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      <Form990PartVIISectionAGrp>
        <PersonNm>Umar Mahmood MD PhD</PersonNm>
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        <PersonNm>Curtis P Langlotz MD PhD</PersonNm>
        <TitleTxt>Liaison-Tech and Annual Meetin</TitleTxt>
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        <PersonNm>Matthew A Mauro MD</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>Bruce G Hafty MD</PersonNm>
        <TitleTxt>President Elect, Secretary-Tre</TitleTxt>
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        <PersonNm>Carolyn C Meltzer MD</PersonNm>
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        <PersonNm>Sanjeev Bhalla Md</PersonNm>
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        <PersonNm>Mary C Mahoney MD</PersonNm>
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        <PersonNm>James P Borgstede MD</PersonNm>
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          <USAddress>
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      <ContractorCompensationGrp>
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          <USAddress>
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      <ContractorCompensationGrp>
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          <PersonNm>MAYO FOUNDATION</PersonNm>
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          <USAddress>
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      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>TRAVEL/AWARD STIPEND</TypeOfAssistanceTxt>
        <RegionTxt>Europe (Including Iceland and Greenland)</RegionTxt>
        <RecipientCnt>8</RecipientCnt>
        <CashGrantAmt>10000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>CHECK</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>TRAVEL/AWARD STIPEND</TypeOfAssistanceTxt>
        <RegionTxt>East Asia and the Pacific</RegionTxt>
        <RecipientCnt>6</RecipientCnt>
        <CashGrantAmt>6000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>CHECK</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>TRAVEL/AWARD STIPEND</TypeOfAssistanceTxt>
        <RegionTxt>Middle East and North Africa</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>1000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>CHECK</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>TRAVEL/AWARD STIPEND</TypeOfAssistanceTxt>
        <RegionTxt>South Asia</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>1000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>CHECK</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <TransferToForeignCorpInd>true</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>false</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>true</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>true</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>true</ForeignPartnershipInd>
      <BoycottCountriesInd>false</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE F, PART I, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>GRANTS ARE AWARDED TO ANY PERSON, AT ANY LEVEL OF CAREER DEVELOPMENT, AFFILIATED WITH A RADIOLOGY DEPARTMENT. APPLICANT MUST BE MEMBER OF ONE OR MORE OF SPONSORING ORGANIZATIONS. APPLICANT CAN NOT BE AGENT OF ANY FOR-PROFIT, COMMERCIAL COMPANY. APPLICANT MAY NOT SUBMIT MORE THAN ONE GRANT APPLICATION PER YEAR. STUDY SECTION OF PHYSICIANS AND SCIENTISTS WITH EXPERTISE IN AREAS OF GRANT REVIEW APPLICATION FOR SCIENTIFIC MERIT AND APPROPRIATENESS FOR FUNDING. DECISIONS MADE BY RAAS COLLABORATIVE, BASED ON STUDY SECTION SCORES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule F, Part I, Line 3:</FormAndLineReferenceDesc>
        <ExplanationTxt>Investments consist of various interests in foreign partnerships held within the organization's investment portfolio.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleF>
    <IRS990ScheduleI documentId="IRS990ScheduleI">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>AAPM</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 759035</AddressLine1Txt>
          <CityNm>BETHESDA</CityNm>
          <StateAbbreviationCd>MD</StateAbbreviationCd>
          <ZIPCd>212759035</ZIPCd>
        </USAddress>
        <RecipientEIN>237057224</RecipientEIN>
        <IRCSectionDesc>501 c 3</IRCSectionDesc>
        <CashGrantAmt>70000</CashGrantAmt>
        <PurposeOfGrantTxt>CONTRIBUTION</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>ICRU</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>7910 WOODMONT AVE STE 400</AddressLine1Txt>
          <CityNm>BETHESDA</CityNm>
          <StateAbbreviationCd>MD</StateAbbreviationCd>
          <ZIPCd>20814</ZIPCd>
        </USAddress>
        <RecipientEIN>520806696</RecipientEIN>
        <IRCSectionDesc>501 c 3</IRCSectionDesc>
        <CashGrantAmt>10000</CashGrantAmt>
        <PurposeOfGrantTxt>CONTRIBUTION</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>IHE INTERNATIONAL</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>820 JORIE BLVD 200</AddressLine1Txt>
          <CityNm>OAK BROOK</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60523</ZIPCd>
        </USAddress>
        <RecipientEIN>272815816</RecipientEIN>
        <IRCSectionDesc>501 c 3</IRCSectionDesc>
        <CashGrantAmt>25000</CashGrantAmt>
        <PurposeOfGrantTxt>CONTRIBUTION</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>INTERNATIONAL SOCIETY OF RADIOLOGY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1891 PRESTON WHITE DRIVE</AddressLine1Txt>
          <CityNm>RESTON</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>201914326</ZIPCd>
        </USAddress>
        <RecipientEIN>541609762</RecipientEIN>
        <IRCSectionDesc>501 c 6</IRCSectionDesc>
        <CashGrantAmt>9196</CashGrantAmt>
        <PurposeOfGrantTxt>CONTRIBUTION</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>NATIONAL COUNCIL ON MEASUREMENTS (NCRP)</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>7910 WOODMONT AVENUE SUITE 400</AddressLine1Txt>
          <CityNm>BETHESDA</CityNm>
          <StateAbbreviationCd>MD</StateAbbreviationCd>
          <ZIPCd>208143095</ZIPCd>
        </USAddress>
        <RecipientEIN>520806696</RecipientEIN>
        <IRCSectionDesc>501 c 3</IRCSectionDesc>
        <CashGrantAmt>25000</CashGrantAmt>
        <PurposeOfGrantTxt>CONTRIBUTION</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>SIIM</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>19440 GOLF VISTA PLAZA</AddressLine1Txt>
          <CityNm>LEESBURG</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20176</ZIPCd>
        </USAddress>
        <RecipientEIN>232480304</RecipientEIN>
        <IRCSectionDesc>501 c 3</IRCSectionDesc>
        <CashGrantAmt>10000</CashGrantAmt>
        <PurposeOfGrantTxt>CONTRIBUTION</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>THE ACADEMY FOR RADIOLOGY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>MPA 1001 CONNECTICUT AVE NW SUITE</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20036</ZIPCd>
        </USAddress>
        <RecipientEIN>561914139</RecipientEIN>
        <IRCSectionDesc>501 c 6</IRCSectionDesc>
        <CashGrantAmt>257220</CashGrantAmt>
        <PurposeOfGrantTxt>CONTRIBUTION</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>5</Total501c3OrgCnt>
      <TotalOtherOrgCnt>2</TotalOtherOrgCnt>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>Medical Grant</GrantTypeTxt>
        <RecipientCnt>112</RecipientCnt>
        <CashGrantAmt>3280813</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>Travel Stipend</GrantTypeTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>3000</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE I, PART I, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>GRANTS ARE AWARDED TO ANY PERSON, AT ANY LEVEL OF CAREER DEVELOPMENT, AFFILIATED WITH A RADIOLOGY DEPARTMENT. APPLICANT MUST BE MEMBER OF ONE OR MORE OF SPONSORING ORGANIZATIONS. APPLICANT CAN NOT BE AGENT OF ANY FOR-PROFIT, COMMERCIAL COMPANY. APPLICANT MAY NOT SUBMIT MORE THAN ONE GRANT APPLICATION PER YEAR. STUDY SECTION OF PHYSICIANS AND SCIENTISTS WITH EXPERTISE IN AREAS OF GRANT REVIEW APPLICATION FOR SCIENTIFIC MERIT AND APPROPRIATENESS FOR FUNDING. DECISIONS MADE BY RAAS COLLABORATIVE, BASED ON STUDY SECTION SCORES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="IRS990ScheduleJ">
      <FirstClassOrCharterTravelInd>X</FirstClassOrCharterTravelInd>
      <TravelForCompanionsInd>X</TravelForCompanionsInd>
      <IdemnificationGrossUpPmtsInd>X</IdemnificationGrossUpPmtsInd>
      <WrittenPolicyRefTAndEExpnssInd>true</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>true</SubstantiationRequiredInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Mark G Watson</PersonNm>
        <TitleTxt>Executive Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>603568</BaseCompensationFilingOrgAmt>
        <OtherCompensationFilingOrgAmt>965</OtherCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>42750</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>20883</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>668166</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Karena Galvin</PersonNm>
        <TitleTxt>Deputy Executive Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>371300</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>42750</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>19754</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>433804</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Angela Colmone</PersonNm>
        <TitleTxt>Assistant Executive Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>191300</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>28695</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>13903</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>233898</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Steven T Drew</PersonNm>
        <TitleTxt>Assistant Executive Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>368800</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>42750</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>20907</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>432457</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Jennifer Michalek</PersonNm>
        <TitleTxt>Assistant Executive Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>221300</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>27663</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>13957</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>262920</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Sam Miller</PersonNm>
        <TitleTxt>Assistant Executive Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>211300</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>26413</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>380</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>238093</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Rebecca Murray</PersonNm>
        <TitleTxt>Assistant Executive Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>186300</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>23287</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>20578</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>230165</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Sally A Nikkel</PersonNm>
        <TitleTxt>Assistant Executive Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>267300</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>40095</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>7621</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>315016</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Barbara Jarr</PersonNm>
        <TitleTxt>Director-Board Affairs</TitleTxt>
        <BaseCompensationFilingOrgAmt>216685</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>32503</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>7303</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>256491</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Chris Carr</PersonNm>
        <TitleTxt>Director Informatics</TitleTxt>
        <BaseCompensationFilingOrgAmt>152934</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>22940</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>20518</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>196392</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Mark Lichtenberger</PersonNm>
        <TitleTxt>Director-Admin And Hr</TitleTxt>
        <BaseCompensationFilingOrgAmt>155131</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>23270</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>14209</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>192610</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Stephanie Taylor</PersonNm>
        <TitleTxt>Senior Director R&amp;E and Academ</TitleTxt>
        <BaseCompensationFilingOrgAmt>152710</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>22907</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>13833</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>189450</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Michael Zawaski</PersonNm>
        <TitleTxt>Building Manager</TitleTxt>
        <BaseCompensationFilingOrgAmt>160035</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>24005</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>20668</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>204708</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J, PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>BOARD MEMBERS TRAVEL FIRST CLASS FOR BOARD MEETINGS ONLY. REIMBURSED COMPANION TRAVEL AND ASSOCIATED GROSS-UP ARE REPORTED ON A 1099-MISC ANNUALLY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS TWO CLASSES OF MEMBERS, VOTING AND NONVOTING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>The Bylaws were amended in May of 2021 with the following significant changes: 1. To modify the size of the Board of Directors to be composed of seven (7) to eleven (11) members. 2. To add a provision for RSNA to hold an open call for nominations for Board candidate recommendations. 3. To eliminate the office of President- Elect. Outside of serving in the capacity of Secretary-Treasurer, the President-Elect position carries no other official duties.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ACTIVE MEMBERS ARE NORTH AMERICAN AND NON-NORTH AMERICAN RADIOLOGISTS, STUDENTS, AND TRAINING MEMBERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>RSNA OFFICERS AND MEMBERS OF THE BOARD OF DIRECTORS ARE ELECTED BY A MAJORITY VOTE OF ACTIVE MEMBERS PRESENT AND VOTING AT THE BUSINESS SESSION HELD AT THE ANNUAL MEETING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>AFTER COMPLETION BY THE ORGANIZATION'S ACCOUNTING FIRM, THE FORM 990 IS SENT TO EACH MEMBER OF THE BOARD OF DIRECTORS FOR THEIR QUESTIONS AND COMMENTS PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF THE BOARD OF DIRECTORS, COMMITTEE CHAIRS, AND TRUSTEES ARE REQUIRED TO SIGN A CONFLICT OF INTEREST POLICY BEFORE THEY ARE ALLOWED TO PARTICIPATE IN ANY ACTIVITY. IF AN INDIVIDUAL HAS A CONFLICT OF INTEREST, THEY WILL RECUSE THEMSELVES FROM THAT ACTIVITY. BOARD MEMBERS ALSO COMPLETE A CONFLICT OF INTEREST QUESTIONNAIRE YEARLY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A &amp; 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>BENCHMARKING DATA IS PROVIDED TO THE BOARD OF DIRECTORS ALONG WITH SUGGESTIONS FOR SALARY INCREASES FOR EMPLOYEES ON AN ANNUAL BASIS. THE BOARD OF DIRECTORS MAKE THE FINAL DECISION. THIS WAS LAST DONE IN MARCH OF 2021.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS, POLICIES, AND FINANCIAL STATEMENTS ARE KEPT ON FILE AND ARE AVAILABLE AT THE ORGANIZATION'S OFFICES. THE FINANCIAL STATEMENTS ARE PUBLISHED IN AN ANNUAL REPORT AND ARE AVAILABLE ON THE ORGANIZATION'S WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VII, SECTION A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION SHOWN ON PART VII, SECTION A LINES FIFTEEN THROUGH NINETEEN REPRESENTS EXPENSE REIMBURSEMENTS AND NOT COMPENSATION FOR SERVICES. TRUSTEES ARE GIVEN THE RIGHT TO APPROVE THE DISTRIBUTION OF SCHOLARSHIPS TO INDIVIDUALS AND ORGANIZATIONS. THIS IS THE ONLY MATTER THEY ARE ALLOWED TO APPROVE AND THUS ARE NOT LISTED ON FORM 990, PART VII. THE TRUSTEES FOR FISCAL YEAR ENDING JUNE 30, 2021 ARE THE FOLLOWING: RONALD L. ARENSON, MD STAMATIA V. DESTOUNIS, MD MARTHA E. HEILBRUN, MD VIJAY M. RAO, MD THOMAS M. GRIST, MD MICHAEL J. HARSH Lori L Barr, MD BONNIE N. JOE, MD, PHD SATOSHI MINOSHIMA, MD, PHD REGINALD F. MUNDEN, MD, DMD MITCHELL D. SCHNALL, MD PHD</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
