DR HQ: Anatomy 101— Flexor Mass Injuries to the Forearm
May 8 2013
In the past week, we’ve heard about Stephen Strasburg (RHP, WAS) battling tightness in the flexor mass (also known as flexor pronator muscle group) in his forearm. Gavin Floyd (RHP, CHW) will undergo surgery to repair damage to his flexor mass tendon AND have Tommy John surgery. (More on Floyd later). The Orioles’ Dylan Bundy had a PRP treatment involving his flexor mass and was told to shut it down for up to six weeks. This injury is all over the news, so let's take a look at this little discussed ailment.
Anatomy:
The Livestrong.com website does a great job of explaining the anatomy of the flexor mass…
"The flexor mass muscles are also known as the lateral and medial epicondyle muscles. This muscle massextends from the elbow down...
Almost!
You’re just a few clicks away from accessing this feature and hundreds more throughout the year that have a singular goal in mind: Winning your league. Subscribe to BaseballHQ.com here!
Already a subscriber? Sign in here
More From The Big Hurt
How's Skubal? Also, Will Smith might be done. Or close.
Sep 15 2025 3:04am
Sep 15 2025 3:04am
Bobby Witt Jr.? Daniel Palencia? One looks not too bad, the other...
Sep 8 2025 3:04am
Sep 8 2025 3:04am
A few new situations. With a lot of guys supposedly close to coming back, there's also a lot of wait and see.
Sep 1 2025 3:04am
Sep 1 2025 3:04am
A short slate with the latest update,but there's a couple of serious ones there.
Aug 25 2025 3:04am
Aug 25 2025 3:04am
What's next for Zack Wheeler? And as usual, a bunch of others.
Aug 18 2025 3:04am
Aug 18 2025 3:04am
