Sorry but I'm having a difficult picturing a redbump. It might be an ingrown hair or it might be a sexually transmitted infection, especially if you're itchy. Since you're worried, it's best to go see
Red Spots on the Chestby
I took Nick to see the dermatologist about some red spots on his chest that he has had for a long time. They had no idea what it was but they gave him some cream that is suppose to help. The last time
The only way to know is to have him see his doctor and if still worried then ask for a scan whether it be ultrasound, x-ray, or CT scan.
It's better to get checked and find out it's nothing than to wait and miss a window fo
More likely than not, the smll red hard lump on your elbow is unrelated to the one on your back. Possibilities include sebaceous cysts & lipomas. I doubt that you have an abscess which is typically described...
Bumps on the eyelid are typically either chalazion or hordeolum (stye). The former are painless while the latter are painful and can be either internal or external. It's imperative that you go see your eye doctor ASAP...