Cortical high-threshold and low-activation characteristics in adolescent depression: a cross-age differential analysis
By
Jialin Gai
Duanwei Wang
Fengya Zhen
Tao Kong
Xiuqing Niu
Xianwei Che
Shengqiao Wang
Zhe Liu
Cuixia An
Xu Lin
May 14, 2026
Clinical Scorecard: Cortical Activation Patterns and Threshold Levels in Adolescent Depression: An Analysis Across Different Age Groups
At a Glance
Category Detail
Condition Key Mechanisms Cortical excitability and resting motor threshold (RMT) measured during rTMS and fNIRS. Target Population Care Setting
Key Highlights
Adolescents exhibit significantly higher RMT compared to young adults and middle-aged groups. Lower prefrontal Oxy-Hb activation levels correlate with higher RMT in adolescents. Strong negative correlation between RMT and cortical activation. Positive correlation between RMT and depression severity. Findings suggest a need for tailored neuromodulation strategies in adolescent depression. Age-specific RMT values are crucial for safe rTMS application. Guideline-Based Recommendations
Diagnosis
Utilize HAMD for assessing depression severity in adolescents. Management
Consider individualized rTMS parameters based on RMT and cortical activation levels. Incorporate fNIRS data in treatment planning. Monitoring & Follow-up
Regularly assess changes in RMT and cortical activation during treatment. Risks
Excessive stimulation may occur if adult RMT values are applied to adolescents. Patient & Prescribing Data
Treatment-naive adolescents with depression.
High RMT and low cortical activation are neurobiological markers for severity.
Clinical Best Practices
Prioritize the integration of emotional circuits in treatment strategies. Adjust rTMS dosages based on age-specific RMT distributions. Monitor neurophysiological markers, including fNIRS data, to optimize therapeutic efficacy. Related Resources & Content
