This condition develops due to blockage of the ducts leading to the skin pores. The pores are the tiny openings to the skin surface from the oil glands and hair follicles below. When the duct ‘lining cells’ block the ducts...

First there are red, swollen, bumps that develop into “boils”. These heal with pitted scars. The “boils” can be solitary, scattered in an area or grouped together. Blackheads may be seen...

Treatment depends on severity. Treatment may just involve medications that are used on the skin or taken orally. Long term and very low dose isotretinoin (formerly Accutane) or acitretin can help...