Dysphagia - Differential Diagnosis Algorithm



Oropharyngeal Dysphagia 

Esophageal Dysphagia 

 • Upper 2/3 (striated muscle): stroke, NMJ disorders, ALS, MS, muscular dystrophy, spinal muscular atrophy, SLE, Sjogren, web

 • Mid esophagus: pill esophagitis

 • Lower 2/3 (smooth muscle): scleroderma, MCTD, achalasia. strictures, adenocarcinoma, DES, schatzki

Entire length: RA. inflammatory myopathies



Matthew Ho, MD PhD @MatthewHoMD



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