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​Symptoms and Signs – Differential Diagnosis of Vomiting
• Appendicitis
• Biliary colic
• Boerhaave’s syndrome
• Bulimia, anorexia nervosa
• Carbon monoxide poisoning
• CNS disturbances: trauma, hemorrhage, infarction, neoplasm, infection, hypertensive encephalopathy, migraine
• Diabetic gastroparesis
• Drugs: morphine, digitalis, cytotoxic agents, bromocriptine
• GI disturbances
• Increased intracranial pressure
• Infections: viral or bacterial enteritis, viral hepatitis, food poisoning, gastroenteritis
• Metabolic disorders: uremia, acidosis/alkalosis, hyperglycemia, diabetic ketoacidosis (DKA), thyrotoxicosis
• Motion sickness
• Nausea and vomiting of pregnancy, hyperemesis gravidarum
• Obstruction: esophageal, pyloric, intestinal
• Other: gastritis, peptic ulcer disease (PUD), inflammatorybowel disease (IBD), GI tract neoplasms
• Pancreatitis
• Perforated bowel
• Peritonitis
• Psychogenic: emotional disturbances, offensive sights or smells
• Pyelonephritis
• Radiation sickness
• Reye’s syndrome
• Severe coughing
• Severe pain: myocardial infarction (MI), renal colic
• Trauma: blows to the testicles, epigastrium
• Vertigo
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