Several possible studies
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A doctor's take: When the diagnosis isn't right: What you need to know about misdiagnosis (opens in a new tab)
medicalxpress.com · 2026-11-03
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Several possible studiesStudy not confirmed.
Several potential source studies were identified, but no single match could be confirmed. The article's claims remain unverified.
These papers were considered as possible sources, but none could be confirmed as the study behind this story.
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A doctor's take: When the diagnosis isn't right: What you need to know about misdiagnosis
medicalxpress.com · 2026-11-03
The story’s checkable claims.
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Multiple potential source studies identified.
Several studies match details in the article, but none could be confirmed as its source. The claims have not been assessed against a source study.
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Several studies could fit.
Several studies match details in the article, but none could be confirmed as its source. The claims have not been assessed against a source study.
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The article's claims are listed below. Without a confirmed source study, they have not been assessed as supported or unsupported.
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Claim 1 of 8Not checkedMisdiagnosis can happen to anyone, with any condition, because illnesses may develop slowly, have vague symptoms, or be mistaken for something else.View evidenceHide evidence
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No source study was confirmed for this article. This claim remains unverified, rather than assessed as supported or unsupported.
Claim 2 of 8Not checkedAbout 1 in 20 U.S. adults has a diagnostic error in outpatient care each year, roughly 12 million people, and serious harm from a misdiagnosis at any single visit is said to be less than 0.1%.View evidenceHide evidence
As stated1 in 20; roughly 12 million people; less than 0.1%
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No source study was confirmed for this article. This claim remains unverified, rather than assessed as supported or unsupported.
Claim 3 of 8Not checkedMost diagnostic errors involve common conditions such as infections, heart and blood vessel disease, and cancer, with stroke, sepsis, pneumonia, blood clots, and lung cancer singled out as conditions more likely to cause serious harm.View evidenceHide evidence
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No source study was confirmed for this article. This claim remains unverified, rather than assessed as supported or unsupported.
Claim 4 of 8Not checkedIn primary care, the conditions missed most often were pneumonia and worsening heart failure, but together they made up less than 13% of errors because many different conditions were involved.View evidenceHide evidence
As statedless than 13%
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No source study was confirmed for this article. This claim remains unverified, rather than assessed as supported or unsupported.
Claim 5 of 8Not checkedMS is presented as an example of misdiagnosis in both directions: a pooled review suggested about 15% of people diagnosed with MS did not actually have it, while real MS may take an average of about 17 months to be correctly diagnosed when initially missed.View evidenceHide evidence
As statedabout 15%; about 17 months
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No source study was confirmed for this article. This claim remains unverified, rather than assessed as supported or unsupported.
Claim 6 of 8Not checkedThe article says the most common conditions mistaken for MS are migraine, fibromyalgia, nonspecific symptoms with an abnormal MRI finding, functional neurological disorders, and neuromyelitis optica spectrum disorder, and that about a third of misdiagnosed patients were harmed, often by unnecessary MS medicines.View evidenceHide evidence
As statedabout a third
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No source study was confirmed for this article. This claim remains unverified, rather than assessed as supported or unsupported.
Claim 7 of 8Not checkedDiagnostic errors usually arise from a combination of thinking errors, vague or atypical symptoms, problems with testing and follow-up, system pressures, and limits of tests rather than a single mistake.View evidenceHide evidence
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No source study was confirmed for this article. This claim remains unverified, rather than assessed as supported or unsupported.
Claim 8 of 8Not checkedThe article advises patients to track symptoms, ask how a diagnosis was reached, follow up on results, mention symptoms that do not fit, consider a second opinion, and seek urgent care for warning signs.View evidenceHide evidence
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No source study was confirmed for this article. This claim remains unverified, rather than assessed as supported or unsupported.
Method layer
Study not confirmed.
The search results are available for you to inspect. Without a confirmed source study, they cannot establish whether the story’s claims are supported or contradicted.
Search results
Candidate papers, not confirmed sources.
PubMed, Crossref, Europe PMC · 15 candidate papers
Online public reactions to frequency of diagnostic errors in US outpatient care.
Diagnosis (Berlin, Germany) · 2016 · PubMed
Quality and Experience of Outpatient Care in the United States for Adults With or Without Primary Care
JAMA Internal Medicine · 2019 · Crossref
Evidence-Based Clinical Recommendations on the Appropriateness of Prescriptions and Diagnostic Tests in Paediatric Allergology: Focus on IgE-Mediated and Non-IgE Mediated Food Allergy, Eosinophilic Gastrointestinal Disease, Urticaria, Angioedema and Atopic Dermatitis.
2026 · Europe PMC
EPs welcome new focus on reducing diagnostic errors.
ED Management : the Monthly Update on Emergency Department Management · 2015 · PubMed
Delayed Diagnosis in Outpatient Care: A Systematic Review of Documentation Fragmentation as a Hidden Driver of Diagnostic Error
Cureus · 2026 · Crossref