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  <xsd:element abstract="false" id="vcyt_ClassOfWarrantOrRightNumberOfSecuritiesForWhichWarrantsBecameExercisable" name="ClassOfWarrantOrRightNumberOfSecuritiesForWhichWarrantsBecameExercisable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="vcyt_CommonStockWarrantsMember" name="CommonStockWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars12.12Member" name="ExercisePriceDollars12.12Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_ScheduleOfCommonStockCapitalSharesReservedForFutureIssuanceTableTextBlock" name="ScheduleOfCommonStockCapitalSharesReservedForFutureIssuanceTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_VotingRightsForEachShareOfStock" name="VotingRightsForEachShareOfStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualLifeAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_PurchaseObligationAbstract" name="PurchaseObligationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_EmployeeAndNonEmployeeStockOptionMember" name="EmployeeAndNonEmployeeStockOptionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars2.68Member" name="ExercisePriceDollars2.68Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars4.00Member" name="ExercisePriceDollars4.00Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars6.04Member" name="ExercisePriceDollars6.04Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_CollaborativeArrangementNumberOfCountriesOutsideUnitedStatesInWhichMarketingAuthorizationIsObtained" name="CollaborativeArrangementNumberOfCountriesOutsideUnitedStatesInWhichMarketingAuthorizationIsObtained" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="vcyt_CollaborativeArrangementAdditionalPaymentsThatMayBeReceived" name="CollaborativeArrangementAdditionalPaymentsThatMayBeReceived" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_CollaborativeArrangementAdditionalPaymentsThatMayBeReceivedForEachCountryOutsideUnitedStatesInWhichEntityObtainsMarketingAuthorizationAndAchievesSpecifiedLevelOfReimbursement" name="CollaborativeArrangementAdditionalPaymentsThatMayBeReceivedForEachCountryOutsideUnitedStatesInWhichEntityObtainsMarketingAuthorizationAndAchievesSpecifiedLevelOfReimbursement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_CollaborativeArrangementNumberOfCountriesOutsideUnitedStatesForWhichAdditionalPaymentsMayBeReceived" name="CollaborativeArrangementNumberOfCountriesOutsideUnitedStatesForWhichAdditionalPaymentsMayBeReceived" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_CollaborativeArrangementMaximumAmountToBeSpentByCoPromoterForQualifyingClinicalDevelopmentActivitiesInCountriesThatRequireAdditionalTestingForApproval" name="CollaborativeArrangementMaximumAmountToBeSpentByCoPromoterForQualifyingClinicalDevelopmentActivitiesInCountriesThatRequireAdditionalTestingForApproval" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <element id="vcyt_CollaborativeArrangementCoPromotionFeeAmortizationPeriod" name="CollaborativeArrangementCoPromotionFeeAmortizationPeriod" nillable="true" type="xbrli:durationItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <xsd:element abstract="true" id="vcyt_ConvertiblePreferredStockWarrantsMember" name="ConvertiblePreferredStockWarrantsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_DebtInstrumentNumberOfInstallments" name="DebtInstrumentNumberOfInstallments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="vcyt_DebtInstrumentPeriodAfterWhichDebtIsRepayable" name="DebtInstrumentPeriodAfterWhichDebtIsRepayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_DebtInstrumentPenaltyPercentageOnPrepaymentWithinOneYearOfOrigination" name="DebtInstrumentPenaltyPercentageOnPrepaymentWithinOneYearOfOrigination" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_DebtInstrumentPenaltyPercentageOnPrepaymentWithinTwoYearsOfOrigination" name="DebtInstrumentPenaltyPercentageOnPrepaymentWithinTwoYearsOfOrigination" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_DebtInstrumentPenaltyPercentageOnPrepaymentAfterTwoYearsOfOrigination" name="DebtInstrumentPenaltyPercentageOnPrepaymentAfterTwoYearsOfOrigination" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_WarrantsAndRightsNoteDisclosureTextBlock" name="WarrantsAndRightsNoteDisclosureTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_TermLoanOneMember" name="TermLoanOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_ShareBasedCompensationNonBonusRelated" name="ShareBasedCompensationNonBonusRelated" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_IncreaseDecreaseInAccruedLiabilitiesAndDeferredRent" name="IncreaseDecreaseInAccruedLiabilitiesAndDeferredRent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ServicesAgreementAbstract" name="ServicesAgreementAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_EmployeeAndNonEmployeeStockOptionExcludingBonusCompensationMember" name="EmployeeAndNonEmployeeStockOptionExcludingBonusCompensationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_ConcentrationsOfCreditAndOtherRisksAndUncertaintiesPolicyTextBlock" name="ConcentrationsOfCreditAndOtherRisksAndUncertaintiesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_MedicareMember" name="MedicareMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_AetnaMember" name="AetnaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_UnitedHealthcareMember" name="UnitedHealthcareMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_NumberOfMajorFinancialInstitutionsWithWhichCashAndCashEquivalentsDeposited" name="NumberOfMajorFinancialInstitutionsWithWhichCashAndCashEquivalentsDeposited" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="vcyt_AllowanceForDoubtfulAccountsAbstract" name="AllowanceForDoubtfulAccountsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_TestingAndEvaluationServicesExpense" name="TestingAndEvaluationServicesExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_DebtInstrumentEndOfTermPaymentAmount" name="DebtInstrumentEndOfTermPaymentAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="false" id="vcyt_DebtInstrumentEndOfTermPaymentAsPercentageOfTotalOutstandingPrincipal" name="DebtInstrumentEndOfTermPaymentAsPercentageOfTotalOutstandingPrincipal" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantRollForward" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrantRollForward" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageGrantDateFairValue" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageGrantDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_CollaborativeArrangementDisclosureAbstract" name="CollaborativeArrangementDisclosureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_GenzymeCorporationMember" name="GenzymeCorporationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_EmployeeStockOptionExcludingBonusCompensationMember" name="EmployeeStockOptionExcludingBonusCompensationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_NonEmployeeStockOptionMember" name="NonEmployeeStockOptionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars0.08Member" name="ExercisePriceDollars0.08Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars0.80Member" name="ExercisePriceDollars0.80Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars2.36Member" name="ExercisePriceDollars2.36Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars2.40Member" name="ExercisePriceDollars2.40Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceDollars7.92Member" name="ExercisePriceDollars7.92Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_CollaborativeArrangementCoPromotionExpenses" name="CollaborativeArrangementCoPromotionExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_CollaborativeArrangementOutstandingObligation" name="CollaborativeArrangementOutstandingObligation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <element id="vcyt_ConvertiblePreferredStockOriginalIssuePrice" name="ConvertiblePreferredStockOriginalIssuePrice" nillable="true" type="num:perShareItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xmlns="http://www.w3.org/2001/XMLSchema" />
  <xsd:element id="vcyt_StockIssuedDuringPeriodSharesWarrantsExercised" name="StockIssuedDuringPeriodSharesWarrantsExercised" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="vcyt_ExercisePriceRangeFromDollars0.08ToDollars18.24Member" name="ExercisePriceRangeFromDollars0.08ToDollars18.24Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="false" id="vcyt_PaymentsOfStockIssuanceCostsInitialPublicOffering" name="PaymentsOfStockIssuanceCostsInitialPublicOffering" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <element id="vcyt_ExercisePriceRangeFromDollars1264ToDollars1824Member" name="ExercisePriceRangeFromDollars1264ToDollars1824Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_NoncashExpenseInterestOnDebtBalloonPayment" name="NoncashExpenseInterestOnDebtBalloonPayment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_OtherIncomeRentReimbursement" name="OtherIncomeRentReimbursement" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_DebtInstrumentEndOfTermPaymentInterestAmount" name="DebtInstrumentEndOfTermPaymentInterestAmount" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_ExercisePriceDollars10.45Member" name="ExercisePriceDollars10.45Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_ExercisePriceDollars12.06Member" name="ExercisePriceDollars12.06Member" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_CollaborativeArrangementCoPromotionFeesPercentageOfCashReceiptsRemainingPeriods" name="CollaborativeArrangementCoPromotionFeesPercentageOfCashReceiptsRemainingPeriods" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_CollaborativeArrangementCoPromotionFeesPercentageOfCashReceiptsNextFiscalYear" name="CollaborativeArrangementCoPromotionFeesPercentageOfCashReceiptsNextFiscalYear" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_CollaborativeArrangementCoPromotionFeesPercentageOfCashReceipts" name="CollaborativeArrangementCoPromotionFeesPercentageOfCashReceipts" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_AllegroDiagnosticsCorpMember" name="AllegroDiagnosticsCorpMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedLiabilities" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccruedLiabilities" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInProcessResearchAndDevelopment" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInProcessResearchAndDevelopment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_ScheduleOfComponentsOfAcquisitionConsiderationTableTextBlock" name="ScheduleOfComponentsOfAcquisitionConsiderationTableTextBlock" nillable="true" type="nonnum:textBlockItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_BusinessAcquisitionNumberOfSharesReceivedForEachSubsidiaryShare" name="BusinessAcquisitionNumberOfSharesReceivedForEachSubsidiaryShare" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_BusinessAcquisitionRightToReceiveUponCancellationOfPreferredStockNumberOfShares" name="BusinessAcquisitionRightToReceiveUponCancellationOfPreferredStockNumberOfShares" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_BusinessAcquisitionRightToReceiveUponCancellationOfPreferredStockCash" name="BusinessAcquisitionRightToReceiveUponCancellationOfPreferredStockCash" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_IndefiniteLivedInProcessResearchAndDevelopment" name="IndefiniteLivedInProcessResearchAndDevelopment" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_PaymentsToAcquireBusinessesSettlementOfLiabilitiesIncurred" name="PaymentsToAcquireBusinessesSettlementOfLiabilitiesIncurred" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_TransactionBonusesOtherPaymentsToEmployeesAndAcquisitionRelatedExpensesMember" name="TransactionBonusesOtherPaymentsToEmployeesAndAcquisitionRelatedExpensesMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_InterestExpenseRelatedToIndebtednessOfAcquiredEntityMember" name="InterestExpenseRelatedToIndebtednessOfAcquiredEntityMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" xmlns="http://www.w3.org/2001/XMLSchema" />
  <element id="vcyt_IncreaseDecreaseInRevenue" name="IncreaseDecreaseInRevenue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" xmlns="http://www.w3.org/2001/XMLSchema" />
</xsd:schema>
