Module 6 Psoriasis Exam Questions with Complete Solutions
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Course
Psoriasis
Institution
Psoriasis
Psoriasis: - Answer---Hyperproliferative state resulting in thick skin and excess scale.
Skin ________ is caused by ________ released by immune cells. - Answer-Skin proliferation is caused by cytokines released by immune cells.
______ ______ of psoriasis target these cytokines and immune cell...
Module 6 Psoriasis Exam Questions with
Complete Solutions
Psoriasis: - Answer---Hyperproliferative state resulting in thick skin and excess scale.
Skin ________ is caused by ________ released by immune cells. - Answer-Skin
proliferation is caused by cytokines released by immune cells.
______ ______ of psoriasis target these cytokines and immune cells. - Answer-
Systemic treatments of psoriasis target these cytokines and immune cells.
Plaque: - Answer---Scaly, erythematous patches, papules, and plaques that are
sometimes pruritic.
Inverse/Flexural: - Answer---lesions are located in the skin folds.
Guttate: - Answer---Presents with drop lesions, 1-10 mm salmon-pink papules with a
fine scale.
Erythrodermic: - Answer---Generalized erythema covering nearly the entire body
surface area with varying degrees of scaling.
Classification of Pustular psoriasis: - Answer---Rare, acute generalized variety called
"von Zumbusch variant."
--Palmoplantar: localized involving palms and soles.
Classification of psoriasis: - Answer---based on morphology.
--Clinical findings in pt's frequently overlap in more than 1 category.
--different types of psoriasis may require different treatment.
Guttate Psoriasis: - Answer--- A is an example of Guttate psoriasis.
--Acute onset of raindrop-sized lesions on the trunk and extremities.
--Often preceded by streptococcal pharyngitis.
Inverse/Flexural Psoriasis: - Answer---Erythematous plaques in the axilla, groin,
inframammary region, and other skin folds.
, --May lack scale due to moistness of area.
Pustular psoriasis: - Answer---Characterized by psoriatic lesions with pustules.
--Often triggered by corticosteroid withdrawal.
--When generalized, pustular psoriasis can be life-threatening.
--These pt's should be hospitalized and derm consulted.
Palmoplantar psoriasis: - Answer---May occur as either plaque type or pustular type.
--Often very functionally disabling for the pt.
--Skin lesions of reactive arthritis typically occur on the palms and soles and are
indistinguishable from this form of psoriasis.
Psoriatic Erythroderma: - Answer---Involves almost the entire skin surface; skin is bright
red.
--Associated with fever, chills, and malaise.
--Like pustular psoriasis, hospitalization is sometimes required.
Plaque psoriasis: - Answer---Well-demarcated plaques with overlying silvery scale and
underlying erythema.
--Chronic plaque psoriasis is typically symmetric and bilateral.
--Plaques may exhibit:
-Auspitz sign: bleeding after removal of scale.
-Koebner phenomenon: lesions induced by trauma
Plaque psoriasis--the basics: - Answer---Plaque psoriasis is the most common form,
affecting 80-90% of pt's.
--Approximately 80% of pt's with plaque psoriasis have mild to moderate disease--
localized or scattered lesions covering less than 5% of BSA.
--20% have moderate to severe disease affecting more than 5% of the BSA or affecting
crucial areas such as the hands, feet, face, or genitals.
Psoriasis--Clinical Evaluation: - Answer---Although you should perform a total body skin
exam, plaque psoriasis tends to appear in characteristic locations.
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