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Chapter 55 Assessment of Integumentary Function. Skin. Largest organ of the body Functions: Protection Sensation Fluid balance Temperature regulation Vitamin D production Immune response. Anatomic Structures of the Skin. Primary Skin Lesions. Primary Skin Lesions (cont.).
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Skin • Largest organ of the body • Functions: • Protection • Sensation • Fluid balance • Temperature regulation • Vitamin D production • Immune response
Skin Lesion Configurations (A) Linear (in a line). (B) Annular and arciform (circular or arcing). (C) Zosteriform (linear along a nerve route). (D) Grouped (clustered). (E) Discrete (separate and distinct). (F) Confluent (merged).
Anatomic Distribution of Common Skin Disorders—Contact Dermatitis
Anatomic Distribution of Common Skin Disorders—Seborrheic Dermatitis and Acne
Anatomic Distribution of Common Skin Disorders—Scabies and Herpes Zoster
Skin Appearance • Erythema • Rash • Cyanosis • Jaundice • Pruritus: itching
Normal Aging Changes • Thinning of skin • Uneven pigmentation • Wrinkling, skin folds, and decreased elasticity • Dry skin • Diminished hair • Increased fragility and increased potential for injury • Reduced healing ability • See Chart 55-1
Assessment of the Skin • Prepare the patient: explain the purpose and provide privacy and coverings • Ask assessment questions • Inspect the patient’s entire body including mucosa, scalp, hair, and nails • Wear gloves • Assess any lesions; palpate and measure them • Note hair distribution • Photographs may be used to document nature and extent of skin conditions and to document progress resulting from treatment; they may also be used to track moles
Diagnostic Procedures • Skin biopsy • Immunofluorescence • Patch testing • Skin scrapings • Tzanck smear • Wood’s light examination