Functional neurological disorder: characterization, diagnosis, and outcome predictors in a Brazilian cohort.
Functional neurological disorder (FND) is a prevalent, disabling neuropsychiatric condition recognized as a distinct clinical entity characterized by positive neurological signs. Despite growing international research, Brazilian data on this disoder remain scarce and predictors of clinical outcomes…
[Functional cognitive disorders: How to diagnose and manage them? Discussion based on a clinical case].
Functional cognitive disorder (FCD) is a frequent and underrecognized cause of cognitive complaints. Long regarded as a diagnosis of exclusion, conceptual advances have allowed this condition to be integrated within the nosological framework of functional neurological disorders, and to be approached…
Functional neurological disorder (FND) is a common condition characterized by involuntary neurological symptoms. The most common subtypes include functional/dissociative seizures and functional movement disorders, though other presentations such as persistent postural-perceptual dizziness and functi…
Catatonia with prominent psychosocial factors: A case report.
Catatonia is a psychomotor syndrome historically linked to schizophrenia but now recognized across diverse psychiatric, medical, and psychosocial contexts. Detailed reports of catatonia arising amid pronounced psychosocial vulnerability remain scarce. We describe catatonia in a patient with co-occur…
Evaluating the effect of antidepressants for persistent postural-perceptual dizziness: A systematic review.
BackgroundPersistent postural-perceptual dizziness (PPPD) is a functional neurological disorder characterized by chronic, non-spinning dizziness exacerbated by motion, visual stimulation, or upright posture. Although antidepressants are commonly prescribed for PPPD, their efficacy and tolerability h…
Caring for children with functional neurological disorders in the emergency department.
Functional neurological disorder is a common reason for children to present to the emergency department, but education gaps contribute to delays in diagnosis. This can result in unnecessary diagnostic testing and interventions, which lead to increased healthcare costs and, at times, patient harm. In…
Anatomical and functional alterations in patients with functional/dissociative seizures and posttraumatic stress disorders.
Functional/dissociative seizures (FDS) involve alterations in emotional processing, agency, self-monitoring, and motor control. Post-traumatic stress disorder (PTSD) involves brain systems related to emotional processing, salience detection, memory, and cognitive control. FDS and PTSD converge on se…
Woven endobridge device compared to stent-assisted coiling and microsurgical clipping for intracranial aneurysms: A systematic review and meta-analysis.
Endovascular techniques and devices, including Woven EndoBridge (WEB) and stent-assisted coiling (SAC), expand the choice of therapies for complex aneurysms, while the evidence directly comparing them to microsurgical clipping (MSC) remains very limited. This meta-analysis compares the safety and ef…