Causes of Vomiting

In this article, we will discuss various Causes of Vomiting. So, let’s get started.

Causes

1. Gastrointestinal

(a) Mechanical Obstruction

  • Gastric outlet obstruction following peptic ulcer or malignancy
  • Small intestinal obstruction, e.g. volvolus, adhesions, malignancy

(b) Motility disorders

  • Gastroparesis due to diabetes, drugs, post-vagotomy, and idiopathic

(c) Inflammation

  • Bacterial food poisoning
  • Appendicitis
  • Acute pancreatitis

(d) Gastrointestinal irritants

  • Alcohol
  • Drugs, e.g. NSAIDs, oral antibiotics

2. Hepatobiliary

  • Hepatitis A and B
  • Portal hypertension
  • Acute cholecystitis
  • Gallstones

3. CNS disorders

(a) Vestibular causes

  • Labyrinthitis
  • Meniere’s disease
  • Motion sickness

(b) Raised intracranial pressure

  • CNS tumors
  • Subdural/Subarachnoid hemorrhage
  • Hydrocephalus, meningitis, encephalitis

4. Cardiovascular

(c) Migraine

  • Acute MI, congestive heart failure

5. Renal

  • Renal failure

6. Endocrinal

  • Diabetes mellitus
  • Hypo and hyperthyroidism
  • Thyrotoxic crisis
  • Adrenal crisis

7. Systemic causes

  • Infection
  • Pregnancy

8. Psychogenic

9. Radiation therapy

10. Bulimia

  • Psychiatric disorders

11. Postoperative

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