A differential approach to psychogenic nonepileptic seizures essay
Patients with psychogenic non-epileptic seizures PNES represent a distinct, challenging group among those with functional neurological symptom conversion disorders and include a complex array of, to the Committee on Research of the American Neuropsychiatric Association, which has been charged with identifying the most useful clinical factors and tests to define the diagnosis. of psychogenic non-epileptic seizures PNES during a neuropsychiatric assessment. A systematic review of the literature was conducted using three searches: Psychogenic nonepileptic seizures present as paroxysmal symptoms and signs that mimic epileptic seizures. The gold standard test is the synchronous recording via video, electrocardiogram and electroencephalogram. However, video electroencephalogram is not available in many centers and not completely independent of semiology. Recent differential diagnosis with myoclonic seizures and focal clonic seizures is important but usually not problematic. Although EEG is normal, sharp waves can be observed at the center and top. Polygraphic analysis shows that these follow and do not precede the myoclonic jerks, and correspond to evoked potentials that may be present. Psychogenic non-epileptic seizures PNES are episodic disturbances in normal functioning and impaired self-control associated with a range of motor, sensory and mental manifestations that superficially resemble epileptic seizures, but are not caused by epileptic activity in the brain. PNES is newly diagnosed in gt,