A car accident ends, the vehicles are repaired, and outward injuries begin to heal. Yet weeks or months later, some crash victims still struggle with headaches, dizziness, memory problems, difficulty concentrating, fatigue, and mood changes. Friends, employers, and even insurance companies may question whether anything is really wrong because the injury is not always visible on an X-ray or MRI.

In many cases, these lingering symptoms are diagnosed as post-concussion syndrome (PCS). If another driver caused the collision, you may be able to pursue compensation through a personal injury claim. In Massachusetts, however, the success of a post-concussion syndrome case often depends on medical documentation, evidence connecting the symptoms to the crash, and whether the injury meets the state's legal requirements for pursuing damages beyond no-fault benefits.

When Can a Massachusetts Post-Concussion Syndrome Claim Move Forward?

  • Post-concussion syndrome may support a personal injury lawsuit after a Massachusetts car accident.
  • Strong medical evidence is often the most important factor in these cases.
  • Ongoing cognitive symptoms can qualify as serious injuries even when imaging appears normal.
  • Lost income, medical expenses, and pain and suffering may be recoverable damages.
  • Insurance companies frequently challenge PCS claims because symptoms are often subjective.
  • Early diagnosis and consistent treatment can significantly strengthen a case.

Can I Sue for Post-Concussion Syndrome After a Car Accident in Massachusetts?

Yes. If another party caused the accident, you may be able to file a personal injury claim seeking compensation for post-concussion syndrome and related losses.

Massachusetts operates under a no-fault insurance system. After most crashes, injured individuals initially seek benefits through their own Personal Injury Protection (PIP) coverage. However, Massachusetts law allows injured victims to pursue a claim against the at-fault driver when certain injury thresholds are met.

Post-concussion syndrome may support a personal injury lawsuit when the injury satisfies Massachusetts' no-fault threshold requirements and the injured person can demonstrate that the crash caused ongoing symptoms and losses. Every case is fact-specific, and the key issue is often not whether the concussion occurred but whether the ongoing symptoms can be reliably connected to the crash and proven through medical evidence.

What Is Post-Concussion Syndrome and How Is It Diagnosed?

A concussion is a traumatic brain injury that occurs when a sudden impact or force causes the brain to move within the skull. While many people recover within a few weeks, others continue experiencing symptoms long after the initial injury.

Healthcare providers often diagnose post-concussion syndrome, sometimes referred to as persistent post-concussive symptoms, when concussion-related symptoms continue beyond the expected recovery period and interfere with daily functioning.

Common symptoms include:

  • Chronic headaches
  • Memory problems
  • Difficulty concentrating
  • Dizziness or balance issues
  • Sleep disturbances
  • Sensitivity to light or noise
  • Anxiety or depression
  • Fatigue and mental fog

One challenge in these cases is that diagnostic imaging may appear normal even when symptoms are genuine and debilitating. Doctors often rely on neurological evaluations, cognitive testing, symptom history, and treatment records when diagnosing PCS.

Insurance companies frequently focus on the absence of visible findings. That makes thorough medical documentation particularly important.

How Long Can Post-Concussion Syndrome Last?

Recovery timelines vary from person to person. Some individuals improve within a few weeks, while others continue experiencing symptoms for months or even longer. Factors such as the severity of the initial injury, prior concussion history, age, and access to treatment may influence recovery. Because symptoms can fluctuate over time, ongoing medical care and documentation are often important when pursuing compensation for post-concussion syndrome after a car accident.

Can I Have Post-Concussion Syndrome if My MRI or CT Scan Is Normal?

Yes. Many individuals with post-concussion syndrome have normal MRI and CT scan results. Concussions and related neurological symptoms often do not appear on routine imaging studies. Healthcare providers may instead rely on neurological examinations, symptom history, cognitive testing, and ongoing treatment records when evaluating persistent post-concussion symptoms. A normal scan does not necessarily mean a person has fully recovered or that ongoing symptoms are unrelated to the accident.

Does Post-Concussion Syndrome Meet Massachusetts Injury Threshold Requirements?

Massachusetts generally requires injured motorists to satisfy certain thresholds before pursuing pain and suffering damages against another driver.

Under Massachusetts law, a claimant may move beyond the no-fault system when medical expenses exceed a specified threshold or when the accident causes certain serious injuries.

A post-concussion syndrome case may satisfy these requirements when:

  1. Reasonable and necessary medical expenses exceed $2,000.
  2. The symptoms substantially impair normal daily activities.
  3. The injury results in long-term cognitive limitations.
  4. Medical professionals document ongoing neurological effects.

The reality is that PCS cases often involve substantial medical treatment. Neurologists, neuropsychologists, physical therapists, occupational therapists, and cognitive rehabilitation specialists may all become part of the treatment process. These costs can quickly surpass statutory thresholds and help establish the seriousness of the injury.

Massachusetts General Laws Chapter 231, Section 6D addresses injury threshold requirements in motor vehicle claims.

How Do I Prove Post-Concussion Syndrome After a Car Accident?

Proving post-concussion syndrome after a car accident involves more than showing that a collision occurred. The central issue is usually causation—demonstrating that the crash caused the ongoing symptoms and that those symptoms are not the result of another medical condition or unrelated event.

Insurance companies often argue that headaches, memory problems, difficulty concentrating, fatigue, or mood changes stem from stress, aging, pre-existing conditions, or other factors. To succeed in a claim, an injured person must establish a clear connection between the accident, the concussion, and the continuing symptoms.

Prompt medical attention can play an important role. Medical records created shortly after the crash may help document the initial concussion diagnosis and establish a timeline linking the injury to the accident. Consistent treatment over time can also strengthen the connection between the collision and ongoing symptoms.

In some cases, neurologists, neuropsychologists, or other specialists may evaluate cognitive functioning and provide opinions regarding whether the symptoms are consistent with post-concussion syndrome. The stronger the evidence connecting the symptoms to the accident, the more difficult it becomes for an insurance company to argue that another cause is responsible.

What Compensation Can I Recover for Post-Concussion Syndrome?

The value of a post-concussion syndrome claim depends on the severity of symptoms, duration of impairment, impact on employment, and long-term prognosis.

Potential damages may include:

  • Medical expenses
  • Future medical treatment costs
  • Lost wages
  • Reduced earning capacity
  • Pain and suffering
  • Emotional distress
  • Loss of enjoyment of life
  • Rehabilitation expenses

Some concussion victims return to work within a short period. Others experience symptoms for years. Individuals working in professions requiring concentration, decision-making, technical skills, or high cognitive performance may suffer particularly significant economic losses.

A software engineer, accountant, teacher, healthcare professional, or executive experiencing ongoing memory issues may face challenges that substantially affect earning capacity even if the injury is not outwardly visible.

What Evidence Supports a Post-Concussion Claim?

A successful post-concussion syndrome claim is often supported by a combination of medical, employment, and personal evidence showing how the injury affects daily life.

Medical records are typically the foundation of the claim. Physician notes, specialist evaluations, treatment records, and neuropsychological testing can help document the nature and severity of ongoing symptoms. Cognitive testing may be particularly helpful because it can provide objective measurements of memory, attention, processing speed, and other cognitive functions.

Employment records may also help establish the impact of the injury. Documentation showing missed work, reduced job performance, workplace accommodations, or lost income can demonstrate how post-concussion symptoms affect a person's ability to earn a living.

In addition, testimony from family members, friends, or coworkers may help illustrate changes that are difficult to capture in medical records alone. Loved ones may observe memory lapses, personality changes, increased irritability, difficulty concentrating, or challenges managing routine responsibilities that developed after the accident.

When viewed together, these forms of evidence can provide a more complete picture of how post-concussion syndrome affects an individual's health, work, and everyday life.

How Insurance Companies Challenge Massachusetts Post-Concussion Syndrome Claims

Post-concussion syndrome claims often face more scrutiny than claims involving visible fractures or surgical injuries. Insurance companies frequently raise arguments such as:

  • Symptoms are subjective and difficult to verify.
  • Medical imaging does not show brain damage.
  • The claimant had pre-existing neurological issues.
  • The symptoms are caused by stress or unrelated conditions.
  • Treatment gaps indicate recovery.
  • The claimant's activities appear inconsistent with reported limitations.

Because of these challenges, documentation becomes particularly important. Medical providers, treatment records, employment evidence, and expert testimony often play a major role in establishing credibility. Many PCS cases are won or lost based on the quality of evidence rather than the diagnosis itself.

Do I Need a Lawyer for a Post-Concussion Syndrome Case?

Not every concussion claim requires legal representation, but cases involving persistent neurological symptoms often become more complicated than many people expect. Post-concussion syndrome claims may involve disputed diagnoses, competing medical opinions, complex insurance issues, and significant future damages. Calculating long-term losses can be difficult when symptoms continue for months after an accident and the full extent of recovery remains uncertain.

An attorney can help gather medical evidence, work with experts, evaluate future damages, negotiate with insurance carriers, and present the strongest possible case if litigation becomes necessary. This can be particularly important when insurance companies attempt to minimize symptoms because objective findings are limited. Many legitimate post-concussion syndrome cases face skepticism despite substantial medical evidence and significant limitations.

Need Legal Help? Brandon J. Broderick, Attorney at Law is One Phone Call Away

Post-concussion syndrome can affect nearly every part of a person's life, from employment and finances to relationships and daily functioning. Unfortunately, these cases are often challenged because the injury may not be visible despite serious and lasting symptoms. Insurance companies frequently look for gaps in treatment, inconsistencies in records, or alternative explanations for cognitive issues.

If you are experiencing ongoing symptoms after a Massachusetts car accident, the actions you take now may directly affect your ability to recover compensation later. A thorough investigation, strong medical documentation, and a clear strategy can make a significant difference when proving the full impact of a brain injury claim.

Contact us today! 


This article is for informational purposes only and does not constitute legal advice. Consult an attorney for advice regarding your specific situation.

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