protrude from (someone or something)
To jut, push, extend, or thrust out of someone or something. He walked away from the accident, a metal rod protruding from him. The extension they've built protrudes very awkwardly from the rest of the house.
protrude from someone or something
to stick out from someone or something. Even in the dark, I knew he was hurt because I could see the knife protruding from him. A knife protruded from the victim's back.