Its ganglion .consult an orthopedician or surgeon for the same.sometimes it need tendon release.or steroid injections.

First of all, don't overthink. Most of the problems are always benign. Need to be examined physically. For further evaluation, kindly consult me on practo

Since when you have it, that is the most important question, cancers grow fast, if you had it for years then most likely it is not cancer. It is most likely a "ganglion" and you need an orthopaedic surgeon consultation.

Can help you, kindly consult and provide detailed history for proper diagnosis and further management

Please share details,  is it soft and painful to touch, is it growing in size? Biopsy is needed to know exact nature of the bump. If it is painful, take combiflam one every 8hours for 3 to 4 days after meals. Tab cefixime 200mg one morning and one evening for 5days. Apply some cold pack, 3 times and hot compression 2 to 3 times daily. Consult online after 5 days. Get complete blood count and random blood sugar done and share results.

Scared, fetal ??????? Still waiting on platform. U need examination by a superspecialist doc like orthopedic. He will exam  n let u know what it is.till than Tab eterocoxib Mr two times a day after food for 7 days.

Need few more details for proper understanding of your issue. You can consult with me online on Practo or whatsapp on eight three one eight four six nine eight eight six for proper diagnosis, conclusion and management

Need a few more details please consult for further evaluation and treatment

Needs to be evaluated Do consult Pediatrician for physical examination

Please consult a general surgeon locally asap. Thank you.