Why Medicine Has Gone Too Far, The Problem With Getting A Diagnosis & Why Early Detection Is Not Always A Good Thing with Dr Suzanne O'Sullivan #553

May 6, 2025 Episode Page ↗
Overview

Dr. Suzanne O'Sullivan, a consultant neurologist, discusses how modern medicine may be over-diagnosing and medicalizing normal human experiences. She urges patients and doctors to question if medicalizing struggles is always the right approach, emphasizing the non-neutral impact of diagnoses.

At a Glance
41 Insights
1h 50m Duration
17 Topics
5 Concepts

Deep Dive Analysis

Introduction to Over-Diagnosis and Medicalization

Why a Diagnosis Might Not Always Help

The Profound Impact of a Huntington's Disease Diagnosis

The Nocebo Effect and How Belief Shapes Health

The Problem with Over-Testing and Modern Medicine

Societal Factors Contributing to Medicalization

The Downsides of Hyper-Specialization in Medicine

The Dangers of Expanding Diagnostic Criteria

The Evolution and Over-Diagnosis of Autism

Rethinking Support for Children with Special Needs

Diagnosis as Social Identity and its Implications

The Nuance of Type 2 Diabetes and Pre-Diabetes Diagnoses

Reconsidering the Value of Early Detection and Screening

Challenges and Risks of Genetic Testing

Replacing Illness Identity with Recovery Identity

The Power of Compassionate Listening in Medicine

Main Takeaways for Patients and Doctors

Over-diagnosis

Over-diagnosis occurs when medicalizing someone's struggles, even if significant, is not the most appropriate course of action. It doesn't mean the diagnosis is wrong, but questions whether a medical label or intervention is truly helpful, especially when social or non-medical support might be more beneficial.

Nocebo Effect

This effect describes how a person's belief that they have a disease can lead them to search their body for evidence of that disease, amplifying symptoms and making their body feel less reliable. It highlights how a diagnosis can change a person's relationship with their body and reinforce symptoms.

Illness Identity

Illness identity is when a person's illness becomes a central part of who they are. While a diagnosis can provide validation, strong identification with an illness can heighten symptoms, get in the way of recovery, and make it difficult to visualize a future without the condition.

Medicalization of Normal Experience

This concept refers to the process where ordinary human experiences, feelings, or life stages (like unhappiness, aging, or subtle differences in social interaction) are increasingly defined and treated as medical conditions. This can lead to an over-reliance on medical labels and interventions where other forms of support might be more appropriate.

Choosing Wisely Campaign

This is a global campaign that advises doctors to be more mindful about performing investigations and tests. It aims to reduce unnecessary medical procedures, recognizing that while doctors often acknowledge over-investigation is a problem, they still frequently perform them.

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Why might a medical diagnosis not always be helpful?

A diagnosis is not neutral; it can fundamentally change how a person views themselves, their body, and their future, potentially leading to increased symptoms through a nocebo effect, limiting expectations, or becoming a restrictive identity.

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Is early detection and treatment always better in medicine?

Not always; early detection can turn healthy people into patients decades before symptoms might develop, leading to unnecessary treatments, psychological burden, and medicalizing lives without a clear benefit, as seen in some cancer screenings or pre-diabetes diagnoses.

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How has the definition of autism changed over time?

Originally coined in the 1940s as 'extreme autistic aloneness' for severely affected children, the definition has dramatically expanded through tweaks in diagnostic criteria, now encompassing milder versions and manifesting differently across demographics, leading to a significant increase in diagnoses.

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What are the potential downsides of hyper-specialization in medicine?

Hyper-specialization can lead to doctors focusing on isolated parts of the body or single diseases, making it difficult to view patients as whole people. This can result in multiple diagnoses for the same symptom, polypharmacy, and a lack of holistic oversight of a patient's health.

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What are the risks associated with direct-to-consumer genetic testing?

Direct-to-consumer genetic tests may use non-clinical grade methods, making them less reliable, and often only test for a limited number of genes, potentially yielding false positives or negatives. Furthermore, a personal test result can have unintended implications for an entire family, revealing genetic information they may not have wanted to know.

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How does the medical system contribute to the rise in diagnoses?

The medical system often operates through labels, with an expectation from both patients and doctors that something 'will be done' and a diagnosis applied. This, combined with a societal loss of other support systems, leads people to medicalize their struggles to access help, even if a non-medical approach might be more beneficial.

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Can a person's belief about their health impact their physical symptoms?

Yes, if a person believes they have a disease, they may start searching their body for evidence of it, leading to amplified symptoms. This 'nocebo effect' can make the body feel less reliable and reinforce the perception of illness, even if the underlying condition is mild or non-existent.

1. Cultivate Recovery Mindset

To recover from an illness, actively visualize and believe in the possibility of recovery, and seek out communities or approaches that focus on overcoming symptoms rather than merely accommodating them.

2. Avoid Illness Identity

Do not identify too strongly with an illness, as this can heighten symptoms by focusing attention on the body and impede recovery. If an illness becomes your identity, it can be difficult to move forward.

3. Evaluate Diagnosis Helpfulness

When receiving a diagnosis, critically ask yourself if the diagnosis is truly helping you, rather than just focusing on its accuracy, as a diagnosis is not always beneficial.

4. Prioritize Hope Over Knowledge

When faced with a genetic test for an incurable condition, consider prioritizing living with hope over early knowledge of a positive diagnosis, as this can lead to a more productive life.

5. Protect Future Hope

Recognize the immense value of living with the hope of any type of future, as learning about an impending condition can permanently alter your life experience and cannot be unlearned.

6. Question Medicalizing Unhappiness

Consider whether your struggles are ‘ordinary unhappiness’ being medicalized, rather than solely a mental health disorder, as social change or different support might be more helpful than a medical label.

7. Re-evaluate Early Detection

Reconsider the assumption that ’early detection, identify people at risk, treat them early’ is always the best approach, as it can medicalize many healthy lives and cause psychological distress for every life it potentially saves.

8. Hold Diagnoses Lightly

Hold diagnoses lightly, recognizing that they may not need to be a lifelong identity, especially as life circumstances change and personal growth occurs.

9. Beware Self-Fulfilling Prophecy

Be cautious of labels, especially for borderline conditions, as they can create a self-fulfilling prophecy, leading individuals to focus on limitations and lower expectations for themselves.

10. Words and Labels Matter

Be aware that words and labels from medical professionals deeply impact your beliefs about your body and health, potentially creating a self-fulfilling prophecy of weakness or illness.

11. Examine Life for Mood

When feeling down, conduct an examination of your life circumstances, history, and environment, as these factors are interconnected with mood and are often within your control, unlike brain chemistry.

12. Focus on Strengths

When supporting young people, focus on helping them identify and develop their talents and strengths, rather than solely accommodating their weaknesses or labeling them with deficits.

13. Imagine a Different Future

If you are struggling with illness or a difficult situation, consciously choose to imagine a different kind of future for yourself, as this visualization is crucial for initiating change and recovery.

14. Prioritize Deep Listening (Doctor)

As a doctor, prioritize deep, compassionate listening and validate patients’ feelings, as this can be a powerful and healing form of medicine, potentially more effective than immediate diagnosis and medication.

15. Practice Slow Medicine (Doctor)

As a doctor, prioritize listening, examining, and spending time with patients over multiple visits before ordering tests, as this ‘slow medicine’ approach is considered good practice and more effective than immediate testing.

16. Prioritize Listening and Care (Doctor)

Doctors should prioritize in-person time spent listening, hearing, and making patients feel believed and cared for, as these fundamental aspects of a good consultation are crucial for quality diagnosis and effective medicine, more so than relying on high-tech investigations.

17. Master History-Taking (Doctor)

Doctors should master the skill of taking a good patient history, as paying careful attention and listening to the patient will provide most of the information needed for an accurate diagnosis.

18. Frame Diagnoses for Empowerment (Doctor)

When delivering a diagnosis like type 2 diabetes, frame it in a way that empowers the patient by highlighting lifestyle factors they can address to potentially reverse the condition, rather than just stating the diagnosis and prescribing medication.

19. Notice Pain-Free Moments

If experiencing chronic pain, actively pay attention to and acknowledge the specific moments throughout the day when you are not in pain, as this can help shift your perception and shake the foundation of an ‘always in pain’ identity.

20. Use Health Data Detachedly

When using health wearables or data, maintain a detached perspective; use it to understand yourself and make better choices, but avoid over-dependence or allowing the data to cause anxiety.

21. Delay Unnecessary Medicalization

Consider delaying medicalizing your life or the lives of others, especially if symptoms are subtle and not causing distress, as early diagnosis can burden individuals with worry and change their perception of their body unnecessarily.

22. Understand Diagnosis Negatives

Understand that a diagnosis is not neutral; it carries potential negative consequences alongside any positives, and these should be considered.

23. Mind Symptom Reinforcement

Be aware that a diagnosis can change your relationship with your body and reinforce symptoms, as increased attention to a known disorder can make you notice and amplify minor bodily sensations.

24. Be Cautious with Pre-Diagnosis

Exercise caution when receiving ‘pre-diagnosis’ labels (e.g., pre-diabetes), as they can place a significant psychological burden of worry about future illness, even if the majority of people in that category will not develop the full condition.

25. Consider Long-Term Medication

Before starting daily medication, consider the long-term implications, including potential side effects and the psychological burden, especially when the goal is primary prevention of future illness.

26. Understand Cancer Screening Nuances

When considering cancer screening, understand that finding abnormal cells in a healthy person doesn’t always mean life-threatening cancer, and screening can lead to unnecessary treatment for non-aggressive conditions.

27. Question Abnormal Screening Results

If a screening test reveals abnormal cells, empower yourself by knowing that not all abnormal cells become significant; discuss with your doctor whether immediate panic or aggressive treatment is necessary.

28. Explore Watchful Waiting

If abnormal cells are detected during screening, inquire about ‘watchful waiting’ programs, which involve regular monitoring to differentiate between slow-growing or harmless cells and those requiring immediate intervention.

29. Abnormal Cells Are Common

Be aware that abnormal cells (e.g., in the prostate) are common, especially with age, and often do not grow or cause problems; therefore, a finding of abnormal cells does not always necessitate panic or immediate aggressive treatment.

30. Genetic Tests Impact Family

Before undertaking direct-to-consumer genetic tests, understand that the results can have significant implications for your entire family, potentially revealing information they did not wish to know or drawing them into health concerns.

31. Know Yourself for Genetic Tests

Before undergoing genetic testing, deeply understand your own personality and how you might respond to the results, as knowing your risk can either incentivize positive lifestyle changes or lead to fatalism.

32. Avoid Illness Social Identity

Be cautious of forming social identities solely around an illness, as belonging to a group predicated on having and discussing the illness can hinder your ability to visualize and achieve recovery.

33. Differentiate Disorder from Difference

Advocate for distinguishing between medical disorders requiring specific support (e.g., severe autism) and integral differences that also need support but may benefit from different language and non-medical approaches.

34. Informed Child Diagnosis Choices

When considering a diagnosis for a struggling child, understand that you have a choice; carefully weigh what the child might gain versus what they might lose (e.g., identity formation) from the label.

35. Protect Child’s Change Potential

Be mindful that labeling a child with a condition might lead them to believe something fundamental about them cannot change, potentially limiting their development during crucial brain maturation years.

36. Seek Slow Medicine Approach (Patient)

As a patient, seek out doctors who practice ‘slow medicine’ by listening attentively, examining you thoroughly, and taking time over multiple visits before ordering tests, rather than immediately responding to symptoms with investigations.

37. Awareness of Medicalization Pressure

Recognize that seeking medical help often involves a mutual pressure to medicalize your problems, as the system is designed around diagnosis and medical labels.

38. Seek Generalist Oversight

Advocate for and seek out generalist medical oversight, particularly in hospital settings, to review multiple diagnoses and medications, preventing patients from being on drugs for side effects of other drugs.

39. Acknowledge Medicine’s Limits

Recognize that modern medicine has limitations and is not equally good at all things; be open to seeking new approaches, training, or a broader perspective when conventional methods fall short.

40. Target Screening by Risk Factors

Direct screening efforts towards individuals with multiple risk factors, as this approach is more effective in identifying those truly at high risk, rather than medicalizing a broad healthy population.

41. Value Conversational Healing (Doctor)

Junior doctors should learn to value the profound fulfillment of making patients feel better through conversation and discussion, recognizing it as a powerful and essential medical skill.

If your illness is your identity, then how do you move forward?

Dr. Suzanne O'Sullivan

A diagnosis is not inert. It's not just something that comes with positives or is neutral. It comes with negatives.

Dr. Suzanne O'Sullivan

A life lived with the hope that the test will be negative is more productive than a life lived with a positive test.

Dr. Suzanne O'Sullivan

The minute you discover that you've got a big thing coming in your future, it alters your whole experience of life.

Dr. Suzanne O'Sullivan

We think an awful lot about the person with type 2 diabetes that we saved, but we don't think nearly enough about all the people that we scared to get there.

Dr. Suzanne O'Sullivan

You have to be able to visualise recovery to recover.

Dr. Suzanne O'Sullivan

If you pay attention, you listen carefully, the patient will tell you most of the time everything you need to know. I really believe that.

Dr. Rangan Chatterjee
787%
Increase in autism diagnoses in the UK Between 1998 and 2018
One in five
People in the UK diagnosed with some form of mental health disorder Current statistic
50-50
Chance of inheriting Huntington's disease if a parent has it Genetic condition
25%
Chance of an unborn child having Huntington's disease if one parent has it If the parent has a 50-50 chance
80% to 90%
Percentage of people at risk of Huntington's disease who do not take the genetic test Reflecting a common choice to live with hope
72%
Doctors who thought unnecessary investigations were a big problem According to a Choosing Wisely survey
72%
Doctors who admitted to regularly performing unnecessary investigations According to a Choosing Wisely survey
One life
Breast cancer lives saved per 2000 women screened Screening for breast cancer
10 women
Women potentially treated unnecessarily for breast cancer per 2000 screened Screening for breast cancer
1 in 20
Children in Northern Ireland potentially included in the definition of autism Current statistic
27%
Percentage of children in school receiving special accommodations due to medical diagnosis Current statistic
50%
Chinese adults who would have pre-diabetes if new diagnostic criteria were applied Following a change in fasting glucose level definition around 2017
A third
UK and US adults who would have pre-diabetes if new diagnostic criteria were applied Following a change in fasting glucose level definition around 2017
No lives
Lives saved from prostate cancer per 1000 men screened using PSA Reason for no national screening program
At least 10 men
Men potentially treated unnecessarily for prostate cancer per 1000 screened using PSA Reason for no national screening program
45%
Men over 50 found to have abnormal cells in their prostate (interpreted as cancerous) in post-mortem studies These men died from other causes, not prostate cancer