Turns out, it’s not catastrophic. It’s bursitis. Annoying, yes. Concerning, a little. But not season-altering. Buehler, now on the 15-day injured list, expects to miss just a couple of starts.

With repeated contraction or overuse of the muscles associated with the tendons, the underlying bursae can become inflamed and irritated, resulting in bursitis. Ischial bursitis occurs between the ...