If it seems like it's just a really bad bruise, I'd wait a week and see a doctor if it hasn't gotten better. If there are any symptoms that are unusual for a bruise, I'd play it safe and see a doctor now.
Oh, and stop touching it.
You probably bruised you finger and your nail turned purple for a little while
It symbolizes the beautiful purple folowers in the fields, and hoe they made someone who is aching, smile. =]
Is it a bruise? Chi's underbellies can get bruised if they've been stepped on.
Tape it
In a bent form that is not look like your other finger
It's probably bruised. It's like getting a black after being punched.
Lividity happens after the heart has stopped beating and the blood pools in the body. The body turns a bruised, reddish, purple color.
it turns purple because blood rushes to the bruised area in order to begin the healing process
Bring her to the vet right away. It could be badly bruised.
A blue, purple or maybe even green or yellow colouring of the affected area. It will also be painful to touch.
Jammed and then unjammed ??If it had been jammed into something it will be red and swollen. If small piece of skin has been jammed it might go purple. It will be very painful. IT IS VERY VERY VERY PAINFUL, so dont do it stupid... :D
Good news would be a spider bite. Bad news would be a staph infection. If it is filled with puss, painful, or does not go down within 48 hours please find a doctor.