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  <controlfield tag="001">ESSALUD</controlfield>
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    <subfield code="a">Ziperstein, Joshua C. </subfield>
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    <subfield code="a">Case 14-2026: A 50-year-old woman with vaginal bleeding and anemia</subfield>
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    <subfield code="a">p&#xE1;ginas: 1940-1951</subfield>
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    <subfield code="a">A 50-year-old woman was admitted to this hospital because of vaginal bleeding and anemia. The patient had been in her usual state of health, with leg edema that was attributed to chronic venous insufficiency, until 6 months before the current presentation, when increased swelling and new weakness developed in the legs. Before the onset of these symptoms, she had been physically active. She first noted that her legs felt more tired and sore than usual after normal physical activity, and the symptoms were accompanied by increased swelling and a feeling of heaviness in the legs. Over the course of the next 2 months, the leg weakness progressed to the point that she was unable to rise from a seated position or climb stairs. The patient also noted that her arms felt heavy, and she had difficulty reaching and holding them above her head. During this time, she had intermittent fever that resolved with the use of acetaminophen.</subfield>
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    <subfield code="a">ALERGIA</subfield>
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    <subfield code="a">INMUNOLOG&#xCD;A GENERAL</subfield>
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    <subfield code="a">ANEMIA</subfield>
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    <subfield code="a">REUMATOLOG&#xCD;A GENERAL</subfield>
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    <subfield code="a">ENFERMEDAD GLOMERULAR</subfield>
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    <subfield code="a">HEMATOLOG&#xCD;A</subfield>
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    <subfield code="a">ONCOLOG&#xCD;A GENERAL</subfield>
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    <subfield code="a">Barnawi, Rashid A. </subfield>
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    <subfield code="a">Al-Samkari, Hanny </subfield>
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    <subfield code="a">Bolster, Marcy B. </subfield>
    <subfield code="9">54487</subfield>
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    <subfield code="a">Heusinkveld, Lauren E. </subfield>
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    <subfield code="9">22669</subfield>
    <subfield code="d">Massachusetts NEJM Group</subfield>
    <subfield code="o">NEJM014</subfield>
    <subfield code="t">The New England Journal of Medicine </subfield>
    <subfield code="w">ESSALUD</subfield>
    <subfield code="x">0028-4793</subfield>
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    <subfield code="e">2026-08-31</subfield>
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    <subfield code="c">22906</subfield>
    <subfield code="d">22906</subfield>
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