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Clinical Image
Bronchopulmonary actinomycosis mimicking lung cancer
Actinomicosis broncopulmonar: simuladora de cáncer de pulmón
Tomás José Posadas Blázqueza,
Corresponding author
t.posadas21@gmail.com

Corresponding author.
, José Ramón Ferrando Gabardab, Andrés Briones Gómeza
a Servicio de Neumología, Hospital Universitari i Politècnic La Fe, Valencia, Spain
b Servicio de Neumología, Hospital Universitario La Ribera, Alzira (Valencia), Spain
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          "en" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">&#40;A&#41; Endoscopic image showing the occupation of the LMB by granulomatous tissue&#46; Around the lesion are the typical yellowish sulfur granules&#44; highly characteristic of the genus <span class="elsevierStyleItalic">Actinomyces</span>&#46; &#40;B and C&#41; Histopathological view by optical microscopy&#58; &#40;B&#41; endobronchial tissue stained with hematoxylin-eosin and sulfur granule indicated by an arrow&#59; &#40;C&#41; this granule can be observed at higher magnifications&#46;</p>"
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    "textoCompleto" => "<span class="elsevierStyleSections"><p id="par0005" class="elsevierStylePara elsevierViewall">We report the case of a 65-year-old immunocompetent man with no clinical history of interest and no toxic habits or chronic drug use&#44; who consulted with a 6-month history of productive chronic cough&#46; He had no fever or hemoptysis&#44; and no chest pain or dyspnea on exertion&#46; He had no loss of appetite and no other symptoms and his weight was stable&#46;</p><p id="par0010" class="elsevierStylePara elsevierViewall">Physical examination showed no findings of interest&#46; Although no changes were observed on chest X-ray&#44; a chest computed tomography &#40;CT&#41; scan was performed&#46; This showed thickening of the distal wall of the left main bronchus &#40;LMB&#41; which had acquired a nodular morphology causing complete stenosis&#46; We performed a whole body positron emission tomography &#40;PET&#41;&#47;CT scan which revealed hypermetabolism in the described lesion with absence of signs of metabolic involvement or activity in any other location&#46;</p><p id="par0015" class="elsevierStylePara elsevierViewall">Granulomatous tissue resembling a cancerous lesion completely occluding the LMB was visualized on flexible fiberoptic bronchoscopy&#46; Endoscopic biopsy was performed by cryoprobe &#40;<a class="elsevierStyleCrossRef" href="#fig0005">Fig&#46; 1</a>&#41; with both diagnostic and therapeutic intent with decompression&#46; Histopathology revealed the absence of malignant cellularity and numerous actinomyces colonies&#46;</p><elsevierMultimedia ident="fig0005"></elsevierMultimedia><p id="par0020" class="elsevierStylePara elsevierViewall">Actinomycosis is a rare&#44; slowly progressive&#44; and difficult-to-diagnose infection&#46; The genus <span class="elsevierStyleItalic">Actinomyces</span> is a commensal of the oropharynx&#44; respiratory tract and digestive tract&#46; Clinical manifestations are non-specific&#44; but may be confused with lung tumors<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2</span></a> and may lead to misdiagnosis and therefore incorrect therapy&#46;</p></span>"
    "pdfFichero" => "main.pdf"
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    "fechaRecibido" => "2019-05-16"
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        "nota" => "<p class="elsevierStyleNotepara" id="npar0005">Please cite this article as&#58; Posadas Bl&#225;zquez TJ&#44; Ferrando Gabarda JR&#44; Briones G&#243;mez A&#46; Actinomicosis broncopulmonar&#58; simuladora de c&#225;ncer de pulm&#243;n&#46; Arch Bronconeumol&#46; 2020&#59;56&#58;522&#46;</p>"
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          "en" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">&#40;A&#41; Endoscopic image showing the occupation of the LMB by granulomatous tissue&#46; Around the lesion are the typical yellowish sulfur granules&#44; highly characteristic of the genus <span class="elsevierStyleItalic">Actinomyces</span>&#46; &#40;B and C&#41; Histopathological view by optical microscopy&#58; &#40;B&#41; endobronchial tissue stained with hematoxylin-eosin and sulfur granule indicated by an arrow&#59; &#40;C&#41; this granule can be observed at higher magnifications&#46;</p>"
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      "titulo" => "References"
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                    0 => array:2 [
                      "titulo" => "Primary bronchopulmonary actinomycosis masquerading as lung cancer&#58; apropos of two cases and literature review"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => false
                          "autores" => array:5 [
                            0 => "S&#46; Katsenos"
                            1 => "I&#46; Galinos"
                            2 => "P&#46; Styliara"
                            3 => "N&#46; Galanopoulou"
                            4 => "K&#46; Psathakis"
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                    ]
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                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:3 [
                        "tituloSerie" => "Case Rep Infect Dis"
                        "fecha" => "2015"
                        "volumen" => "2015"
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              "identificador" => "bib0010"
              "etiqueta" => "2"
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                0 => array:2 [
                  "contribucion" => array:1 [
                    0 => array:2 [
                      "titulo" => "Pulmonary actinomycosis&#58; a great clinical polymorphism &#91;Article in French&#93;"
                      "autores" => array:1 [
                        0 => array:2 [
                          "etal" => true
                          "autores" => array:6 [
                            0 => "L&#46; Fekih"
                            1 => "H&#46; Abdelghaffar"
                            2 => "D&#46; Belhabib"
                            3 => "L&#46; Boussoffara"
                            4 => "I&#46; Akrout"
                            5 => "A&#46; Marghli"
                          ]
                        ]
                      ]
                    ]
                  ]
                  "host" => array:1 [
                    0 => array:1 [
                      "Revista" => array:6 [
                        "tituloSerie" => "Tunis Med"
                        "fecha" => "2011"
                        "volumen" => "89"
                        "paginaInicial" => "386"
                        "paginaFinal" => "390"
                        "link" => array:1 [
                          0 => array:2 [
                            "url" => "https://www.ncbi.nlm.nih.gov/pubmed/21484692"
                            "web" => "Medline"
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    "agradecimientos" => array:1 [
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        "identificador" => "xack476657"
        "titulo" => "Acknowledgements"
        "texto" => "<p id="par0025" class="elsevierStylePara elsevierViewall">We would like to thank the Anatomical Pathology Service of the University Hospital La Ribera de Alzira&#44; Valencia&#44; with special mention to Dr&#46; Laia Bernet Vegu&#233; for her collaboration and invaluable assistance in confirming the diagnosis of the case presented&#46;</p>"
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Article information
ISSN: 15792129
Original language: English
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