The man was hospitalized with life-threatening necrosis on his balls. They were black in colour and completely bloated due to bacteria that produce gases during the rotting process.
The surgical process consisted in the removal of pus and necrotic tissue. Doctors tried to save his testicles by placing them under the skin on his thighs.
Necrosis like this can be caused by diabetes. But we can’t rule out snakebite, for example.