It would be a good idea to see a dermatologist.
They may decide to do a biopsy, if the spot looks suspicious. This involves local anesthetic and a stitch or two. No biggy.
I would not let this go without seeing a physician.
are you over weight skin darking could be from the skin covering skin ask any large breasted women im a dd and under mine its dark
I don't know what it could be from, but skin spots can normally be signs of cancer
you might want to go get it checked out
Well, I'm no Doctor and I certainly can't diagnose for you, but if the dark spot is rather purplish and looks like a bruise, then it could be internal bleeding/hemorrhaging cause by your stomach. Go see a doctor ASAP, for I'm not...