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Transrectal Ultrasound–Guided Transperineal Botulinum Toxin A Injection to the External Urethral Sphincter for Treatment of Detrusor External Sphincter Dyssynergia in Patients With Spinal Cord Injury Sung-Lang Chen, MD, PhD, Liu-Ing Bih, MD, Gin-Den Chen, MD, Yu-Hui Huang, MD, PhD, Ya-Hui You, RN, Henry L. Lew, MD, PhD Archives of Physical Medicine and Rehabilitation Volume 91, Issue 3, Pages (March 2010) DOI: /j.apmr Copyright © 2010 American Congress of Rehabilitation Medicine Terms and Conditions
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Fig 1 (A) Ultrasound probe in rectum for perineal injection needle guidance. (B) Transrectal ultrasound (sagittal plane) demonstrates hypoechoic external urethral sphincter (arrow) and hyperechoic injection needle (arrowhead). Archives of Physical Medicine and Rehabilitation , DOI: ( /j.apmr ) Copyright © 2010 American Congress of Rehabilitation Medicine Terms and Conditions
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Fig 2 Curves of cystourethrometrography from a patient before (A) and after (B) BTX-A injection. Abbreviations: EMG, raw electromyography signal; Pabd, intra-abdominal pressure; Pdet, detrusor pressure; Pure, urethral pressure; Pves, intravesical pressure. Archives of Physical Medicine and Rehabilitation , DOI: ( /j.apmr ) Copyright © 2010 American Congress of Rehabilitation Medicine Terms and Conditions
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