INSTRUCTIONS Acne vulgaris: A review of causes and treatment options
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Acne vulgaris: A review of causes and treatment options
General Purpose: The purpose of this learning activity is to provide information on the etiology and management of acne vulgaris. Learning Objectives: After reading this article and taking this test, you should be able to: 1. Identify the etiology of acne vulgaris. 2. Select treatment options for acne vulgaris.
- What is the primary cause of acne vulgaris?
- follicular degeneration
- decreased sebum secretion
- follicular degeneration and increased sebum secretion
- increased sebum secretion and follicular plugging
- Appropriate treatment of acne vulgaris is determined by the
- size of the lesions.
- severity and characteristics of the lesions.
- patient's age.
- patient's motivation to adhere to treatment.
- The microcomedo refers to
- blockage of the follicular canal.
- distention of the follicle.
- a firm, elevated white or yellow papule.
- a blackhead.
- Which statement about P.acnes is accurate?
- It is normal flora and causes hyperkeratosis of the follicular lining.
- It causes the pus found in comedones.
- It contributes to the inflammation and irritation associated with acne.
- It is responsible for the scarring associated with acne.
- Which of the following statements about hormones is true?
- A derivative of estrogen stimulates sebaceous gland size.
- Females tend to experience a flare in acne when menstruation begins.
- Acne severity correlates with the level of sex hormones secreted.
- Secretion of sex hormones peaks in late adolescence.
- Inflammatory papules, pustules, and cysts
- are more responsive to treatment than noninflammatory lesions.
- are often followed by hyperpigmentation that lasts for weeks or months.
- are more common than noninflammatory lesions.
- can be avoided if noninflammatory lesions are treated quickly.
- Most acne treatments work by
- opening plugged follicles.
- reducing the production of sebum.
- decreasing androgen levels.
- decreasing bacterial load or breaking down the comedo.
- Patient instructions should include
- avoiding the overuse of acne products.
- using an astringent cleanser to remove grease and debris from the face.
- avoiding moisturizes as they interfere with topical acne medications.
- scrubbing vigorously to remove debris that clogs facial pores.
- Benzoyl peroxide is most effective for treatment of
- inflammatory acne.
- open comedones.
- closed comedones.
- noninflammatory lesions.
- The most conventional topical antibiotic prescribed is
- Which medication is associated with Stevens-Johnson syndrome?
- benzoyl peroxide
- sodium sulfacetamide
- Topical retinoids are first-line therapy for acne because they
- produce results rapidly.
- are gentle to the skin.
- also serve as an effective sunscreen.
- target the micromedo.
- Which of the following medications shows greater effectiveness in females?
- azelaic acid
- It is essential that female patients not get pregnant while taking
- azelaic acid
- Hormonal treatment of acne is
- appropriate only for females.
- most effective for males when started immediately following puberty.
- contraindicated in females with polycystic ovary syndrome.
- used to decrease estrogen levels.
- Which dietary supplement is bacteriostatic against acnes ?
- folic acid
- Which statement about food and acne is correct?
- There is strong evidence that chocolate and fried foods are acne triggers.
- There is a strong correlation between milk consumption and increased acne lesions.
- Diets with a high glycemic index may increase androgen levels and sebum production.
- There is no scientific evidence that relates diet to the development of acne lesions.
- When treating severe acne, tazarotene is recommended to be added to the regimen
- at the beginning.
- in 2 weeks.
- in 4 weeks.
- in 6 weeks.