An 83-year-old man with chronic dysphagia and epigastric pain.

A 30-year-old man with a history of prune belly syndrome and chronic kidney disease.

A 68-year-old man with urinary retention and a history of prostate cancer.

A 64-year-old man with postvoid dribbling and elevated prostate-specific antigen (PSA) levels.

A 65-year-old man with two months of abdominal pain and early satiety.

A 63-year-old woman undergoing unenhanced chest CT for follow-up of lung nodule.

A 73-year-old man with gradually worsening, painless dysphagia.

A 30-year-old woman being evaluated for dysphagia and halitosis.

A 57-year-old man with chronic epigastric pain.

A 39-year-old woman with infertility and a history of pelvic inflammatory disease.

A 65-year-old man with chronic dysphagia.

A 71-year-old man with a 40-lb weight loss and generalized abdominal pain.

A 60-year-old man with months of bad breath and regurgitation and a history of gastroesophageal reflux.

A 2-day-old infant with emesis and small mucous bowel movement.

A 39-year-old man with a history of solid and liquid food dysphagia.

A 43-year-old man with Crohn's disease in need of a peripherally inserted central catheter (PICC) line.

A 68-year-old woman with history of leukemia on chemotherapy presented with worsening odynophagia.

A 66-year-old woman with worsening abdominal pain and dysphagia and a history of pancreatic adenocarcinoma.

A 66-year-old man with a history of gastrointestinal tract polyps and lesions in the pancreas.

A 43-year-old man with Behçet disease and hypertrophic obstructive cardiomyopathy, presenting with recurrent lung infections.