Traumatic brain injury: Warning signs after minor head injury that should not be ignored

A minor head injury may hide serious complications, including bleeding or brain swelling. Read further to recognise warning signs, understand CT scans and know when surgery may be needed.

New Delhi: Not every serious head injury leaves a person unconscious or visibly distressed. Someone who has had a fall, hit their head against a hard surface or been involved in a road accident may feel well enough to carry on with their day. In some cases, however, bleeding can develop inside the skull, or the brain may begin to swell.

The person’s condition can deteriorate hours after the incident, even if there were no obvious signs of a serious injury immediately after the impact. Recognising when a head injury needs urgent medical attention is therefore critical.

Traumatic brain injury (TBI) occurs when an external force disrupts normal brain function. It can range from a concussion to a severe injury involving bleeding, bruising of brain tissue or damage to the blood vessels. The severity of the impact alone does not always indicate the extent of the injury.

Symptoms that warrant urgent evaluation

A persistent or worsening headache,........

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