<?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>0034-7523</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina]]></journal-title>
<abbrev-journal-title><![CDATA[Rev cubana med]]></abbrev-journal-title>
<issn>0034-7523</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-75232019000200005</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Primera caracterización del árbol bronquial derecho en Cuba con el uso de la broncoscopia]]></article-title>
<article-title xml:lang="en"><![CDATA[First characterization of the right bronchial tree in Cuba by bronchoscopy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pino Alfonso]]></surname>
<given-names><![CDATA[Pedro Pablo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Clínico Quirúrgico "Hermanos Ameijeiras"  ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>58</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0034-75232019000200005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0034-75232019000200005&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0034-75232019000200005&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  El alcance de la maestría en el estudio endoscópico de las vías aéreas debe basarse en un conocimiento de la anatomía bronquial, sus divisiones, nomenclatura y los hallazgos endobronquiales normales.  Objetivo: Caracterizar la anatomía del árbol bronquial derecho mediante broncoscopia flexible diagnóstica.  Métodos:  Se realizó un estudio descriptivo, de corte transversal prospectivo, en 2000 pacientes, en un periodo de 12 años, a los que se les realizó una revisión completa de las variantes del árbol bronquial derecho.  Resultados:  En el bronquio lobar superior la división más frecuente fue la bifurcación con 58,4 %, el bronquio lobar medio siempre se bifurcó. En el segmento B6 predominó la bifurcación 87,7 % y la más frecuente fue el tipo B6 y B6 b+c. El resto de los basales se comportaron de la manera siguiente: el segmento paracardiaco no apareció en un 8,15 %, predominó la bifurcación con 89,15 % y de estas, la división B8 y B9 + B10. En cuanto a las malformaciones congénitas estuvieron presentes 0,65 % de bronquio traqueal, 0,15 % de bronquio cardiaco accesorio y 5,15 % de bronquio subsuperior.  Conclusiones:  El árbol bronquial derecho en la población cubana tiene características propias.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  The skill scope in the airways endoscopic study should be based on the bronchial anatomy knowledge, its divisions, nomenclature and the normal endobronchial findings.  Objective:  To characterize the anatomy of the right bronchial tree using diagnostic flexible bronchoscopy.  Methods:  A descriptive, prospective cross-sectional study was carried out in 2000 patients, over a period of 12 years. A complete review of the right bronchial tree these variants was performed on these patients.  Results:  The most frequent division was the bifurcation with 58.4%, in the upper lobar bronchus. The middle lobar bronchus always bifurcated. In segment B6, bifurcation predominated (87.7%), and the most frequent was type B6 and B6 b + c. The rest of the basals behaved as follows: the paracardiac segment did not appear in 8.15%, bifurcation predominated (89.15%) and out of these, B8 and B9 + B10 division. Regarding congenital malformations, we found 0.65% tracheal bronchus, 0.15% accessory cardiac bronchus and 5.15% subsurface bronchus.  Conclusions:  The right bronchial tree in the Cuban population has its own characteristics.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[vías aéreas]]></kwd>
<kwd lng="es"><![CDATA[broncoscopia]]></kwd>
<kwd lng="es"><![CDATA[árbol bronquial]]></kwd>
<kwd lng="en"><![CDATA[airways]]></kwd>
<kwd lng="en"><![CDATA[bronchoscopy]]></kwd>
<kwd lng="en"><![CDATA[bronchial tree]]></kwd>
</kwd-group>
</article-meta>
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