He is young enough and his makeup is high enough that he'll recover. If he is an 84 OVR with that health, its likely that he'll be a filthy stud Ace if he can stay healthy. If someone is willing to pay top dollar for him, consdier trading him. But aces are damn hard to come by and since the only knocks on the guy are the health and the three pitches, you might want to hang onto him and gamble.
What are his projections?