Rupture of the tunica lining the corpus cavernosum of the penis, the cause being represented by the trauma of the penis while it is erected.
Patients generally hear suddenly a noise similar to the typical bone fractures, after which the erection goes away, there appear immediately local pain, swelling of the penis and bruising of the place.
Patients may urinate with blood or bleeding from the urethra may occur.
If you suspect this disease you need to go to hospital