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    <IdentifierDoi>10.3205/dgkh000372</IdentifierDoi>
    <IdentifierUrn>urn:nbn:de:0183-dgkh0003721</IdentifierUrn>
    <ArticleType>Letter to the Editor</ArticleType>
    <TitleGroup>
      <Title language="en">Is there a link between COVID-19 and cutaneous hyperesthesia&#63; Confirmation of a recent observation</Title>
      <TitleTranslated language="de">Cutane Hyper&#228;sthesie bei COVID-19 Infektion&#63; Best&#228;tigung eines k&#252;rzlichen Fallberichts</TitleTranslated>
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        <PersonNames>
          <Lastname>Harsch</Lastname>
          <LastnameHeading>Harsch</LastnameHeading>
          <Firstname>Igor Alexander</Firstname>
          <Initials>IA</Initials>
          <AcademicTitle>Prof. Dr.</AcademicTitle>
          <AcademicTitleSuffix>M.D.</AcademicTitleSuffix>
        </PersonNames>
        <Address>Department of Internal Medicine II, Thuringia Clinic Saalfeld &#34;Georgius Agricola&#34;, Rainweg 68, 07318 Saalfeld&#47;Saale, Germany, Phone: &#43;49 3671&#47;541569, Fax: &#43;49 3671&#47;541403<Affiliation>Department of Internal Medicine II, Thuringia Clinic Saalfeld &#8220;Georgius Agricola&#8221;, Saalfeld&#47;Saale, Germany</Affiliation></Address>
        <Email>iharsch&#64;thueringen-kliniken.de</Email>
        <Creatorrole corresponding="yes" presenting="no">author</Creatorrole>
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      <Creator>
        <PersonNames>
          <Lastname>Atudorei</Lastname>
          <LastnameHeading>Atudorei</LastnameHeading>
          <Firstname>Irina</Firstname>
          <Initials>I</Initials>
        </PersonNames>
        <Address>
          <Affiliation>Department of Dermatology, Thuringia Clinic &#8220;Georgius Agricola&#8221;, Saalfeld&#47;Saale, Germany</Affiliation>
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      <Creator>
        <PersonNames>
          <Lastname>Frank</Lastname>
          <LastnameHeading>Frank</LastnameHeading>
          <Firstname>Kathrin</Firstname>
          <Initials>K</Initials>
        </PersonNames>
        <Address>
          <Affiliation>Department of Dermatology, Thuringia Clinic &#8220;Georgius Agricola&#8221;, Saalfeld&#47;Saale, Germany</Affiliation>
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          <Corporatename>German Medical Science GMS Publishing House</Corporatename>
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        <Address>D&#252;sseldorf</Address>
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    <SubjectGroup>
      <SubjectheadingDDB>610</SubjectheadingDDB>
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    <DatePublishedList>
      
    <DatePublished>20210112</DatePublished></DatePublishedList>
    <Language>engl</Language>
    <License license-type="open-access" xlink:href="http://creativecommons.org/licenses/by/4.0/">
      <AltText language="en">This is an Open Access article distributed under the terms of the Creative Commons Attribution 4.0 License.</AltText>
      <AltText language="de">Dieser Artikel ist ein Open-Access-Artikel und steht unter den Lizenzbedingungen der Creative Commons Attribution 4.0 License (Namensnennung).</AltText>
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    <SourceGroup>
      <Journal>
        <ISSN>2196-5226</ISSN>
        <Volume>16</Volume>
        <JournalTitle>GMS Hygiene and Infection Control</JournalTitle>
        <JournalTitleAbbr>GMS Hyg Infect Control</JournalTitleAbbr>
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    <ArticleNo>01</ArticleNo>
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    <TextBlock linked="yes" name="Dear Editor,">
      <MainHeadline>Dear Editor,</MainHeadline><Pgraph>One of the first neurological symptoms of a COVID-19 infection that has been frequently described is the loss of smell and taste. A large number of neurological problems following the infection have been reported to date <TextLink reference="1"></TextLink>. As the duration of the pandemic and the number of infections increases, reports of rarer complications, possibly in connection with the disease, are also being published, for which an etiopathological connection to COVID-19 infection has not been proven, but for which the close temporal relationship nevertheless suggests causality. Cutaneous hyperesthesia was only recently reported in two patients. Krajewski et al. <TextLink reference="2"></TextLink> reported on two 40-year-old patients in whom this phenomenon had occurred in immediate temporal relationship to a COVID-19 infection and lasted for about 10 days. One patient was, however, also treated with diclofenac and azithromycin. </Pgraph><Pgraph>We describe the case of a 69-year-old female patient with a moderate <TextLink reference="3"></TextLink> COVID-19 infection according to the NIH definition, who was admitted to our clinic in November 2020 and in whom the phenomenon of considerable cutaneous hypersensitivity occurred on the day of admission, especially in the abdomen and legs. Any form of touch intensified this sensation. Further neurological examination showed no pathology. Cutaneous inspection revealed no signs of shingles or other abnormalities. The patient suffered from hypertension and dyslipidemia, prior and ongoing treatment (for several years) consisted of Amlodipin, Bisoprolol, Ramipril and Simvastatin. To rule out other possible reasons for hyperesthesia, we measured the Hba1c (5.7 &#37;) and the Vitamin B 12 level (714 ng&#47;l, normal range 197&#8211;866 ng&#47;l), both of which were within the normal range. The hypersensitivity spontaneously resolved 8 days later. The timeline of this symptom in our case is thus comparable to the timespan reported by Krajewski et al. <TextLink reference="2"></TextLink>.</Pgraph><Pgraph>This symptom seems to be rare; at the time of submission of the manuscript, 105 patients with COVID-19 infection had been treated in our clinic; no patient had previously reported this symptom. However, in more severe courses of the disease, this pathology may have been disregarded. The two cases previously reported <TextLink reference="2"></TextLink> also seem to meet the NIH criteria for a &#8220;moderate&#8221; COVID-19 infection. It remains to be observed whether further case reports will be published in this regard, which would allow cutaneous hypersensitivity to be assigned to COVID-19 infection with greater certainty.</Pgraph></TextBlock>
    <TextBlock linked="yes" name="Notes">
      <MainHeadline>Notes</MainHeadline><SubHeadline>Competing interests</SubHeadline><Pgraph>The authors declare that they have no competing interests.</Pgraph><SubHeadline>Funding</SubHeadline><Pgraph>There was no financial support.</Pgraph><SubHeadline>Patient&#8217;s consent</SubHeadline><Pgraph>The patient gave informed consent to the reporting of her case.</Pgraph></TextBlock>
    <References linked="yes">
      <Reference refNo="1">
        <RefAuthor>Ellul MA</RefAuthor>
        <RefAuthor>Benjamin L</RefAuthor>
        <RefAuthor>Singh B</RefAuthor>
        <RefAuthor>Lant S</RefAuthor>
        <RefAuthor>Michael BD</RefAuthor>
        <RefAuthor>Easton A</RefAuthor>
        <RefAuthor>Kneen R</RefAuthor>
        <RefAuthor>Defres S</RefAuthor>
        <RefAuthor>Sejvar J</RefAuthor>
        <RefAuthor>Solomon T</RefAuthor>
        <RefTitle>Neurological associations of COVID-19</RefTitle>
        <RefYear>2020</RefYear>
        <RefJournal>Lancet Neurol</RefJournal>
        <RefPage>767-783</RefPage>
        <RefTotal>Ellul MA, Benjamin L, Singh B, Lant S, Michael BD, Easton A, Kneen R, Defres S, Sejvar J, Solomon T. Neurological associations of COVID-19. Lancet Neurol. 2020 Sep;19(9):767-783. DOI: 10.1016&#47;S1474-4422(20)30221-0</RefTotal>
        <RefLink>https:&#47;&#47;doi.org&#47;10.1016&#47;S1474-4422(20)30221-0</RefLink>
      </Reference>
      <Reference refNo="2">
        <RefAuthor>Krajewski PK</RefAuthor>
        <RefAuthor>Szepietowski JC</RefAuthor>
        <RefAuthor>Maj J</RefAuthor>
        <RefTitle>Cutaneous hyperesthesia: A novel manifestation of COVID-19</RefTitle>
        <RefYear>2020</RefYear>
        <RefJournal>Brain Behav Immun</RefJournal>
        <RefPage>188</RefPage>
        <RefTotal>Krajewski PK, Szepietowski JC, Maj J. Cutaneous hyperesthesia: A novel manifestation of COVID-19. Brain Behav Immun. 2020 Jul;87:188. DOI: 10.1016&#47;j.bbi.2020.05.064</RefTotal>
        <RefLink>https:&#47;&#47;doi.org&#47;10.1016&#47;j.bbi.2020.05.064</RefLink>
      </Reference>
      <Reference refNo="3">
        <RefAuthor>National Institute of Health</RefAuthor>
        <RefTitle></RefTitle>
        <RefYear></RefYear>
        <RefBookTitle>COVID-19 Treatment Guidelines: Clinical Presentation of People with SARS-CoV-2 Infection. Last Updated: October 9, 2020.</RefBookTitle>
        <RefPage></RefPage>
        <RefTotal>National Institute of Health. COVID-19 Treatment Guidelines: Clinical Presentation of People with SARS-CoV-2 Infection. Last Updated: October 9, 2020. Availabe from: https:&#47;&#47;www.covid19treatmentguidelines.nih.gov&#47;overview&#47;clinical-presentation</RefTotal>
        <RefLink>https:&#47;&#47;www.covid19treatmentguidelines.nih.gov&#47;overview&#47;clinical-presentation</RefLink>
      </Reference>
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