
There are several main types of acne spot.The following are most common.
Pustules: Inflamaid raised spots with white centres.
They are caused by bacterial activity in sebum which has collected in a hair follicle.
They are caused by bacterial activity in sebum which has collected in a hair follicle.
Cysts: Tender,inflamed lumps under the skin that are caused by scar tissue forming around an inflammed area under the skin.Cystic acne spots may leave permanent scars.