Andy Pettitte earns his fourth win of the year against no losses in beating the Orioles, 7 – 5, but the veteran Yankees starter has to be removed from the game after only 77 pitches and undergoes an MRI on his left elbow. The test reveals no structural damage, but Pettitte will have to rest until the inflammation goes away. He will retire after this season, then come back in 2012.

On May 5, 2010 — Andy Pettitte earns his fourth win of the year against no losses in beating the Orioles, 7 – 5, but the veteran Yankees starter has to be removed from the game after only 77 pitches and undergoes an MRI on his left elbow. The test reveals no structural damage, but Pettitte will have to rest until the inflammation goes away. He will retire after this season, then come back in 2012.

Source:
Baseball Reference May 5