Psychological Factors and Seizure Management in Epilepsy

Epilepsy affects tens of millions of people globally and is deeply intertwined with psychological processes that influence seizure susceptibility, treatment adherence and quality of life. Stress, anxiety and depression are among the most common comorbidities and can precipitate seizures through dysregulation of neuroendocrine pathways and cortical excitability. Social factors such as isolation, perceived stigma and caregiver distress further modulate seizure thresholds and behavioural adjustment. Advances in neuroimaging and electrophysiology have illuminated how activation of the hypothalamic-pituitary-adrenal axis and inflammatory mediators alter neuronal networks, while psychological interventions—including cognitive behavioural therapy, mindfulness and resilience training—have begun to show efficacy in reducing both seizure frequency and psychiatric symptoms. Integrating psychosocial care with pharmacological management enhances patient engagement in self-monitoring and can improve long-term outcomes. A thorough understanding of the bidirectional relationship between mood disorders and epilepsy is essential for individualised treatment plans and for the development of multidisciplinary strategies that address both the neurological and psychological dimensions of the disorder.

Research from Nature Portfolio

Recent studies have demonstrated that acute stress accelerates seizure initiation via noradrenergic pathways in the medial prefrontal cortex. In rodent models, bath application of noradrenaline to prefrontal slices increased synchronous epileptiform discharges and shortened the latency to chemically induced seizures. Selective blockade of α1-adrenoceptors prevented this facilitation, and in vivo infusions of an α1 antagonist reversed stress-induced seizure enhancement. These findings reveal a precise mechanism by which stress-evoked noradrenergic signalling exacerbates cortical excitability, suggesting that targeting specific adrenoceptor subtypes may offer a novel therapeutic avenue for managing stress-triggered seizures.

Psychological Factors and Seizure Management in Epilepsy publication trend

The graph below shows the total number of articles in psychological factors and seizure management in epilepsy across all publications each year (not limited to Nature Index journals).

Technical terms

Hypothalamic-pituitary-adrenal (HPA) axis: A neuroendocrine system that coordinates stress responses and modulates neuronal excitability.

Neuroinflammation: Activation of immune pathways within the central nervous system that can alter synaptic function and promote seizure susceptibility.

Epileptogenesis: The process by which a normal brain develops spontaneous recurrent seizures following an initial insult.

α1-adrenoceptor: A subtype of noradrenaline receptor involved in stress-induced modulation of neuronal activity.

Post-traumatic stress disorder (PTSD): A psychiatric condition triggered by exposure to traumatic events, which can be precipitated by distressing seizure experiences.

References

1. Noradrenergic stimulation of α1 adrenoceptors in the medial prefrontal cortex mediates acute stress-induced facilitation of seizures in mice. Scientific Reports (2023).
2. Effects of single cage housing on stress, cognitive and seizure parameters in the rat and mouse pilocarpine models of epilepsy. eNeuro (2019).
3. Impact of Stress on Epilepsy: Focus on Neuroinflammation—A Mini Review. International Journal of Molecular Sciences (2021).
4. Past Trauma Is Associated With a Higher Risk of Experiencing an Epileptic Seizure as Traumatic in Patients With Pharmacoresistant Focal Epilepsy. Frontiers in Neurology (2021).