MUST SEE : Suspension incoming for David Pastrnak? Hurricanes goaltender Antti Raanta left the ice after David Pastrnak ran through him

Hurricanes goaltender left the ice (upper-body injury) and never returned after a collision between him and Bruins forward David Pastrnak. Was this dirty from the latter? As a player, you gotta be aware of where you are heading, and it seems that he could have avoided contact with Raanta.