Overview
Definition
Common inflammatory disorder of the pilosebaceous unit.
Epidemiology
Affects 85% of adolescents and young adults.
Etiology & Risk Factors
- Follicular hyperkeratinization
- Increased sebum production
- Cutibacterium acnes proliferation
- Inflammation
Clinical Symptoms
- Comedones (open/closed)
- Papules
- Pustules
- Nodules
- Cysts
- Predominantly on face, chest, back
Clinical Approach
Diagnosis
- Clinical diagnosis
Management
- Topical retinoids
- Benzoyl peroxide
- Topical/Oral antibiotics
- Isotretinoin (Accutane) for severe/cystic acne
Complications
- Permanent scarring
- Post-inflammatory hyperpigmentation
- Psychological distress