Comedones

Definition

Comedones are small, flesh-colored, white, or dark bumps that give skin a rough texture. The bumps are caused by acne. They are found at the opening of skin pores. A solid core can often be seen in the middle of the small bump. Open comedones are blackheads and closed comedones are whiteheads.

Alternative Names

Skin bumps - acne-like; Acne-like skin bumps; Whiteheads; Blackheads

Images

Acne - close-up of pustular lesions
Blackheads (comedones)
Blackheads (comedones) close-up
Acne - cystic on the chest
Acne - cystic on the face
Acne - vulgaris on the back
Acne - close-up of cysts on the back
Acne - cystic on the back

References

Habif TP. Acne, rosacea, and related disorders. In: Habif TP, ed. Clinical Dermatology. 6th ed. Philadelphia, PA: Elsevier; 2016:chap 7.

Zaenglein AL, Thiboutot DM. Acne vulgaris. In: Bolognia JL, Schaffer JV, Cerroni L, eds. Dermatology. 4th ed. Philadelphia, PA: Elsevier; 2018:chap 36.

Review Date: 
10/8/2018
Reviewed By: 
Linda J. Vorvick, MD, Clinical Associate Professor, Department of Family Medicine, UW Medicine, School of Medicine, University of Washington, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.

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