26 March 2022 : Clinical Research
A Novel Method to Quantify Penile Arterial Blood Supply Using Shear Wave Elastography During Penile Duplex Ultrasound in Men with Erectile Dysfunction
Jingshu Zhang1ABE, Wang Zhou1ABCE, Yuyang Zhang234BC, Wei Zhang234CD, Chaoxue Zhang1AE*DOI: 10.12659/MSM.935232
Med Sci Monit 2022; 28:e935232
Table 3 Shear wave elastography values of the corpus cavernosum at different agrees of peak systolic velocity (PSV).
| ED patients (n=78) | Healthy controls (n=32) | |||||
|---|---|---|---|---|---|---|
| N | PSV, cm/s (mean±SD) | SWE, kPa (mean±SD) | N | PSV, cm/s (mean±SD) | SWE, kPa (mean±SD) | |
| PSV [0–10 cm/s] | 105 | 7.48±1.38 | 18.82±3.37 | 8 | 9.54±0.51 | 15.74±1.47 |
| PSV [10–20 cm/s] | 118 | 13.42±2.43 | 16.35±3.19 | 32 | 18.12±1.35 | 14.59±2.67 |
| PSV [20–30 cm/s] | 136 | 24.34±2.66 | 13.52±3.61 | 51 | 27.03±2.77 | 12.11±1.96 |
| PSV [30–40 cm/s] | 79 | 33.54±2.69 | 10.55±2.13 | 51 | 37.81±1.72 | 9.21±1.49 |
| PSV [40-cm/s] | 30 | 44.52±7.41 | 7.62±1.19 | 50 | 51.12±7.21 | 7.23±1.68 |
| – | <0.001 | <0.001 | – | <0.001 | <0.001 | |
| ED – erectile dysfunction; PSV – peak systolic velocity; SWE – shear wave elastography; SD – standard deviation. | ||||||