Table 1.

Inclusion and exclusion criteria for this study.

Inclusion

Diagnosis of acute NiP on blood gas

No previous active treatment for NiP (surgery or embolization)

Normal premorbid erectile (reported function at presentation)

Digital CDUS waveform traces at: diagnosis, early follow-up at 1weeks and late follow-up at 4–24 months after resolution of priapism Digital intraprocedural fluoroscopic imaging

Outpatient andrology and interventional radiology assessments

Exclusion

Prior surgical or intervention for NiP

No or missing CDUS waveforms data at pre or follow-up scans

Loss to follow-up before 4 months after treatment

NiP – Non ischemic Priapism CDUS – Colour doppler ultrasound