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Penile ultrasound
Last reviewed: 05.07.2025

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Ultrasound of the penis
Allows to detect structural changes of the organ, namely, the spongy and cavernous bodies, membranes. The study is carried out with an ultrasound sensor with a frequency of at least 7 MPa in transverse and longitudinal sections. The spongy and cavernous bodies on the echograms look like homogeneous formations of an oval shape of moderately increased echogenicity, around which there is a protein membrane up to 2 mm thick.
In fibroplastic induration of the penis (Peyronie's disease), ultrasound is used to determine the size and extent of plaques - echo-positive formations in the protein membrane of the cavernous bodies. Depending on the severity of the cicatricial process, plaques can have different sizes and acoustic density (fully or partially reflect ultrasound during examination). In this case, the presence or absence of an acoustic path from echo-positive plaques is noted on the echograms.
In case of penile injuries, ultrasound provides valuable information about the integrity of the tunica albuginea, spongy and cavernous bodies. In the presence of a hematoma, it is possible to determine its location and size.
Echodopplerography is used to evaluate hemodynamics in the vessels of the penis. This method is used to diagnose vascular disorders in erectile dysfunction.
Endoluminal ultrasound of the urethra (insertion of a special ultrasound probe retrogradely through the urethra) allows for more accurate determination of structural changes in its wall in various diseases.