{"id":9571,"date":"2013-10-27T20:52:34","date_gmt":"2013-10-28T03:52:34","guid":{"rendered":"https:\/\/dontchoke.ubc.ca\/what-gets-stuck-where\/a-problem-with-xrays\/3-phases-of-bronchial-foreign-body-obstruction\/"},"modified":"2020-11-18T20:50:57","modified_gmt":"2020-11-19T04:50:57","slug":"3-phases-of-bronchial-foreign-body-obstruction","status":"publish","type":"page","link":"https:\/\/dontchoke.ubc.ca\/fr\/what-gets-stuck-where\/a-problem-with-xrays\/3-phases-of-bronchial-foreign-body-obstruction\/","title":{"rendered":"Les 3 \u00e9tapes d&rsquo;une obstruction des bronches par un corps \u00e9tranger"},"content":{"rendered":"<p>Il y a plus de 100 ans, le Dr Chevalier Jackson a expliqu\u00e9 les \u00e9tapes d&rsquo;une obstruction caus\u00e9e par un corps \u00e9tranger :<\/p>\n<p>Au d\u00e9but, lors de la quinte de toux initiale, on constate habituellement le ph\u00e9nom\u00e8ne de soupape (l&rsquo;air se d\u00e9place librement autour du corps \u00e9tranger).<\/p>\n<p>L&rsquo;\u0153d\u00e8me qui se d\u00e9veloppe ensuite cause un effet de valve unidirectionnelle ou clapet : l&rsquo;air peut p\u00e9n\u00e9trer pendant l&rsquo;inspiration, mais ne peut plus sortir librement autour du corps \u00e9tranger lors de l&rsquo;expiration (les bronches se r\u00e9tr\u00e9cissent un peu \u00e0 ce moment). Ainsi, l&rsquo;air est emprisonn\u00e9, souvent \u00e0 l&rsquo;int\u00e9rieur de tout le poumon. Chaque fois que le patient expire, le poumon touch\u00e9 demeure distendu (emphys\u00e8me obstructif). Comme on le constate dans les radiographies, ceci pousse le c\u0153ur vers le c\u00f4t\u00e9 oppos\u00e9 \u00e0 chaque expiration. De plus, \u00e0 chaque expiration, tr\u00e8s peu d&rsquo;air peut s&rsquo;\u00e9chapper autour du corps \u00e9tranger. Ceci cause de la turbulence dans le flot a\u00e9rien et un effet vibratoire sur les tissus mous, r\u00e9sultant en un sifflement aigu connu sous le nom de sibilances expiratoires [wheezing].<\/p>\n<p>L&rsquo;\u00e9volution de l&rsquo;\u0153d\u00e8me cause un effet de soupape d&rsquo;arr\u00eat, ce qui entra\u00eene un collapsus pulmonaire (at\u00e9lectasie), puis une pneumonie.<\/p>\n<p>Comme le disait le Dr Chevalier Jackson, \u00ab Toutes les sibilances ne sont pas attribuables \u00e0 l&rsquo;asthme! \u00bb<\/p>\n<div class=\"button page\"><a href=\"\/fr\/what-gets-stuck-where\/a-problem-with-xrays\/how-can-a-radiolucent-foreign-body-be-imaged\/\" title=\"Comment voir des corps \u00e9trangers radiotransparents par imagerie m\u00e9dicale?\">Comment voir des corps \u00e9trangers radiotransparents par imagerie m\u00e9dicale?<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Il y a plus de 100 ans, le Dr Chevalier Jackson a expliqu\u00e9 les \u00e9tapes d&rsquo;une obstruction caus\u00e9e par un corps \u00e9tranger : Au d\u00e9but, lors de la quinte de toux initiale, on constate habituellement le ph\u00e9nom\u00e8ne de &#8230;<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":9565,"menu_order":20,"comment_status":"closed","ping_status":"closed","template":"template-image-on-top.php","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-9571","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Les 3 \u00e9tapes d&#039;une obstruction des bronches par un corps \u00e9tranger &#8212; La pr\u00e9vention des \u00e9touffements, pensez-y!<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dontchoke.ubc.ca\/fr\/what-gets-stuck-where\/a-problem-with-xrays\/3-phases-of-bronchial-foreign-body-obstruction\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Les 3 \u00e9tapes d&#039;une obstruction des bronches par un corps \u00e9tranger &#8212; La pr\u00e9vention des \u00e9touffements, pensez-y!\" \/>\n<meta property=\"og:description\" content=\"Il y a plus de 100 ans, le Dr Chevalier Jackson a expliqu\u00e9 les \u00e9tapes d&rsquo;une obstruction caus\u00e9e par un corps \u00e9tranger : Au d\u00e9but, lors de la quinte de toux initiale, on constate habituellement le ph\u00e9nom\u00e8ne de ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dontchoke.ubc.ca\/fr\/what-gets-stuck-where\/a-problem-with-xrays\/3-phases-of-bronchial-foreign-body-obstruction\/\" \/>\n<meta property=\"og:site_name\" content=\"La pr\u00e9vention des \u00e9touffements, pensez-y!\" \/>\n<meta property=\"article:modified_time\" content=\"2020-11-19T04:50:57+00:00\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/dontchoke.ubc.ca\\\/fr\\\/what-gets-stuck-where\\\/a-problem-with-xrays\\\/3-phases-of-bronchial-foreign-body-obstruction\\\/\",\"url\":\"https:\\\/\\\/dontchoke.ubc.ca\\\/fr\\\/what-gets-stuck-where\\\/a-problem-with-xrays\\\/3-phases-of-bronchial-foreign-body-obstruction\\\/\",\"name\":\"Les 3 \u00e9tapes d'une obstruction des bronches par un corps \u00e9tranger &#8212; La pr\u00e9vention des \u00e9touffements, pensez-y!\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/dontchoke.ubc.ca\\\/fr\\\/#website\"},\"datePublished\":\"2013-10-28T03:52:34+00:00\",\"dateModified\":\"2020-11-19T04:50:57+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/dontchoke.ubc.ca\\\/fr\\\/what-gets-stuck-where\\\/a-problem-with-xrays\\\/3-phases-of-bronchial-foreign-body-obstruction\\\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/dontchoke.ubc.ca\\\/fr\\\/what-gets-stuck-where\\\/a-problem-with-xrays\\\/3-phases-of-bronchial-foreign-body-obstruction\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/dontchoke.ubc.ca\\\/fr\\\/what-gets-stuck-where\\\/a-problem-with-xrays\\\/3-phases-of-bronchial-foreign-body-obstruction\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/dontchoke.ubc.ca\\\/fr\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Quels corps \u00e9trangers? 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