What is your approach to work up for patients referred for early onset osteoarthritis?

Great question and one that comes up fairly often.

I created a mnemonic for causes of "secondary osteoarthritis" & these etiologies drive the workup - this might be appropriate for a person with OA in an unusual place or who is unusually young for having it.

Here it is: THE CHARMING

• T- trauma
• H - ...