In youth with posttraumatic stress disorder (PTSD) non-response rates after treatment are often high. Epigenetic mechanisms such as DNA methylation (DNAm) have previously been linked to PTSD pathogenesis, additionally DNAm may affect response to (psychological) therapies. Besides investigating the direct link between DNAm and treatment response, it might be helpful to investigate the link between DNAm and previously associated biological mechanisms with treatment outcome.
View Article and Find Full Text PDFWhile trauma-focused psychotherapies have been shown effective in youth with PTSD, the relationship between treatment response and alterations in the autonomic nervous system (ANS) associated with PTSD, remains incompletely understood. During neutral and personalized trauma script imagery heart rate (HR), pre-ejection period (PEP) and respiratory sinus arrhythmia (RSA) were recorded in youth aged 8-18 with PTSD or partial PTSD (n = 76) and trauma-exposed controls (TEC) (n = 27) to determine ANS activity and stress reactivity. Within the patient group, 77.
View Article and Find Full Text PDFChild Psychiatry Hum Dev
February 2024