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PUBH 320 week 5 skin diseases questions well answered
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PUBH 320 week 5 skin diseases questions well answered
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PUBH 320-week 5 skin diseases54 year old man comes to clinic with thick, flaky, silvery scaling on knees. - correct answer ✔✔Psoriasis
Description: A chronic, noninfectious inflammatory skin disease marked by the appearance of discrete
pink or red lesions surmounted by characteristic silvery scaling.
Etiology: Occurs more frequently between 15-50
signs and symptoms: Thick, flaky scaling, affected areas dry, cracked and encrusted.
5 types:
-plaque psoriasis: inflamed raised red lesions covered in white scaly patches found on elbows, knees and
back.
-guttate psoriasis: small red spots on torso and limbs
-inverse psoriasis: smooth shiny red lesions in armpits, under breasts and skin folds
-pustular psoriasis: white pus filled blisters surrounded by reddened skin
-erythrodermic psoriasis: fiery red skin that peels in sheets
Diagnosis Pro: observation of the skin, skin biopsy, careful medical history
Treatment: Exposure to UV light, corticosteroid creams, non steroidal creams, careful skin hygiene
Complementary therapy: Foods high in omega-3 fatty acids and vitamin supplements
Prognosis: Controllable, remissions and exacerbations frequently occur.
Urticaria (Hives) - correct answer ✔✔Description: Inflammatory reaction of capillaries beneath a
localized area of skin
, Etiology: Frequently results following ingestion of certain foods or allergic reactions to insect stings, heat,
cold, water, and sunlight
Signs and symptoms: Pale, raised wheals on skin possibly surrounding erythema, intense itching.
Diagnostic Pros: Medical history, sensitization testing
Treatment: antihistamines, epinephrine, hydrocortisone creams, lotions
Prognosis: repeated exposure may lead to anaphylactic reaction
Prevention: Avoid causative agents
Teen comes into dermatologist office for pustules on face. There is scaring from previous pustules.
Comedones are also visible. - correct answer ✔✔Acne Vulgaris
Description: Inflammatory disease of sebaceous glands and hair follicles, characterized by comedones,
papules, and pustules
Etiology: Genetic predisposition
Signs and symptoms: open or closed comedone, rupture of acne plug, inflammation, and acne pustules;
scars if chronic irritation continues overtime
Diagnostic Pros: medical history and observation of lesions
Treatment: Goals: reduce bacterial count, decrease sebaceous gland activity, prevent the follicle from
becoming inflamed, antibacterial solution applied to the skin, orally administered antibiotics, or both
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