Medically reviewed by Lauren Schlanger, MD Key Takeaways A ganglion cyst is the most common cause of a lump on your hand or wrist and often feels round or oval. A carpal boss is a hard, bone-like lump ...

You may not notice a ruptured ovarian cyst because they often cause mild or no symptoms. You can typically treat a cyst that ruptures with pain medication. Though rare, severe cases of ruptured ...