What Is a Ruptured Testicle, Suffered by A's Joshua Kuroda-Grauer

Athletics rookie shortstop Joshua Kuroda-Grauer was hit in the groin by a foul ball during a game against the Arizona Diamondbacks.

He suffered a ruptured testicle, briefly stayed in the game, and then underwent emergency surgery.

The injury is a rare but serious medical emergency that can cause bleeding, tissue damage, and even loss of the testicle without prompt treatment.