A 64-year-old woman presented with complaints of chronic sore throat and vomiting.

A 33-year-old man presented with a history of hemorrhoids, gastroesophageal reflux disease (GERD) with chronic abdominal pain, and dark stool for one week.

A 70-year-old man presented for retrograde urethrography status post subtotal prostatectomy.

A 72-year-old man presented with increasing abdominal pain. There was no history of trauma or any recent procedure.

A 28-year-old man presented to the emergency room in respiratory distress after accidentally ingesting oven cleaner.

A 58-year-old man presented for follow-up status post diverting loop ileostomy and reversal of Hartmann's procedure.

A 56-year-old woman presented for preoperative lung transplant evaluation. The patient had a history of gastroesophageal reflux and dysphagia to solids but not liquids.

A 3-year-old girl presented with foreign-body ingestion.

A 32-year-old woman presented with nausea, vomiting, early satiety, and bloating after meals. The patient has a longstanding history of uncontrolled diabetes and a recent A1C of 13%.

A 50-year-old man presented to the ED following two days of nausea and vomiting, with subsequent sharp chest and epigastric pain beginning that morning.

A 69-year-old woman with scleroderma presented with abdominal pain she had been experiencing for the past five days.

A 21-year-old woman with no significant past medical history presented with an acute episode of worsening abdominal pain and vomiting. Over the previous four days, the patient had been vomiting acidlike fluid and had abdominal pain up into her chest and neck.

A 71-year-old woman with a history of stage IV follicular thyroid cancer status post-thyroidectomy with pulmonary metastases, endometrial cancer status post-total abdominal hysterectomy, latent tuberculosis, and gastroesophageal reflux disease presented with a persistent cough that had lasted five months. 

A 60-year-old woman with a history of stage IA invasive ductal cell carcinoma of the left breast (postlumpectomy and postradiation) and Roux-en-Y gastric bypass presented with chronic dyspepsia and nausea.

A 56-year-old woman presented with intractable nausea and vomiting a week after an endoscopic procedure to treat a duodenal AVM.

A 44-year-old man presented for routine follow-up fluoroscopic evaluation post-low anterior resection for rectal cancer.

A 48-year-old woman undergoing preoperative evaluation for bariatric surgery.

18-year-old man with acute onset abdominal pain and inability to tolerate oral intake. 

61-year-old woman with chronic diarrhea and intermittent feculent emesis.

A 61-year-old man with esophageal numbness and a globus sensation.