Medically reviewed by Casey Gallagher, MD Acne is a common skin condition that affects up to 50 million Americans each year.

Acne vulgaris is a common, multifactorial disorder of the pilosebaceous unit that is characterized by noninflammatory, open and closed comedones, as well as inflammatory papules, pustules, nodules ...

Acne, or acne vulgaris, is a common skin condition that develops when dead skin cells, sebum (skin oil), and bacteria plug the pores, leading to skin lesions commonly known as pimples or zits.

Acne is a skin condition characterized by clogged pores. When pores get clogged, ... and inflammatory acne types, like papules, pustules, nodules, and cysts.

Papules and pustules are other terms for different kinds of pimples. Treatments for acne can include medications like antibiotics (doxycycline) and retinoids. Additional reporting by Jenna Fletcher.

Retinoids (vitamin A derivatives), like Differin, Retin-A, and Tazorac, treat blackheads and whiteheads, the first lesions of acne, as well as inflammatory papules and pustules.

Mild acne generally consists of open or closed comedones, while moderate acne includes more extensive comedonal acne or papules and pustules (Yan, 2006). Severe acne appears as nodules and cysts ...

“For mild to moderate acne with significant papules/pustules, treatments include topical antibiotics like clindamycin, erythromycin, minocycline, etc. There is also a topical anti-androgen ...

Cystic acne is considered severe. frank60/Shutterstock Cysts and nodules — the most severe type of acne — are essentially just bigger, angrier, more irritated versions of papules and pustules ...

Papules, pustules, or nodules: More serious lesions appearing red and swollen due to inflammation or infection of the tissue around the clogged follicles, which are often painful and feel hard ...

Find out what cheek acne means, plus the best treatments and prescription products to get rid of it, according to dermatologists. ... These angry papules, pustules, cysts, ...