Particularly worrying were records of recurrent concussion within three weeks, when guidelines advocate a three-week break after concussion, which is sensible for an adolescent brain.
He may have even got the Tigers over the line, too, but he was forced off in the 70th minute with concussion, and it was seven minutes later that the Brisbane Broncos broke the deadlock with a match-winning penalty goal by Ben Hunt.
Nascar has worked to improve its record on concussion but McClure lives with the effects of his crash every day.
The 35-year-old Englishman was called into action for only the second time this season after Cammy Bell suffered concussion, but it was to prove a nightmare semi-final outing.
These injuries were compounded in 2007, a month after he was selected as a parliamentary candidate, when he suffered severe concussion following an attack by neo-Nazis at a gay pride event in Moscow.
There is some evidence that concussion, in particular, gets overlooked and can lead to educational and psychological problems.
North Melbourne vice-captain Jack Ziebell was stretchered off with concussion after hitting his head in an accidental collision with Tigers defender Alex Rance, but was seen to be moving his arms as he left the ground and ended the game sitting on the interchange bench.
But that was McParland's fate after his collision with Ray Wood after six minutes left United's goalkeeper with a fractured cheekbone and suffering from concussion.
You have to be really intriguing to earn a coveted Guardian fan preview these days though, and without further ado we're off to Colorado, where Pablo Mastroeni got his coaching project underway last week, with a credible draw against New York, though sadly young midfielder Dillon Powers, just back from concussion, took another knock to the head in that one.
The Essendon forward was forced off under the blood rule and also spent time on the bench later in the quarter as a concussion substitute.
The most serious injury last Saturday was suffered by a university student who was hospitalised with a concussion, scrapes and bruises, after being trampled.
