Rory McIlroy 's decision to skip the first leg of the FedEx Cup playoffs -- the FedEx St. Jude Classic -- has left a PGA Tour Policy Board player director "very concerned" and could potentially lead to rule changes moving forward.

The world No. 2 and reigning Masters champion took advantage of a loophole in the new playoff format and decided not to play in the event this week . The top 70 in the FedEx Cup qualify -- Rory is currently No. 2 -- for the St. Jude, with the top 50 then moving on to the BMW Championship before the top 30 vie for the Tour Championship.

"Very concerned," Peter Malnati , a player director on the PGA Tour Policy Board, told reporters Tuesday about a top player skipping a FedEx Cup playoff event. "I think there is stuff in the works [to keep it from happening

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