DR HQ: Anatomy 101—Medial and Lateral Collateral Ligament injuries

Before this week’s look at knee injuries, I wanted to pay homage to the great sports medicine physician Dr. Lewis Yocum, who passed away recently due to liver cancer. Yocum, 66, was the Angels team physician and was on the staff of the Kerlan-Jobe Orthopaedic Clinic, which was founded by Frank Jobe, the physician who pioneered Tommy John surgery in 1974.

A couple quotes: 

"Lewis Yocum [was] one of baseball's most prominent orthopedic surgeons who was at the forefront of turning career-threatening surgeries into almost routine procedures," said USA Today's Paul White.

"Lewis Yocum was a giant in the field of sports medicine," MLB commissioner Bud Selig said in a statement. "He was an invaluable resource to not only the Angels franchise...

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

Turns out Rafael Devers has been hiding an injury. For years. Who knew?
Sep 14 2026 3:05am
Several new injuries. Only one or two are more than mild, but any of them could potentially last to the end of the season.
Sep 7 2026 3:06am
Stop us if you've heard this one: Byron Buxton is hurt.
Aug 31 2026 3:03am
We're at the point in the season where pretty much any injury can be season-ending. Case in point...
Aug 24 2026 3:03am
Hamstrings, obliques, and a trunks. It was a busy weekend for muscle strains.
Aug 17 2026 3:03am

Tools