Urogenital diaphragm

Last revised by Gamal Elsayed Abdelmoamen Fares on 01 Apr 2022

The urogenital diaphragm is an incorrect historic term describing a structure or structures in the perineum. The term is still in occasional use despite not appearing in Terminologia Anatomica.

Most descriptions of the diaphragm relate to a discoid space between the superficial and deep fasciae of the perineum. The diaphragm is said to consist of the urethral external sphincter and the deep transverse perineal muscle. The entity has had numerous other synonomous definitions in surgical and anatomic literature including:

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Cases and figures

  • Levator ani imaging (3D transperineal ultrasound)
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