor prognostic indicator of the recurrence of hepatocellular carcinoma (HCC) after surgical treatment. Positron emission tomography (PET) with [ 18F]fludeoxyglucose ([ 18F]FDG) as a tracer has been employed to predict the prognosis before surgery for various kinds of tumors, but it has not been found to be sensitive enough for HCC. Thus, [ 11C]acetate has been adopted as an additional tracer. This study was designed to evaluate the ability of dual-tracer PET ([ 18F]FDG and [ 11C]acetate) to predict microvascular invasion before liver resection or transplantation. Fifty-eight HCC patients who were preoperatively examined with whole-body dual-tracer PET were studied. Twenty-five patients were [ 18F]FDG-positive, and 56 were [ 11C]acetate-positive. The sensitivity of [ 18F]FDG in detecting primary HCC was 43%, and the sensitivity of [ 11C]acetate was 93%. Twenty-nine patients had HCC with microvascular invasion according to the final pathological examination. The sensitivity, specificity, positive predictive value, and negative predictive value of [ 18F]FDG PET in predicting microvascular invasion were 55.2%, 69%, 64%, and 60.6%, respectively; the corresponding rates for [ 11C]acetate PET were 93.1%, 0%, 48.2%, and 0%. The factors associated with HCC recurrence, which included multifocal involvement, a large tumor size, microsatellite lesions, poor HCC differentiation, and an advanced stage of disease, were analyzed and compared with positive PET results. A tumor size greater than 5 cm was significantly associated with positive [ 18F]FDG PET results; [ 11C]acetate was not associated with poor prognostic indicators. Preoperative [ 18F]FDG PET may predict microvascular invasion. The addition of [ 11C]acetate improves the overall sensitivity of PET, but it has no incremental value in predicting microvascular invasion. © 2011 AASLD.
ISSN1527-6465
2011 Impact Factor: 3.386
2011 SCImago Journal Rankings: 0.305
DOIhttp://dx.doi.org/10.1002/lt.22362
ISI Accession Number IDWOS:000295234700013
ReferencesReferences in Scopus
DC Field
Value
dc.contributor.authorCheung, TT
dc.contributor.authorChan, SC
dc.contributor.authorHo, CL
dc.contributor.authorChok, KSH
dc.contributor.authorChan, ACY
dc.contributor.authorSharr, WW
dc.contributor.authorNg, KKC
dc.contributor.authorPoon, RTP
dc.contributor.authorLo, CM
dc.contributor.authorFan, ST
dc.date.accessioned2011-07-27T01:36:26Z
dc.date.available2011-07-27T01:36:26Z
dc.date.issued2011
dc.description.abstractMicrovascular invasion is a poor prognostic indicator of the recurrence of hepatocellular carcinoma (HCC) after surgical treatment. Positron emission tomography (PET) with [ 18F]fludeoxyglucose ([ 18F]FDG) as a tracer has been employed to predict the prognosis before surgery for various kinds of tumors, but it has not been found to be sensitive enough for HCC. Thus, [ 11C]acetate has been adopted as an additional tracer. This study was designed to evaluate the ability of dual-tracer PET ([ 18F]FDG and [ 11C]acetate) to predict microvascular invasion before liver resection or transplantation. Fifty-eight HCC patients who were preoperatively examined with whole-body dual-tracer PET were studied. Twenty-five patients were [ 18F]FDG-positive, and 56 were [ 11C]acetate-positive. The sensitivity of [ 18F]FDG in detecting primary HCC was 43%, and the sensitivity of [ 11C]acetate was 93%. Twenty-nine patients had HCC with microvascular invasion according to the final pathological examination. The sensitivity, specificity, positive predictive value, and negative predictive value of [ 18F]FDG PET in predicting microvascular invasion were 55.2%, 69%, 64%, and 60.6%, respectively; the corresponding rates for [ 11C]acetate PET were 93.1%, 0%, 48.2%, and 0%. The factors associated with HCC recurrence, which included multifocal involvement, a large tumor size, microsatellite lesions, poor HCC differentiation, and an advanced stage of disease, were analyzed and compared with positive PET results. A tumor size greater than 5 cm was significantly associated with positive [ 18F]FDG PET results; [ 11C]acetate was not associated with poor prognostic indicators. Preoperative [ 18F]FDG PET may predict microvascular invasion. The addition of [ 11C]acetate improves the overall sensitivity of PET, but it has no incremental value in predicting microvascular invasion. © 2011 AASLD.
dc.description.natureLink_to_subscribed_fulltext
dc.identifier.citationLiver Transplantation, 2011, v. 17 n. 10, p. 1218-1225 [How to Cite?]
DOI: http://dx.doi.org/10.1002/lt.22362
dc.identifier.doihttp://dx.doi.org/10.1002/lt.22362
dc.identifier.epage1225
dc.identifier.hkuros187485
dc.identifier.isiWOS:000295234700013
dc.identifier.issn1527-6465
2011 Impact Factor: 3.386
2011 SCImago Journal Rankings: 0.305
dc.identifier.issue10
dc.identifier.openurl
dc.identifier.pmid21688383
dc.identifier.scopuseid_2-s2.0-80053291972
dc.identifier.spage1218
dc.identifier.urihttp://hdl.handle.net/10722/135520
dc.identifier.volume17
dc.languageeng
dc.publisherJohn Wiley & Sons, Inc. The Journal's web site is located at http://www3.interscience.wiley.com/cgi-bin/jtoc/106570021
dc.publisher.placeUnited States
dc.relation.ispartofLiver Transplantation
dc.relation.referencesReferences in Scopus
dc.rightsLiver Transplantation. Copyright © John Wiley & Sons, Inc.
dc.subjectAcetic acid c 11
dc.subjectFluorodeoxyglucose f 18
dc.subjectAdvanced cancer
dc.subjectCancer invasion
dc.subjectCancer recurrence
dc.titleCan positron emission tomography with the dual tracers [ 11C]acetate and [ 18F]fludeoxyglucose predict microvascular invasion in hepatocellular carcinoma?
dc.typeArticle
Author Affiliations
  1. The University of Hong Kong
  2. Hong Kong Sanatorium and Hospital