Ganglion cyst
The most common lump in the hand. A fluid-filled cyst that often appears on the back of the wrist. It can change size, may be painless, and is not cancer.
Common triggers
- Joint or tendon-sheath irritation
- More common in women between 15 and 40
- Sometimes follows minor wrist trauma
When to seek care
- Pain or numbness from the cyst
- Rapid changes in size
- Cyst that interferes with hand function or appearance
Short clips in Reel mode
Swipe short looping demos for exercises that also appear in your condition’s regimen — education only, not a custom program.
Related motions in the movement library
Canonical hand-therapy movements linked to this condition for education — not a substitute for your own program or clearance.
Sources
- Ganglion Cyst of the Wrist and Hand — AAOS OrthoInfo(accessed 2026-04-22)