Penile ultrasound blood flow is a method of Doppler ultrasound imaging that shows the blood supply to the penis and its speed, and is mainly used in the diagnosis of vascular erectile dysfunction.
The degree of penile erection in men depends mainly on the balance between the arterial and venous blood flow to and from the corpus cavernosum, so an erection is a phenomenon caused by vascular activity, and the arteries only have enough power to make an erection if the blood flow rate is fast enough.
Physicians in the examinee after erection with the instrument for testing, need to measure the arteries in systole and diastole of the respective maximum blood flow, more than 25cm / s is normal, otherwise for the diagnosis of impotence and other diseases to provide the basis.
If there is an erectile dysfunction, the person should consult a doctor in time, and can be checked by the above methods.