Blackheads are tiny, dark spots on the skin. They are caused by a small plug in the opening of a follicle (pore). Blackheads are also called open comedones.
Related conditions include:
Blackheads can be treated with creams that contain salicylic acid or tretinoin.
Habif TM. Principles of diagnosis and anatomy. In: Habif TP, ed. Clinical Dermatology. 5th ed. Philadelphia, PA: Elsevier Mosby; 2009:chap 1.
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