Rotator cuff tear notes cover

Rotator cuff tears and calcific tendinitis: if you cannot lift your arm, do you really need surgery?

Let me start with the most common misconception: Rotator cuff tears are very common, they aren’t always what’s causing the pain, and they don’t always require surgery. I wrote this for anyone whose shoulder hurts, who can’t lift their arm, or who’s been told after an exam that “your rotator cuff is torn” or “you have calcification in your shoulder.” What exactly is the rotator cuff? The bones in your shoulder are shaped a lot like a golf ball sitting on a tee: the ball is large, and the tee is shallow. ...

October 23, 2026 · 39 min · 8175 words · 陳柏威 Po-Wei Chen
De Quervain's de Quervain disease stenosing tenosynovitis notes cover

De Quervain's: Holding Your Baby and Scrolling Your Phone Hurt the Same Tendon

Let me start with the most common misunderstanding: De Quervain’s is not “weak wrists,” nor is it “sore muscles from holding a baby too long." Instead, it’s about two tendons at the base of your thumb. The tunnel they share gets narrow and thick, and the tendons can’t glide through. So resting makes it hurt less, but as soon as you go back to the original movement, the pain comes right back. It won’t resolve itself just because you sleep a few more days. ...

September 28, 2026 · 27 min · 5742 words · 陳柏威 Po-Wei Chen
Trigger finger notes cover, stuck finger, injection or surgery

Trigger finger: when your finger gets stuck and needs prying open, should you get an injection or surgery?

Let’s start with the most common misunderstanding: the place that hurts is usually not the place that’s broken. Almost everyone with a trigger finger points to their middle knuckle and says, “It gets stuck here.” But the real problem is at the base of the palm, that ring where the finger meets the palm. This is why the doctor presses your palm, not the spot you’re pointing at. This is written for those whose fingers get stuck in the morning, who feel pain when gripping things, or who have already been told they need an injection. ...

September 16, 2026 · 24 min · 4981 words · 陳柏威 Po-Wei Chen