《小儿气道》ppt课件

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1、ThePediatricAirway小儿气道AnatomyandassessmentofthepediatricairwayImagingofthepediatricairwayTheManagementofdifficultintubationinchildrenAnatomyNoseThenoseoriginatesinthecranialectodermComposedoftheexternalnoseandthenasalcavityIntothenasopharynxviathechoan

2、aeorposteriornasalaperturesAnatomyCharacteristicSoftanddistensible,withrelativelymoremucosaandlymphoidtissuethanintheadultDeviationofthenasalseptumoccursinallagesofchildreneasilyobstructedbysecretions,edemaorbloodAnatomyParanasalsinusesethmoidal,maxill

3、ary,frontalandsphenoidsinusesairwayobstructioncausedbycopiousandtenacioussecretionsCellulitis,edemaorabscessformationmayalsooccur.AnatomyPharynxInfreecommunicationwiththenasalcavity,themouthandthelarynxNasopharynx、oropharynx、laryngopharynxAnatomyThenas

4、opharynxofaninfantphotographedwiththe120°retrogradetelescope.AnatomyThenasopharynxofa5-year-oldwithmildcongestionoftheposteriorendoftheseptumandtheturbinates.AnatomyOropharynxAnatomyRetropharyngealabscess:a,abscessbulge;d,laryngoscopeblade;b,uvula;c,to

5、ngue;e,tonsilAnatomyLaryngopharynxthepiriformfossaAnatomyLaryngopharynxTheglotticandsupraglotticstructuresina6-month-oldinfant.AnatomyLaryngopharynxLaryngealpapillomatosisRecurrentrespiratorypapillomatosis(RRP)AnatomyLaryngopharynxAnatomyLaryngopharynx

6、ThepresenceofmucosaledemaatthissitewillseverelycompromisetheairwayAnatomyAnatomyLaryngopharynxAssessmentofthepediatricairwayHistoryExaminationInvestigationsImagingEndoscopySleepstudiesImagingofthepediatricairwayFrontalchestradiographina10-month-oldinfa

7、nt.Normalexpiratorytrachealbucklingtotheright(arrow)isdemonstrated.Notetheprominentrightthymicsailsign,alsoanormalvariant.Imagingofthepediatricairwayexpiration(a)inspiration(b)ImagingofthepediatricairwayTwo-yearoldwithacutewheezingaftereatingpeanutsins

8、piratoryradiograph(a)expiratoryradiograph(b)ImagingofthepediatricairwayLateral(a)Frontal(b)AdoubleaorticarchvascularringImagingofthepediatricairwaySagittalultrasonographymagneticresonanceimagingImagingofthepediatricairwayGoiterCoronal(a