Dysphagia and odenophagia

Apr 7th, 2015
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this is a study guide about dysphagia.. biology

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DYSPHAGIADefinitionsDysphagiaDifficulty in initiation and executionGradationI: can swallow all but with occasional difficultyII: to solids but not to liquidsIII: to liquids and solidsIV: total dysphagiaOdynophagia:Pain caused by swallowingConcurrent Odynophagia eg pill induced esophagitisNote that Globus Hystericus is realDysphagia: ClassificationOropharyngeal dysphagiaUsually a functional cause Is usually immediate upon a swallow Usually is associated with upper aerodigestivesymptomsEsophageal DysphagiaUsually mechanical Is it progressive? Is there significant weight loss? Has the patient learnt to cope?The mechanics of SwallowingThe TongueThe oral cavityLaryngeal elevationAryepiglottic sphincter mechanismSoft palate elevationThe upper esophageal sphincterThe esophagusThe lower esophageal sphincterDysphagia1/3 of the passage is mouth and hypopharynx2/3 is esophagusDysphagia is caused by a dysfunction of thesystem of pistons or valvesOropharyngeal partPistons: tongue; pharyngeal tube Valves: soft palate; epiglottis; cricopharyngeusEsophageal bodyPiston : cricopharyngeus; body wall Valve: Lower esophageal sphincterOropharyngeal DysphagiaSystemic CausesLocal CausesFunctional causesZenkers diverticulu

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