This guide is maintained as a current resource for August 2026 and covers only the laws of England and Wales. Information is for general guidance, not legal advice. Consult a qualified solicitor for advice specific to your situation.
Comprehensive guide to why clinical negligence claims in England and Wales are dismissed by courts, explaining legal tests for duty, breach, causation, limitation periods, procedural strike‑outs and key case examples.
Clinical negligence claims are legal actions brought by patients who allege they suffered harm as a result of substandard healthcare. In England and Wales, courts carefully assess these claims against established legal principles. Not all claims succeed; many are dismissed at preliminary stages or after full hearings for a range of legal and evidential reasons. Understanding why courts dismiss clinical negligence claims helps patients and advisers recognise common pitfalls, strengthen future cases, and manage expectations about legal outcomes.
Legal Foundations of Clinical Negligence
To succeed in clinical negligence, a claimant must prove the following elements on the balance of probabilities:
- Duty of care - the healthcare provider owed a legal duty to the patient.
- Breach of duty - the provider's care fell below the professional standard expected.
- Causation - the breach caused the claimed harm.
- Damage - the claimant suffered loss or injury as a result.
If any of these elements fail to be established, a claim can be dismissed by the court or struck out before trial.
Grounds on Which Clinical Negligence Claims Are Dismissed
1. Failure to Establish Duty of Care
In clinical negligence, duty of care is normally assumed because clinicians and hospitals have a clear patient relationship. However, claims can be dismissed where no duty exists, such as when a clinician did not treat the claimant or the connection between the care and claimant is legally tenuous.
A recent example outside strict clinical contexts - Kent v Griffiths - shows how duty of care is legally assessed, though it did not involve a dismissal on duty in that case.
2. No Breach of Duty
Even if a duty of care exists, courts will dismiss claims where the clinician acted in line with reasonable, competent practice in similar circumstances. The legal standard is informed by professional opinion under the Bolam/Bolitho test, which asks whether a responsible body of medical professionals would have acted similarly.
In Geldards v Clinical Negligence Claim, the High Court dismissed a claim because the claimant failed to prove that the clinical advice or practice breached the standard of care, and expert evidence did not show negligent practice.
3. Lack of Evidence of Causation
Even where breach is shown, clinical negligence claims will fail if the claimant cannot prove the breach caused the injury. This causal link must satisfy the “but for” test - that the harm would not have occurred without the negligent act or omission.
In complex clinical cases, causation can be disputed on evidence that harm could have occurred regardless of the alleged error, due to other risk factors or pre‑existing conditions - a principle illustrated in Wilsher v Essex Area HA, where the court dismissed the claim because it was not possible to say that the defendant's negligence was the probable cause of the injury.
4. Missing or Weak Expert Evidence
Clinical negligence claims depend on independent expert evidence to establish breach and causation. Courts may strike out or dismiss claims early where expert opinions are absent, inadequate or fail to support the pleaded case. In some High Court decisions, claims have been dismissed at preliminary stages for want of adequate expert evidence, especially when the claimant lacks specialist reports.
5. Limitation Periods
Under the Limitation Act 1980, most clinical negligence claims must be issued within three years from either the date of the negligent act or from when the claimant knew (or ought to have known) of the negligence and resulting harm.
If proceedings are filed outside the limitation period, the court can dismiss the claim unless the claimant successfully applies to exercise its discretion under section 33 of the Act to disapply the time limit. Courts consider factors like prejudice to the defendant and the strength of the claim. In some cases, courts have dismissed late claims because the evidence had weakened and it was inequitable to require the defendant to defend, highlighting the importance of timely action.
6. Fundamental Dishonesty
Under section 57 of the Criminal Justice and Courts Act 2015, courts must dismiss a civil claim for damages if it finds the claimant was fundamentally dishonest about the facts underlying the claim or related claims, unless dismissal would cause substantial injustice. This rule applies even where some aspects of the claim may otherwise be proved.
Procedural Grounds for Dismissal
7. Strike‑Out for No Reasonable Grounds
Under the Civil Procedure Rules (CPR), the court can strike out a claim if it discloses no reasonable grounds or amounts to an abuse of process. This can occur where the pleaded claim, even if its facts were true, would not disclose a recognisable legal claim against the defendant.
8. Failure to Comply With Court Timetables
Claims can also be dismissed where parties fail to comply with procedural requirements or court‑ordered timetables, especially in relation to expert evidence deadlines. Persistent non‑compliance can lead to strike‑out or other sanctions.
Examples from Case Law
- Claim dismissed for lack of breach and causation: In a High Court clinical negligence case concerning warfarin management, the court dismissed the claim because expert evidence did not show negligent practice nor a causal link to the claimed injury.
- Limitation discretion refused: In a claim decades after treatment, the court overturned a decision to disapply the limitation period, noting that the weakness of the evidence and prejudice to the defendant made it inequitable to proceed.
- Scope of duty leading to dismissal: Some High Court decisions have dismissed claims where the scope of duty did not extend to the specific harm claimed, reaffirming that negligence law is grounded in reasonable foreseeability and professional standards.
Practical Implications for Claimants
Obtain Early Legal and Expert Advice
Strong expert evidence is central to surviving preliminary challenge and establishing breach and causation. Claimants should secure supportive expert reports before issuing proceedings to reduce the risk of dismissal.
Comply with Limitation Requirements
Understanding when the clock starts running and acting within statutory limits is crucial. Many claims fail because claimants either delay seeking advice or misidentify the date of knowledge.
Prepare for Procedural Challenges
Applicants should ensure timely compliance with court directions, expert disclosure deadlines and coherent pleading to avoid procedural dismissal.
Common Questions
Why do so many claims fail on causation?
Causation is often the most challenging element because claimants must show that without negligence, the harm would probably not have occurred. If harm would have occurred anyway, or if the evidence is uncertain, courts dismiss the claim.
Can a claim be dismissed even if negligence occurred?
Yes. For example, claims can be dismissed if they are time‑barred, lack expert evidence, disclose no reasonable case, or involve claimant dishonesty.
What happens after dismissal?
Dismissed claimants may have the right to appeal if there are grounds, such as legal errors in the judge's reasoning or procedural unfairness.
Final Thoughts
Clinical negligence claims in England and Wales are subject to rigorous legal and procedural standards. Claims are dismissed where claimants fail to prove duty, breach, causation or when claims are time‑barred, procedurally defective or fundamentally dishonest. Obtaining robust evidence, understanding limitation periods, and complying with court processes are essential to avoid dismissal. Patients and advisers should seek specialist clinical negligence support early to navigate these complex legal criteria and improve prospects of a successful claim.
