Still having is vein dilate, blood is not stored after erecting and rapid bate, cause impotent, can be diagnosed through sponge body radiography, also can make phallic perfusion test.

• 还有是静脉扩张，勃起后不存血而迅速软化，引起阳痿，可通过海绵体造影来诊断，也可作阴茎灌注试验。