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Concussion symptoms may vary based on the type, severity and location of the head injury. [2] Concussion symptoms in infants, children, and adolescents often appear immediately after the injury, however, some symptoms may arise multiple days following the injury leading to a concussion. [3]
Symptoms of brain injuries can also be influenced by the location of the injury and as a result, impairments are specific to the part of the brain affected. Lesion size is correlated with severity, recovery, and comprehension. [16] Brain injuries often create impairment or disability that can vary greatly in severity.
A concussion, also known as a mild traumatic brain injury (mTBI), is a head injury that temporarily affects brain functioning. [9] Symptoms may include loss of consciousness; memory loss; headaches; difficulty with thinking, concentration, or balance; nausea; blurred vision; dizziness; sleep disturbances, and mood changes. [1]
It encompasses both traumatic and non-traumatic (or atraumatic) injuries. Pediatric acquired brain injury (PABI) is the number one cause of death and disability for children and young adults in the United States." [citation needed] and affects mostly children ages (6-10) and adolescent ages (11-17) around the world.
Signs and symptoms of hypopituitarism may develop and be screened for in adults with moderate TBI and in mild TBI with imaging abnormalities. Children with moderate to severe head injury may also develop hypopituitarism. Screening should take place 3 to 6 months, and 12 months after injury, but problems may occur more remotely. [152]
Symptoms of brain injuries can also be influenced by the location of the injury and as a result impairments are specific to the part of the brain affected. Lesion size is correlated with severity, recovery, and comprehension. [4] Brain injuries often create impairment or disability that can vary greatly in severity.
Closed-head injuries are caused primarily by vehicular accidents, falls, acts of violence, and sports injuries. [4] Falls account for 35.2% of brain injuries in the United States, with rates highest for children ages 0–4 years and adults ages 75 years and older. [3] Head injuries are more common in men than women across every age group. [3]
Shaken baby syndrome (SBS), also known as abusive head trauma (AHT), is a controversial and scientifically disputed [4] [5] [6] medical condition in children younger than five years old, [3] generally caused by blunt trauma, vigorous shaking, or a combination of both.