i wouldnt be to sure of what it is then maybe u should go to a dictor and get it looked at..
i mena i get cyat all the time down then and they hurt but they randomly go away and come bak
I had one once tooo... and mine really hurt but i iced it and it went away in about 2-3 days. hope that helps
does it hurt or sore to touch at times? ive had one befor and it was a cyst.