[Spoiler] the zombie has a p*nis sticking out of its stomach ?

[Kedjane]

I'm not liking BP as much cuz its pretty discusting. I want a patch to where it cuts it off.

That's the point of a horror game. It is supposed to freak you out.
Anyhow, the oblong object inbetween his legs is almost for sure some sort of infection side-effect.