<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2312-3893</journal-id>
<journal-title><![CDATA[Revista Virtual de la Sociedad Paraguaya de Medicina Interna]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. virtual Soc. Parag. Med. Int.]]></abbrev-journal-title>
<issn>2312-3893</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Paraguaya de Medicina Interna]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2312-38932025000100404</article-id>
<article-id pub-id-type="doi">10.18004/rvspmi/2312-3893/2025.e12142504</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Celulitis orbitaria por Neisseria sp en paciente con VIH y sífilis]]></article-title>
<article-title xml:lang="en"><![CDATA[Orbital cellulitis due to Neisseria sp in a patient with HIV and syphilis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Benítez García]]></surname>
<given-names><![CDATA[Dalila Magdalena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Llanes de Luraschi]]></surname>
<given-names><![CDATA[Gloria Raquel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vega Gill]]></surname>
<given-names><![CDATA[Eduardo Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Asunción Facultad de Ciencias Médicas Hospital de Clínicas]]></institution>
<addr-line><![CDATA[San Lorenzo ]]></addr-line>
<country>Paraguay</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2025</year>
</pub-date>
<volume>12</volume>
<numero>1</numero>
<fpage>404</fpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_arttext&amp;pid=S2312-38932025000100404&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_abstract&amp;pid=S2312-38932025000100404&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.iics.una.py/scielo.php?script=sci_pdf&amp;pid=S2312-38932025000100404&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN La celulitis orbitaria es una infección grave de los tejidos perioculares que puede asociarse a complicaciones como abscesos o pérdida de visión. Generalmente está causada por patógenos comunes como Staphylococcus aureus o Streptococcus spp., sin embargo, la implicación de Neisseria sp. es extremadamente rara. El VIH, particularmente con bajo recuento de CD4 y carga viral alta, aumenta el riesgo de infecciones atípicas, y la coinfección con sífilis latente tardía puede agravar la inmunosupresión, facilitando infecciones oportunistas. En este reporte de caso, se describe un paciente VIH positivo con diagnóstico de sífilis latente tardía que desarrolla celulitis orbitaria secundaria a Neisseria sp.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Orbital cellulitis is a serious infection of the periocular tissues that may be associated with complications such as abscesses or loss of vision. It is usually caused by common pathogens such as Staphylococcus aureus or Streptococcus spp. however, the involvement of Neisseria sp. is extremely rare. HIV, particularly with low CD4 count and high viral load, increases the risk of atypical infections, and coinfection with late latent syphilis may aggravate immunosuppression, facilitating opportunistic infections. In this case report, we describe an HIV-positive patient with a diagnosis of late latent syphilis who develops orbital cellulitis secondary to Neisseria sp.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[celulitis orbitaria]]></kwd>
<kwd lng="es"><![CDATA[infecciones por VIH]]></kwd>
<kwd lng="es"><![CDATA[sífilis]]></kwd>
<kwd lng="es"><![CDATA[Neisseria]]></kwd>
<kwd lng="en"><![CDATA[orbital cellulitis]]></kwd>
<kwd lng="en"><![CDATA[HIV infections]]></kwd>
<kwd lng="en"><![CDATA[syphilis]]></kwd>
<kwd lng="en"><![CDATA[Neisseria]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cortés Bejarano]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Quesada Campos]]></surname>
<given-names><![CDATA[JV]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Celulitis preseptal y orbitaria]]></article-title>
<source><![CDATA[Rev.méd.sinerg]]></source>
<year>2018</year>
<volume>3</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>3-9</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Danishyar]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Sergent]]></surname>
<given-names><![CDATA[SR]]></given-names>
</name>
</person-group>
<collab>StatPearls</collab>
<source><![CDATA[Orbital cellulitis]]></source>
<year>2024</year>
<publisher-loc><![CDATA[Treasure Island (FL) ]]></publisher-loc>
<publisher-name><![CDATA[StatPearls Publishing]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kömür]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ertürk]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Sevdimba&#351;]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ku&#351;cu]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[&#304;nal]]></surname>
<given-names><![CDATA[AS]]></given-names>
</name>
<name>
<surname><![CDATA[Kurtaran]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
<name>
<surname><![CDATA[Candevir]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Ta&#351;ova]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluation of HIV and syphilis co-infected cases, data from a University Hospital]]></article-title>
<source><![CDATA[Curr HIV Res]]></source>
<year>2024</year>
<volume>22</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>153-7</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ChM]]></surname>
<given-names><![CDATA[Kahler]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Neisseria species and their complicated relationships with human health]]></article-title>
<source><![CDATA[Microbiol Aust]]></source>
<year>2021</year>
<volume>42</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>79-83</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Godoy-Mancilla]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Oyarzun-Barrientos]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Marín-Cornuy]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Carrasco-Sanhueza]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Águila-Torres]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Infecciones oculares de origen bacteriano asociadas a infecciones de transmisión sexual]]></article-title>
<source><![CDATA[Arch Soc Esp Oftalmol]]></source>
<year>2022</year>
<volume>97</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>17-27</page-range></nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bibb]]></surname>
<given-names><![CDATA[LA]]></given-names>
</name>
<name>
<surname><![CDATA[Htet]]></surname>
<given-names><![CDATA[KZ]]></given-names>
</name>
<name>
<surname><![CDATA[Waldman]]></surname>
<given-names><![CDATA[CW]]></given-names>
</name>
<name>
<surname><![CDATA[Sloan]]></surname>
<given-names><![CDATA[SB]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sexually transmitted infections and HIV in ophthalmology]]></article-title>
<source><![CDATA[Clin Dermatol]]></source>
<year>2024</year>
<volume>42</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>25-37</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bastion]]></surname>
<given-names><![CDATA[MLC]]></given-names>
</name>
<name>
<surname><![CDATA[Prakash]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Siow]]></surname>
<given-names><![CDATA[YC]]></given-names>
</name>
<name>
<surname><![CDATA[Loh]]></surname>
<given-names><![CDATA[SS]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bilateral corneal perforation in a sexually active adult male with gonococcal conjunctivitis]]></article-title>
<source><![CDATA[Med J Malaysia]]></source>
<year>2006</year>
<volume>61</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>366-8</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Belga]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Gratrix]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Smyczek]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Bertholet]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Read]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Roelofs]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[AE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Gonococcal Conjunctivitis in Adults]]></article-title>
<source><![CDATA[Sex Transm Dis]]></source>
<year>2019</year>
<volume>46</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>47-51</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
