See a doctor or hand specialist to confirm it is a ganglion cyst
Do not try to pop, puncture, or smash it yourself
Rest the joint and avoid repeated strain if it is painful
Use a wrist brace or splint if recommended by a clinician
Apply ice for short periods if there is swelling or discomfort
Take over-the-counter pain relief only if safe for you and approved by a clinician
Ask a doctor about aspiration, where the fluid is drained with a needle
Ask a doctor about surgical removal if the cyst is painful, recurrent, or limits movement
Follow all aftercare instructions after aspiration or surgery
Seek urgent medical care if there is redness, warmth, fever, severe pain, numbness, or rapid growth