<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2012-07-05</periodOfReport>

    <dateOfOriginalSubmission>2012-09-12</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000890908</issuerCik>
        <issuerName>DYNACQ HEALTHCARE INC</issuerName>
        <issuerTradingSymbol>DYII</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001557917</rptOwnerCik>
            <rptOwnerName>Chan Ella Y. T. C.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>323 WOOD LOOP ST.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77015</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001557926</rptOwnerCik>
            <rptOwnerName>Estate of Chiu M. Chan</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>323 WOOD LOOP ST.</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77015</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1610205</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6788115</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Options (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>2.75</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2013-05-16</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>100000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The Common Stock is owned by Ella Y. T. C. Chan.  This amendment is being filed to correct number of shares of Common Stock owned by Ella Y.T.C. Chan.</footnote>
        <footnote id="F2">The Common Stock is owned by the Estate of Chiu M. Chan. Ella Y. T. C. Chan is the sole executrix of the estate with sole voting and dispositive power over the Common Stock held by the estate. Ms. Chan is the sole beneficiary of the shares of Common Stock owned by the estate.</footnote>
        <footnote id="F3">The Options are currently exercisable and are owned by the Estate of Chiu M. Chan.</footnote>
    </footnotes>

    <remarks>The Reporting Persons together with Eric K. Chan, Bert Chan, Philip S. Chan, Chan Chang Chin Ying and Edward K. Chiu may constitute a group under the meaning of Rule 13d-5 of the Securities Exchange Act of 1934, as amended. See Schedule 13D filed by the Reporting Persons on September 12, 2012, as amended on September 24, 2012.</remarks>

    <ownerSignature>
        <signatureName>/s/ Ella Y.T.C. Chan</signatureName>
        <signatureDate>2012-09-24</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Ella Y.T.C. Chan, as executrix of the Estate of Chiu M. Chan</signatureName>
        <signatureDate>2012-09-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
