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 Zhang 1ABE* , Wang Zhou 1ABCE* , Yuyang Zhang 234BC* , Wei Zhang 234CD , Chaoxue Zhang 1AE*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 |
| – | – | |||||
| ED – erectile dysfunction; PSV – peak systolic velocity; SWE – shear wave elastography; SD – standard deviation. | ||||||