Upper GI
Esophageal dilatation
Birds beak sign
Esophageal dilatation
Birds beak sign
Esophageal Manometry
Achalasia
Ingested foreign body
Esophageal candidiasis
Esophageal carcinoma - dysphagia predominantly for solid foods during initial stages
Mallory-Weiss tear
Reflux esophagitis - dysphagia results from inflammatory swelling or a fibrotic stricture
Esophageal spasm
Pseudoachalasia - underlying malignancy mimics achalasia