Estheticians Skin Disorders Questions and Answers Latest Version Graded A+

Estheticians Skin Disorders Questions and Answers Latest Version Graded A+ How does hyperpigmentation develop? Hyperpigmentation develops when excess melanin is produced in the skin, leading to dark spots or patches. It can result from sun exposure, hormonal changes, or skin inflammation. What is vitiligo? Vitiligo is a skin condition where the immune system attacks the melanocytes, resulting in the loss of pigment and the formation of white patches on the skin. What is seborrheic dermatitis? Seborrheic dermatitis is a chronic inflammatory skin condition that causes red, flaky, and oily patches on the scalp, face, or other areas of the body where sebaceous glands are active. What are age spots (liver spots)? Age spots, or liver spots, are dark, flat spots that appear on sun-exposed areas of the skin as a result of aging and prolonged sun exposure, commonly found on the hands, face, and shoulders. 2 What is a keloid? A keloid is an overgrowth of scar tissue that forms at the site of a healed skin injury. It extends beyond the original wound and can be raised, thick, and may cause discomfort. How can contact dermatitis occur? Contact dermatitis occurs when the skin comes into contact with an allergen or irritant, resulting in redness, itching, and sometimes blisters. What is the difference between a freckle and a mole? Freckles are small, flat, brown spots caused by sun exposure and increased melanin production, while moles are typically raised and can be brown or black, resulting from clusters of pigmented cells. What is melasma? Melasma is a form of hyperpigmentation that results in brown or grayish patches on the skin, usually on the face, and is often associated with hormonal changes, such as pregnancy or birth control use. What is acne vulgaris? 3 Acne vulgaris is a common skin condition characterized by the presence of pimples, blackheads, and cysts, primarily on the face, shoulders, and back, often caused by clogged pores and overactive sebaceous glands. What causes rosacea? Rosacea is a chronic skin condition that causes redness, visible blood vessels, and sometimes pustules on the face. Its exact cause is unknown but may involve genetics, environmental triggers, and abnormalities in blood vessels. What is psoriasis? Psoriasis is an autoimmune disorder that causes rapid skin cell turnover, leading to thick, scaly patches on the skin, commonly found on the scalp, elbows, and knees. What is eczema (atopic dermatitis)? Eczema, or atopic dermatitis, is a chronic skin condition that causes itchy, inflamed skin, and can occur anywhere on the body. It is often triggered by allergens, stress, or irritants. What is a comedone? 4 A comedone is a hair follicle that has become clogged with dead skin cells, oil, and debris, which can develop into either a whitehead (closed comedone) or a blackhead (open comedone). What is alopecia areata? Alopecia areata is an autoimmune condition that causes hair loss in small, round patches on the scalp or other areas of the body.