Persistent Post-Concussion Symptoms: When Is Neuropsychological Assessment Helpful?

Concussion and mild traumatic brain injury are among the most frequently encountered injuries in personal injury litigation. Whilst many individuals recover fully within weeks or months, a minority continue to report ongoing symptoms long after the initial injury.

These cases can present significant challenges for solicitors, particularly where symptoms persist despite normal neuroimaging findings and there is disagreement regarding the cause, severity or likely duration of the difficulties reported.

Neuropsychological assessment can play an important role in understanding these presentations and providing the court with an objective evaluation of cognitive and functional difficulties.

What Are Persistent Post-Concussion Symptoms?

Persistent post-concussion symptoms refer to difficulties that continue beyond the period during which recovery would typically be expected following a mild traumatic brain injury.

Commonly reported symptoms include:

• Memory difficulties

• Reduced concentration

• Mental fatigue

• Slower thinking speed

• Headaches

• Sleep disturbance

• Increased irritability

• Anxiety or low mood

• Reduced tolerance for busy environments

The severity and combination of symptoms can vary considerably between individuals.

Why Can These Cases Be Difficult?

One of the challenges in litigation involving mild traumatic brain injury is that symptoms are often subjective.

Unlike more severe injuries, standard neuroimaging may not demonstrate obvious structural abnormalities. As a result, there can be disagreement regarding:

• Whether ongoing symptoms are attributable to the injury

• The extent of any cognitive impairment

• The contribution of psychological factors

• The likely prognosis

• The impact on employment and everyday functioning

A careful and comprehensive assessment is often required to address these issues.

What Does a Neuropsychological Assessment Involve?

A neuropsychological assessment considers the individual's functioning from multiple perspectives.

This typically includes:

• Clinical interview

• Review of medical records

• Standardised cognitive testing

• Consideration of educational and occupational history

• Assessment of emotional functioning

• Evaluation of day-to-day functional difficulties

The objective is not simply to identify whether symptoms are reported, but to understand their nature, consistency and likely impact.

The Importance of Objective Assessment

A key strength of neuropsychological assessment is the use of standardised measures that allow performance to be compared with expected levels based on age, education and background.

This can assist in identifying:

• Areas of cognitive strength

• Areas of cognitive weakness

• The pattern of any difficulties identified

• The likely functional significance of those difficulties

Assessment findings are interpreted alongside the wider clinical and factual evidence available in the case.

Psychological and Emotional Factors

Recovery following concussion is influenced by a range of factors.

Pain, sleep disturbance, anxiety, depression, stress and adjustment difficulties can all affect cognitive performance and day-to-day functioning. A neuropsychological assessment considers these factors alongside any evidence of cognitive impairment, helping to develop a balanced understanding of the individual's presentation.

This is particularly important where symptoms have persisted for an extended period.

Functional Impact

In many medico-legal cases, the key question is not simply whether symptoms are present, but how those symptoms affect everyday life.

Assessment may therefore consider the impact on:

• Employment

• Education

• Financial management

• Driving

• Relationships

• Independent living

• Rehabilitation needs

Understanding functional consequences is often central to questions of causation, prognosis and quantum.

Prognosis and Future Needs

Neuropsychological assessment can also contribute to opinions regarding prognosis.

This may include consideration of:

• Likely future recovery

• Rehabilitation recommendations

• Workplace adjustments

• Support requirements

• Factors likely to influence outcome

Such opinions are informed by the assessment findings, medical evidence and the wider scientific literature.

When Should a Solicitor Consider Neuropsychological Assessment?

A specialist neuropsychological opinion may be particularly helpful where:

• Cognitive symptoms persist beyond expected recovery periods

• There is disagreement regarding the significance of ongoing symptoms

• The claimant reports difficulties affecting work or education

• Questions arise regarding future rehabilitation needs

• The court requires an objective assessment of cognitive functioning

Early consideration of these issues can help ensure that the evidence obtained addresses the matters most relevant to the litigation.

Persistent post-concussion symptoms can present complex medico-legal questions. Whilst many individuals recover fully following mild traumatic brain injury, some continue to experience difficulties that affect their daily functioning, employment and quality of life.

Neuropsychological assessment provides a structured and objective framework for evaluating these difficulties, helping solicitors and the court understand their nature, significance and likely implications.

Further Information

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Dr Vikki Hunkin is a Consultant Clinical Neuropsychologist providing independent expert witness services to solicitors across England and Wales. Her medico-legal work includes neuropsychological assessment and reporting in personal injury, clinical negligence, and capacity matters.

For further information, see the For Solicitors page.