ABSITE - STOMACH – QUESTIONS WITH CORRECT ANSWERS 2025

ABSITE - STOMACH – QUESTIONS WITH
CORRECT ANSWERS 2025
AM60-year-
oldMmanMpresentsMwithMweightMloss,MearlyMsatiety,MandMmildManemia.MUpperMendoscopyMrevealsManMulc
eratedMmucosalMmassMinMtheMantrumMofMtheMstomach.MBiopsyMrevealsMgastricMadenocarcinoma.MTheMen
doscopicMultrasoundMstageMisMT2N1.MAMCTMofMtheMchest,Mabdomen,MandMpelvisMisMobtainedMandMthereMis
MnoMevidenceMofMmetastaticMdisease.MInMorderMtoMcompleteMtheMstaging,MheMwillMrequire:



A.MPETMscan

B.MCEAMandMCAM19-9Mlevels

C.MMRIMofMtheMabdomen

D.MDiagnosticMlaparoscopy

E.MGeneticMriskMassessmentM-MCORRECTMANSWERM-DiagnosticMlaparoscopy

Correct.

PETMisMnotMusedMroutinelyMforMtheMstagingMofMgastricMcancerMasMonlyM50%MofMgastricMcancersMareMPET-
avid.MStagingMlaparoscopyMidentifiesMoccultMmetastaticMdiseaseMinM23-
37%MofMpatientsMthoughtMtoMhaveMlocalizedMdiseaseMasMassessedMbyMCT.MThisMisMaMsafe,Mlow-
riskMprocedureMthatMhelpsMtoMpreventMunnecessaryMlaparotomiesMinMpatientsMwithMotherwiseMundetecta
bleMmetastaticMdisease.MStagingMlaparoscopyMshouldMbeMperformedMpriorMtoMneoadjuvantMtherapy.



AM72-year-oldMwomanMhadMupperMendoscopyMbecauseMofManemia.MAM1.5-
cmMsubmucosalMmassMinMtheMbodyMofMtheMstomachMinMadditionMtoM3MsmallM(<M0.5Mcm)MnodulesMwereMfo
undMalongMwithMaMlackMofMrugalMfolds.MBiopsiesMshowMtheMsmallMnodulesMandMlargestMmassMareMcarcinoi
dMtumorsMandMotherMbiopsiesMshowMatrophicMgastricMmucosa.MHerMserumMgastrinMlevelMisM550Mpg/mLM(
normalM<M100Mpg/mL).MOptimalMtreatmentMatMthisMtimeMwouldMbe:

A.MTotalMgastrectomy

B.MObservation

C.MWedgeMexcisionMofMtheMlargestMtumor

D.MAntrectomyMinMadditionMtoMenucleationMorMwedgeMexcisionMofMtheMlargestMtumor

E.MProximalMgastrectomyMwithMesophagogastrostomyM-MCORRECTMANSWERM-
AntrectomyMinMadditionMtoMenucleationMorMwedgeMexcisionMofMtheMlargestMtumor

Correct.

TheMtreatmentMofMpatientsMwithMgastricMcarcinoidMtumorsMdependsMonMtheMsizeMofMtheMtumorMandMtheM
cause.MThereMareM3MgroupsMofMpatients:MthoseMwithMatrophicMgastritisMorMperniciousManemia,MthoseMwit
hMZollinger-

, EllisonMsyndrome,MorMthoseMwhoseMtumorsMoccurMsporadically.MSporadicMtumorsMareMassumedMtoMbeMm
alignantMuntilMprovenMotherwise.MTumorsMassociatedMwithMhypergastrinemiaM(Zollinger-
EllisonMsyndromeMorMatrophicMgastritis)MareMlessMaggressive,MandMtreatmentMofMtheseM2MpopulationsMisM
directedMtowardMeradicationMofMhypergastrinemia.MInMfact,McompleteMregressionMofMallMtumorsMafterMant
rectomyMaloneMhasMbeenMdocumentedMinMpatientsMwithMatrophicMgastritisMandMmultipleMsmallMcarcinoid
s.



ThisMpatient'sMtumorMisMdueMtoMhypergastrinemiaMinMtheMsettingMofMatrophicMgastritis.MAMwork-
upMtoMruleMoutMZollinger-
EllisonMsyndromeMisMnotMindicatedMbecauseMtheMmucosaMinMpatientsMwithMZollinger-
EllisonMsyndromeMisMhypertrophic.MInMaMpatientMwithMatrophicMgastritis,MtheMbestMtreatmentMforMaMtumo
rM<M2McmMwouldMbeMlocalMexcisionMofMtheMdominantMtumorMwithMantrectomy.



AM50-year-
oldMmanMpresentsMwithManMasymptomatic,MincidentallyMdiscoveredMmassMarisingMfromMtheMstomach.MThi
sMisMaM10-cm,MpartiallyMcysticMlesionMarisingMfromMaM2-
cmMstalkMonMtheMgreaterMcurvatureMofMtheMstomach.MBiopsyMrevealsMaMGISTMwithM4Mmitoses/10Mhpf.MTh
eMtumorMisMpositiveMforMaMc-
kitMexonM11Mmutation.MAxialMimagingMrevealsMnoMevidenceMofMmetastaticMdisease.MTheMmostMappropriat
eMtreatmentMis:

A.MWatchfulMwaitingMwithMserialMCTMscansMeveryM3-6Mmonths

B.MWedgeMresectionMofMtheMgreaterMcurvatureMofMtheMstomachMtoMremoveMtheMcysticMmassMandMassocia
tedMstalk

C.MDistalMgastrectomyMwithMD1Mlymphadenectomy

D.MDistalMgastrectomyMwithMD2Mlymphadenectomy

E.MNeoadjuvantMimatinibM-MCORRECTMANSWERM-
WedgeMresectionMofMtheMgreaterMcurvatureMofMtheMstomachMtoMremoveMtheMcysticMmassMandMassociated
Mstalk



Correct.

SmallMgastricMGISTsMwithMlowMmalignantMpotentialMareMoccasionallyMidentifiedMincidentallyMduringMroutin
eMendoscopicMevaluation.MObservationMwithMendoscopicMsurveillanceMcanMbeMconsideredMforM<M2-
cmMgastricMGISTsMwithoutMhigh-
riskMfeaturesM(irregularMborder,McysticMspaces,Mulceration,MechogenicMfoci,MandMheterogeneity).MPrimaryM
GISTsMexhibitMlimitedMintramuralMextensionMandMrarelyMmetastasizeMtoMregionalMlymphMnodes;Mtherefore
,MwedgeMresectionMtoMnegativeMmarginsMwithoutMlymphadenectomyMisMtheMfavoredMoperativeMapproach
.MNeoadjuvantMimatinibMisMconsideredMifMtheMlocationMorMsizeMofMtheMtumorMwillMrequireMcomplexMorMm
ultivisceralMresection;MshrinkingMtheMtumorMmayMfacilitateMtheMoperationMand/orMallowMorganMpreservati
on.