Acne vulgaris

Definition

Acne vulgaris is a common skin condition characterized by the presence of comedones, papules, pustules, and sometimes cysts. It primarily affects areas with a high density of sebaceous glands such as the face, back, and chest.

5 Must Know Facts For Your Next Test

1. Acne vulgaris can be treated with topical agents like benzoyl peroxide and retinoids.
2. Systemic therapies for severe acne include antibiotics (e.g., tetracyclines) and isotretinoin.
3. Hormonal treatments such as oral contraceptives can help manage acne in females.
4. Non-pharmacologic interventions include proper skin hygiene and avoiding comedogenic products.
5. Adverse effects of acne medications can include skin irritation, photosensitivity, and teratogenicity (with isotretinoin).

Review Questions

• What are the main pharmacologic treatments used for managing acne vulgaris?
• How does isotretinoin work in treating severe cases of acne?
• What non-pharmacologic measures can help prevent worsening of acne vulgaris?

Related terms

Comedone: A clogged hair follicle (pore) in the skin which can be open (blackhead) or closed (whitehead).

Benzoyl Peroxide:

A topical medication commonly used to treat mild to moderate acne due to its antibacterial properties.

Retinoid: A class of compounds derived from vitamin A that helps normalize desquamation and reduce inflammation in acne treatment.