Nausea and vomiting

1. A patient presents to your office or hospital with complaints of nausea and vomiting. Please discuss the workup plan, including diagnostic imaging and laboratory tests. 2. Investigate emergencies in gastroenterology that may present as nausea and vomiting 3. discuss at least three differential diagnoses for this given patient. Additionally, discuss the treatment regimen for all three differentials. 4. 3 peer reviewed references less than 5 years old