What is Vomiting?

Vomiting is the forceful expulsion of stomach contents through the mouth. While it often results from gastrointestinal conditions, it can also be a sign of neurological disease.

Following a head injury, vomiting may indicate concussion, brain swelling, or intracranial bleeding.

Common Causes

• Concussion
• Brain injury
• Migraine
• Infection
• Food poisoning
• Motion sickness 

Investigations

• CT Brain
• MRI Brain
• Blood tests
• Neurological assessment 

Treatment Options

• Hydration
• Antiemetics
• Treatment of underlying cause 

Red Flags

• Repeated vomiting
• Head injury
• Loss of consciousness
• Severe headache
• Confusion 

FAQs

How many episodes are concerning?

Repeated vomiting after head injury warrants immediate assessment.

Can vomiting indicate brain bleeding?

Yes.

Is vomiting common after concussion?

Yes.

When to Consult:

Seek prompt neurological evaluation if vomiting follows trauma or occurs with other neurological symptoms.