The clinical diagnosis and treatment of autoimmune epilepsy have long been confronted with the coexistence of overdiagnosis and underdiagnosis, and this dilemma is particularly challenging in clinical teaching. Through a retrospective analysis of two typical cases, this article analyzes in depth the underlying reasons from a teaching perspective, summarizing them into three aspects: lag in updating the conceptual framework, biased interpretation of ancillary test results, and rigid diagnostic pathways caused by cognitive biases. Accordingly, this article proposes four targeted teaching strategies—reverse teaching method, structured assessment framework, simulated clinical decision-making training, and multidisciplinary collaborative discussions—aiming to systematically enhance learners' comprehensive judgment abilities. The focus of teaching should thereby shift toward cultivating students' reasoning skills in dealing with clinical uncertainty, and through structured reflection on typical cases, forging evidence-driven critical thinking, ultimately achieving a fundamental transformation from knowledge transmission to thinking training.
ObjectiveThe purpose of this study was to better delineate the clinical spectrum of periventricular nodular heterotopia (PNH) in a large patient population to better understand social support in people with PNH and epilepsy in west China. Specifically, this study aimed to relate PNH subtypes to clinical or epileptic outcomes and epileptic discharges by analyzing anatomical features. MethodsThe study included 70 patients with radiologically confirmed nodular heterotopias and epilepsy. We also recruited healthy controls from nearby urban and rural areas. People with PNH and epilepsy and healthy controls were gender-and age-matched. Two-sided Chi-square test and Fisher's exact t-test were used to assess associations between the distribution of PNHs and specific clinical features. ResultsBased on imaging data, patients were subdivided into three groups: (a) classical (bilateral frontal and body, n=25), (b) bilateral asymmetrical or posterior (n=9) and (c) unilateral heterotopia (n=36). Most patients with classical heterotopia were females, but were mostly seizure-free. Patients with unilateral heterotopia were prone to develop refractory epilepsy. ConclusionsEach group's distinctive genetic mutations, epileptic discharge patterns and overall clinical outcomes confirm that the proposed classification system is reliable. These findings could not only be an indicator of a more severe morphological and clinical phenotype, but could also have clinical implications with respect to the epilepsy management and optimization of therapeutic options.