functional neurological disorder

Trial By Error: Leading FND Site Confirms Criticisms on Prevalence Outlined in Our Letter to Neurology Journal

By David Tuller, DrPH In two recent posts, here and here, I wrote about our letter on inflated prevalence claims for functional neurological disorder (FND) and about the response from the authors of the study we criticized. The 2021 article in NeuroImage: Clinical, “Neuroimaging in functional neurological disorder: state of the field and research agenda,” asserted …

Trial By Error: Leading FND Site Confirms Criticisms on Prevalence Outlined in Our Letter to Neurology Journal Read More »

Trial By Error: Update on Our Letter Concerning the Prevalence of Functional Neurological Disorder

By David Tuller, DrPH In August, I submitted a letter to NeuroImage: Clinical concerning inflated rates of prevalence of functional neurological disorder, on behalf of myself and nine colleagues. After the letter went through peer review and a round of revisions, I was informed in early November that it had been accepted, as I noted …

Trial By Error: Update on Our Letter Concerning the Prevalence of Functional Neurological Disorder Read More »

Trial By Error: Letter on Inflated FND Prevalence Rates Accepted for Publication

By David Tuller, DrPH As I have regularly noted, patients with diagnoses of functional neurological disorder (FND) experience tremendous suffering. A patient who goes by the moniker @FnDPortal has written a compelling and sometimes harrowing essay, Cadenza for Fractured Consciousness: A Personal History of the World’s Most Misunderstood Illness, that is well worth a read in …

Trial By Error: Letter on Inflated FND Prevalence Rates Accepted for Publication Read More »

Trial By Error: Letter to Journal about Inflated Claims of FND Prevalence

By David Tuller, DrPH I have spent some time trying to correct the record on the reported prevalence of functional neurological disorder (FND). As I have documented, leaders of the FND field have spent the last decade misrepresenting the findings of a seminal 2010 study, Stone et al, to claim that this diagnosis is the …

Trial By Error: Letter to Journal about Inflated Claims of FND Prevalence Read More »

Trial By Error: A Letter Requesting Corrections of Inflated Prevalence Rates in Nine More FND Papers

By David Tuller, DrPH Several colleagues and I recently wrote to the journal NeuroImage: Clinical to request a correction in a 2021 article about functional neurological disorder (FND). The article included the false claim that a seminal 2010 study found that FND was the second-most-common diagnosis at outpatient neurology clinics. In fact, FND—called conversion disorder …

Trial By Error: A Letter Requesting Corrections of Inflated Prevalence Rates in Nine More FND Papers Read More »

Trial By Error: FND Experts Agree To Correct Inflated Prevalence Claim

By David Tuller, DrPH For years, experts in functional neurological disorder (FND) have cited a seminal study in their field to claim that the diagnosis was the second-most-common presentation at outpatient neurology clinics, with a prevalence of 16%. This claim was, and is, categorically untrue. The Scottish Neurological Symptoms Study (SNSS), which yielded multiple papers …

Trial By Error: FND Experts Agree To Correct Inflated Prevalence Claim Read More »

Scroll to Top