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Objectives:. Definition of lesionsClassification of acneTopical therapySystemic therapy. Acne. Affects up to 85% of teensOften continues into adulthoodApprox 10% of patients present for tx at 35-44 yoCost: >$1 billion/yr and >$100million in OTC therapyPathogenPropionibacterium acneProlifer
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1. ACNE: Diagnosis and Treatment Frene’ LaCour-Chestnut, MD
2. Objectives: Definition of lesions
Classification of acne
Topical therapy
Systemic therapy
3. Acne Affects up to 85% of teens
Often continues into adulthood
Approx 10% of patients present for tx at 35-44 yo
Cost: >$1 billion/yr and >$100million in OTC therapy
Pathogen
Propionibacterium acne
Proliferates in obstructed follicle duct and causes inflammatory response
Diagnosis based on history and physical exam
4. Physical Exam Lesions
Open comedones (blackheads)
Closed comedones (whiteheads)
Papules
Pustules
Nodules
Cysts
Located on face, chest, back, upper arms
5. Classification Severity
Mild: few/several papules and pustules but NO nodules
Moderate: several/many papules & pustules and few nodules
Severe: numerous/extensive papules & pustules and many nodules
Type
Comedonal
Papulopustular
Nodulocystic
Pustules & cysts indicates inflammatory acne
6. Joanna Smith CC: acne HPI: 18 yo female who recently graduated from HS and comes to your office before starting college because she wants her skin to clear up before rush in 8 weeks Define the lesions you see and classify her acne?