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Evaluation of Cerebral Cortices Associated with Sexual Arousal in Healthy Male Using BOLD-based Functional MRI

  • Kim, Hyung-Joong;Seo, Jeong-Jin;Kang, Heoung-Keun;Jeong, Gwang-Woo;Park, Jin-Gyoon;Jeong, Yong-Yeon;Chung, Tae-Woong;Woong Yoon;Park, Kwang-Sung
    • Proceedings of the KSMRM Conference
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    • 2001.11a
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    • pp.137-137
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    • 2001

  • Purpose： The purpose of this study was to identify cerebral cortices related with sexual arousal fro visual sexual stimulation in healthy males using BOLD-based functional MR imaging Method： Sixteen male volunteers with sexually potent(mean age：24) were examined for thi study. Functional MRI was performed on a 1.5T MR scanner(GE Signa Horizon) with birdcage-type head coil. In this study, blood oxygenation level dependent(BOLD) technique was utilized to create fMR image reflecting local brain activities. The BOLD-based fMRI d were obtained from 7 oblique planes using gradient-echo EPI with $90^{\circ}$flip angle, 50ms TE 6000ms TR, $26cm{\times}26$ cm FOV, $128{\times}128$ matrix, and 10mm slice thickness. The sexual stimulation paradigm consisted of two alternating periods of rest and activati and it began with a 1 minute rest, followed by a 2 minute stimulation by a documentary a erotic video film. Brain activation maps were generated by cross-correlation of imag acquired during rest and activation periods. The index of activation was used to compare t number of pixels activated by each task in each volunteer, where the significance of th differences was evaluated by using Students t-test.

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The Sagittal Balance of Cervical Spine : Comprehensive Review of Recent Update

  • Sang Hoon Lee;Tae Hwan Kim;Seok Woo Kim;Hyun Take Rim;Heui Seung Lee;Ji Hee Kim;In Bok Chang;Joon Ho Song;Yong Kil Hong;Jae Keun Oh
    • Journal of Korean Neurosurgical Society
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    • v.66 no.6
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    • pp.611-617
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    • 2023

  • The cervical spine plays a critical role in supporting the skull, maintaining horizontal gaze, and facilitating walking. Its unique characteristics, including the widest range of motion among spinal segments, have led to extensive research on cervical sagittal alignment. Various parameters have been proposed to evaluate cervical alignment, with studies investigating their clinical significance, correlation with symptoms, and implications for surgical interventions. Recent findings suggest that cervical sagittal alignment not only impacts the cervical spine but also influences global spine-pelvic alignment through compensatory mechanisms. This comprehensive review examines classical and new parameters of cervical sagittal alignment and considers the dynamic and muscular factors associated with it.

  • https://doi.org/10.3340/jkns.2023.0146 인용 PDF