Acne Vulgaris: Causes, Grades, and Effective Treatment Options
Question. Write short note on acne vulgaris.
Answer.
Acne vulgaris
Acne vulgaris is a disease in which the pilosebaceous follicle becomes oversensitive to normal levels of testosterone.
Etiology
- Androgens
- Follicular keratinization
- Hereditary
- Propionibacterium acnes
- Immunological factors
- Environmental factors
“Understanding acne vulgaris through FAQs: Causes, grades, and treatments explained”
Exacerbating Factors
Acne worsens with stress and in premenstrual period.
In patients with aggressive or recalcitrant acne, underlying cause may be a virilizing syndrome in women, acromegaly,occupational exposure to acnegenic agents.
Drugs that worsen acne are steroids, hormones (androgen and progesterone), antiepileptic drugs, iodides; can follow facial massage.
Genetic and hormonal factors also play a role.
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Grading
- Mild disease: Open (black heads) and closed (white heads) comedones with sparse inflmmatory lesions.
Some comedones are deepseated (submarine comedones). - Moderate: Numerous papules and pustules
- Severe: Polymorphic eruption with comedones, papules,pustules, nodules and cysts.
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Management
- Topical therapies are the mainstay of treatment for mild acne:
- Benzoyl peroxide 5% has antibacterial and keratolytic properties. It treats both inflmed and non-inflmed lesions.
- Topical antibiotics, i.e. 1% clindamycin and 2% erythrmomycin are used.
- Topical retinoids, i.e. tretinoin cream or gel (0.25 to 1%), Adelphane (0.1%) cream or gel or solution applied in night to entire face and leave it for 20–30 minutes and then wash of with mild soap
- Sulphate calamine lotion can be used.
- Salicylic acid can be used as adjunctive therapy.
- Azelaic acid (20%) cream possess anti–microbial, anti inflmmatory and comedolytic properties.
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Systemic therapy
- Antibiotics: Therapy is given for 3–6 months.
Tetracycline 500 mg BD or doxycycline 100 mg BD for 2 weeks to 10 months.
If tetracycline is not tolerated by the patient, erythromycin 500 mg BD can be given - Corticosteroids: Prednisolone or dexamethasone once at night is useful in patients with severe acne unresponsive to conventional therapy.
- Other drugs: Oral contraceptives, spironolactone,fltamide help in young women
- Adjunctive therapy: Intralesional steroids for neurocystic lesions. Comedone extraction, chemical peels,dermabrasion, LASER and light therapy.
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