male,27yo,This bruise popped up out nowhere with red bumps around

2 week old bruise from work on my left shin/ankle. Seems to be

A random patch of darkened skin suddenly appeared in the middle

Help identifying what this is? Doesnt itch doesnt hurt. Noticed

What should I do about this? (Bruise is from another injury)

5 year old boy with small bubble bump on arm.

is this a bruise?

Werid bruise/ stretch marks near groin/ inside of my thigh

Werid bruise/ stretch marks near groin/ inside of my thigh

Do I need to go in to urgent care for this?

Is this a parasite?

is this arthritis or a tumor in my thumb 'knuckle area'? Doesn't