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Can Misdiagnosis Delay Proper Treatment for the Real Issue? 

PostedOctober 13, 2025
UpdatedOctober 14, 2025
ByMy Patient Advice
Author: Victoria Rowe, MSc | Reviewed by: Dr. Rebecca Fernandez, MBBS

Misdiagnosis can significantly delay the correct treatment for the real underlying issue, often leading to prolonged struggles for both children and adults. When someone is diagnosed with ADHD but does not actually have the disorder, the prescribed treatment may not only be ineffective but could also exacerbate their original symptoms, delaying the discovery and treatment of the true condition. 

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Missed Diagnosis and Its Consequences 

When ADHD is misdiagnosed, the missed diagnosis of other potential conditions, such as anxiety, depression, or learning disabilities, is a common consequence. These conditions may share overlapping symptoms with ADHD, like inattention or restlessness, but require entirely different treatments. For example, a child mistakenly diagnosed with ADHD might be placed on stimulant medication, which could worsen symptoms like anxiety or irritability if the underlying condition is misidentified. This treatment lag prevents the real issue from being addressed, prolonging distress and potentially making the condition harder to treat later on. 

The Impact of Delayed Treatment 

The delay in correct treatment caused by a misdiagnosis can also affect the person’s emotional well-being and overall quality of life. Children may begin to feel frustrated or disengaged, thinking that nothing can help them. Missed treatment for conditions like depression or anxiety can also lead to worsened symptoms over time, making recovery more challenging. 

Conclusion 

A misdiagnosis can result in delayed treatment for the true issue, causing unnecessary suffering and potentially worsening the condition. Accurate and timely diagnosis is crucial to ensure individuals receive the right treatment for their specific needs. 

Visit providers like ADHD Certify for personal consultations to ensure accurate diagnoses and avoid treatment delays.

For a deeper dive into ADHD diagnosis and treatment, read our complete guide to Mislabelling Behavioral Issues as ADHD.

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Victoria Rowe, MSc, author for my patient advice - mypatientadvice.co.uk
Victoria Rowe, MSc
Author

Victoria Rowe is a health psychologist with a Master’s in Health Psychology and a BS in Applied Psychology. She has experience as a school psychologist, conducting behavioural assessments, developing individualized education plans (IEPs), and supporting children’s mental health. Dr. Rowe has contributed to peer-reviewed research on mental health, including studies on anxiety disorders and the impact of COVID-19 on healthcare systems. Skilled in SPSS, Minitab, and academic writing, she is committed to advancing psychological knowledge and promoting well-being through evidence-based practice.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the author's privacy. 

Dr. Rebecca Fernandez, MBBS, author and a reviewer for my patient advice - mypatientadvice.co.uk
Dr. Rebecca Fernandez, MBBS
Reviewer

Dr. Rebecca Fernandez is a UK-trained physician with an MBBS and experience in general surgery, cardiology, internal medicine, gynecology, intensive care, and emergency medicine. She has managed critically ill patients, stabilised acute trauma cases, and provided comprehensive inpatient and outpatient care. In psychiatry, Dr. Fernandez has worked with psychotic, mood, anxiety, and substance use disorders, applying evidence-based approaches such as CBT, ACT, and mindfulness-based therapies. Her skills span patient assessment, treatment planning, and the integration of digital health solutions to support mental well-being.

All qualifications and professional experience stated above are authentic and verified by our editorial team. However, pseudonym and image likeness are used to protect the reviewer's privacy.