Zack Greinke suffered a fractured left clavicle, or more commonly known as a broken left collarbone, during a brawl with Carlos Quentin of the Padres on Apr. 11 at Petco Park. Greinke missed just over four weeks after surgery.
Zack Greinke had surgery to repair a broken collarbone on Apr. 13. Less than four weeks later, he will pitch in a minor league game. Relief pitcher Scott Elbert is also scheduled to pitch Friday for the Quakes.