Yellow or greenish-vomit is usually a sign that you are throwing up bile. Bile is a digestive fluid produced by the liver. Throwing up yellow bile could indicate a potentially serious medical concern ...

The rash may look like tiny bumps or blisters, raised welts, open sores ... The rash has signs of infection, such as yellow or green pus, inflammation, crusting, or pain. Butt rashes can be caused by ...

A skin lump or bump covered by normal skin Skin swelling just in one spot (localized) is also included ...