Pseudolabor Born Out of Psychogenic Nonepileptic Seizures: A Case Report of Multisymptom Conversion Disorder

2011 ◽  
Vol 52 (5) ◽  
pp. 455-458 ◽  
Author(s):  
Richard H. Carlson ◽  
Jason P. Caplan
2018 ◽  
Vol 8 (6) ◽  
pp. 321-329 ◽  
Author(s):  
Sarah K. Luthy ◽  
Angela F. Moss ◽  
Michelle R. Torok ◽  
Lisa McLeod ◽  
Karen M. Wilson

2021 ◽  
Vol 33 (4) ◽  
pp. 586-588
Author(s):  
Katarina Hubcikova ◽  
◽  
Tomas Rakus ◽  
Lucia Bruncvik ◽  
Zuzana Pechanova ◽  
...  

Author(s):  
David K. Chen ◽  
W. Curt LaFrance

Nonepileptic events (NEE) represent important differential diagnoses in patients with neurobehavioral paroxysms, especially those with apparent drug-resistant epilepsy. Errant recognition of NEE may not only subject the patient to potential complications of unnecessary epilepsy treatment, but delay the delivery of treatment that properly addresses the underlying pathology. For many patients with NEE, such as those with the conversion disorder psychogenic nonepileptic seizures (PNES) or with physiologic NEE (e.g., cardiac-induced syncope), delays in the provision of proper treatment have been shown to be associated with significant morbidity. This review focuses on clinical evaluations aiming to enhance the recognition of the different etiologies of NEE and distinguish between NEE and epilepsy, as well as between NEE of varying pathologies. Evidence-based treatments and management of NEE, particularly those pertaining to PNES, will also be discussed.


2020 ◽  
pp. 155005942091875
Author(s):  
Kemal Arıkan ◽  
Özden Öksüz ◽  
Barış Metin ◽  
Güven Günver ◽  
Hamide Laçin Çetin ◽  
...  

Objective. Psychogenic nonepileptic seizures (PNES), is one of the clinical manifestations of conversion disorder that epileptiform discharges do not accompany. Factors capable of increasing susceptibility to these seizures have not been adequately investigated yet. This study aims to investigate the quantitative electroencephalography (QEEG) findings for PNES by evaluating the resting EEG spectral power changes during the periods between seizures. Methods. Thirty-nine patients (29 females, 10 males) diagnosed with PNES (group 1) and 47 patients (23 females, 24 males) without any psychiatric diagnosis (group 2) were included in the study. The patients underwent a psychiatric examination at their first visit, were diagnosed and their EEGs were recorded. Using fast Fourier transformation (FFT), spectral power analysis was calculated for delta (0.5-4 Hz), theta (4-8 Hz), alpha (8-13 Hz), beta (15-30 Hz), high-beta (25-30 Hz), gamma-1 (31-40 Hz), gamma-2 (41-50 Hz), and gamma (30-80 Hz) frequency bands. Results. Six separate EEG band power, namely (C3-high beta, C3-gamma, C3-gamma-1, C3-gamma-2, P3-gamma, P3 gamma-1), were found to be higher in the patients diagnosed with PNES than in the control group. Conclusion. Our findings show that PNES correlate with high-frequency oscillations on central motor and somatosensory cortices.


2017 ◽  
Vol 41 (S1) ◽  
pp. S416-S416
Author(s):  
L. Queiroga ◽  
R. Rodrigues ◽  
J. Mesquita Reis

IntroductionPsychogenic nonepileptic seizures (PNES) are defined as a somatoform conversion disorder manifesting as paroxysmal events not associated with electroencephalographic (EEG) epileptiform correlates. This entity is poorly understood and often misdiagnosed as epilepsy. It is important to recognize that misdiagnosis leads to inappropriate use of antiepileptic drugs, which may worsen the course of the disease.Recent studies have suggested that the frequency of psychogenic nonepileptic seizures ranges from 10 to 23% of referrals to a pediatric epilepsy center, as well as 60% of children with PNES achieve symptom improvement and event freedom of symptoms following appropriate treatment.ObjectivesThe aim of this study is to conduct a literature review of studies which the purpose was better understand the etiologies, features, and care outcomes of psychogenic nonepileptic seizures (PNESs) in a pediatric setting.ConclusionA early identification of the risk factors for comorbid psychopathology, diagnosis and appropriate care for PNESs reduces inappropriate medical investigation and therapy, expedites rates of remission, and decreases health-care utilization in a pediatric setting.Disclosure of interestThe authors have not supplied their declaration of competing interest.


2021 ◽  
Vol 13 (2) ◽  
pp. 147-156
Author(s):  
N. I. Shova ◽  
D. V. Alekseeva ◽  
V. A. Mikhailov

Establishing misdiagnosis “epilepsy” is a common event comprising 25% total cases of “pharmacoresistant” forms. Eventually, the majority of cases resulted in diagnosing psychogenic nonepileptic seizures, or functional seizures, conversion seizures, and dissociative seizures. Here we review publications assessing psychogenic non-epileptic seizures. The scientific resources for analysis were selected in Russian (eLibrary) and international (Pubmed/MEDLINE, Google Scholar) databases, as well as in open access resources. We also present a clinical case of a patient diagnosed with epilepsy. In particular, the patient was admitted to the hospital with complains of paroxysmal conditions starting as headache, nausea proceeding with speech arrest and decreased mindfulness of what happens in personal life. He also informed about at least two episodes of disorientation described as “missed public transport stop” and “finding himself in unfamiliar place”. The patient underwent examination (electroencephalography, brain magnetic resonance imaging) and dynamic follow-up to verify origin of such conditions. As a result, he was diagnosed with psychogenic non-epileptic seizures. Administering proper therapy allowed to achieve stabilized condition and arrest seizures. The criteria provided in the review as well as clinical case report may help clinical practitioners to timely conduct differential diagnostics and deliver specialized medical aid.


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