Nausea and vomiting may occur separately or together. Common causes include:

  1. Chemotherapy
  2. Gastroparesis (poor functioning of stomach muscles)
  3. General anesthesia
  4. Migraine
  5. Motion sickness
  6. Overdose of alcohol, illicit substances or toxic substances
  7. Rotavirus
  8. Vertigo (false sense of motion or spinning)
  9. Viral gastroenteritis

Other possible causes of nausea and vomiting include:

  1. Addison's disease (adrenal insufficiency)
  2. Alcoholic hepatitis
  3. Anaphylaxis
  4. Anorexia nervosa
  5. Appendicitis
  6. Benign paroxysmal positional vertigo (BPPV)
  7. Brain AVM (arteriovenous malformation)
  8. Brain hemorrhage
  9. Brain infarction
  10. Brain tumor
  11. Bulimia nervosa
  12. Chronic kidney disease
  13. Congenital adrenal hyperplasia (condition that limits adrenal function)
  14. Crohn's disease
  15. Cyclic vomiting syndrome
  16. Depression
  17. Diabetic ketoacidosis
  18. Dizziness
  19. Ear infection (middle ear)
  20. Food poisoning
  21. Frontal lobe seizures
  22. Gallstones
  23. Generalized anxiety disorder
  24. GERD — Gastroesophageal reflux disease
  25. Head injury
  26. Heart attack
  27. Heart failure
  28. Hirschsprung's disease
  29. Hydrocephalus
  30. Hyperparathyroidism (overactive parathyroid)
  31. Hyperthyroidism (a thyroid disorder)
  32. Hypoparathyroidism (underactive parathyroid)
  33. Intestinal ischemia
  34. Intestinal obstruction
  35. Intracranial hematoma
  36. Intussusception (in children)
  37. Irritable bowel syndrome
  38. Liver cancer
  39. Liver failure
  40. Meniere's disease
  41. Meningitis
  42. Milk allergy (in infants and children)
  43. Nonulcer stomach pain
  44. Pancreatic cancer
  45. Pancreatitis
  46. Peptic ulcer
  47. Porphyria
  48. Pseudotumor cerebri
  49. Pyloric stenosis (in infants)
  50. Radiation therapy
  51. Retroperitoneal fibrosis
  52. Social anxiety disorder
  53. Stomach obstruction
  54. Strep throat (in children)
  55. Temporal lobe seizure
  56. Traumatic brain injury

Causes shown here are commonly associated with this symptom. Work with your doctor or other health care professional for an accurate diagnosis.

May. 14, 2011