Jarrod Parker will undergo an MRI on his right elbow.
Athletics manager Bob Melvin said Tuesday that it looks like Jarrod Parker is battling some fatigue or dead arm symptoms.
Jarrod Parker yielded three runs over five innings in a win over the Tigers in Game 3 of the ALDS on Monday.
Jarrod Parker was hit hard in Saturday's loss to the Mariners, surrendering seven runs on seven hits in only 4 1/3 innings.
Jarrod Parker tossed six innings of one-run ball in Saturday's 9-1 rout of the Twins.
Jarrod Parker was rudely welcomed back to the mound by the Angels on Monday, as he surrendered eight runs -- seven earned -- over 4 1/3 frames.
Jarrod Parker will start on Monday against the Angels.
Jarrod Parker could start for the Athletics in Monday's series opener against the Angels.
Jarrod Parker was scratched from Sunday's start against the Rangers due to illness.
Jarrod Parker allowed two runs over six innings of a no-decision against the Twins on Tuesday.
Jarrod Parker allowed two runs over six innings Wednesday in Oakland's 11-4 drubbing of the Rangers.
Jarrod Parker was charged with three earned runs in seven-plus innings Friday against the Rays.
Jarrod Parker tossed eight innings of one-run ball Saturday in the A's defeat of the Orioles.
Jarrod Parker tossed his first career complete game Monday against the Mariners, allowing just one run on eight hits in a 2-1 victory.