Misdiagnosis or Delayed Diagnosis: A Practical Guide

Introduction

When a person seeks medical attention, their expectation is that their symptoms will be assessed carefully and that appropriate steps will be taken to reach an accurate diagnosis. However, diagnostic errors can occur.

Two of the most common issues that arise in Medical Negligence claims are misdiagnosis and delayed diagnosis. Although the terms are often used interchangeably, they describe different situations and can have very different consequences for patients. Understanding the distinction is an important first step in assessing whether Medical Negligence may have occurred.

Misdiagnosis Explained 

A misdiagnosis occurs when a healthcare professional identifies the wrong condition. As a result, a patient may receive treatment that is unnecessary, ineffective or unsuitable for their actual illness. 

In some cases, the true condition remains untreated for a significant period of time. Examples may include diagnosing a minor illness where a more serious condition such as cancer is present or attributing physical symptoms to another unrelated medical issue.

The impact of a misdiagnosis can range from temporary discomfort to serious injury, depending on the nature of the condition and the treatment provided. 

Delayed Diagnosis Explained 

A delayed diagnosis arises when the correct diagnosis is eventually made, but not within a reasonable timeframe.

Delays can happen for a variety of reasons, including failures to order appropriate tests, delays in reviewing results or not referring a patient to a specialist when further investigation is required.

While the eventual diagnosis may be accurate, the time lost can allow a condition to progress and may reduce treatment options or the likelihood of a successful recovery. 

When a Diagnostic Error Amounts to Medical Negligence

Not every diagnostic error equates to negligence. The practice of medicine is complex, and some conditions can be difficult to identify, particularly in their early stages.

A Medical Negligence claim generally requires evidence that the care provided fell below the standard reasonably expected of a competent healthcare professional. It must also be shown that the patient suffered avoidable harm as a result. In other words, it is not enough that a mistake occurred; the mistake must have caused a measurable injury, loss or worsening of the condition. 

Common Warning Signs 

Situations that may give rise to concerns include repeated dismissal of symptoms, overlooked test results, delays in arranging investigations, incorrect interpretation of scans or laboratory findings or a failure to refer a patient for specialist assessment.

Where any of these issues result in delayed treatment or a poorer medical outcome, legal advice may be appropriate. 

Practical Steps Following a Misdiagnosis or Delayed Diagnosis

If you believe you have been affected by a misdiagnosis or delayed diagnosis, it is advisable to obtain copies of your medical records, keep a timeline of events and seek an independent medical opinion where possible.

Early legal advice can help clarify whether there may be grounds for a claim and what steps should be taken next. An experienced Medical Negligence Solicitor can assess the circumstances of your case, explain your legal options and guide you through the process in a clear and supportive manner.

Why Choose Lavelle Partners for a Misdiagnosis or Delayed Diagnosis Claim?

Our award-winning Medical Negligence Team, headed by partner Avril Scally, have decades of experience in handling complex Medical Negligence claims.

We have developed a reputation for excellence, having being named Medical Negligence / Personal Injury Law Firm of the Year at the Irish Law Awards in both 2023 and 2022.

We understand the significant impact that Medical Negligence can have on individuals and their families. We are committed to providing clear advice, practical support and a first-rate client-focused service throughout the claims process.

Further Information

For expert guidance on making a misdiagnosis or delayed diagnosis claim, please contact Partner Avril Scally or Solicitor Grace Molloy in our award-winning Medical Negligence & Personal Injury Team.