Skin Infections and Diseases

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Skin Infections and Diseases

• - Gaby Martinez

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So what will you be looking for?

• Physical assessment
• a) inspection
• b) palpation
• c) percussion
• d) auscultation
• Observe size, shape, color of the lesions, and
  yescheck the odor

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Scabies and Tinea Versicolor
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Scabies

• Female mites burrows into the skin where she lays
  eggs
• Skin-skin contact
• Clothing, bedding, towels
• Inflamatory elevation of the skin (red papules)

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Scabies

• S/S
• - intense itching
• - skin rashes
• - produces allergic reaction (eggs)
• - scratching may cause secondary infection
• Tx
• - Topical medications all over the body

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Tinea Versicolor

• Skin infection caused
• by a yeast
• Warm and humid environment

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Tinea Versicolor

• S/S
• - oval or irregularly shaped spots
• - pale, dark tan, or pink in color
• - sharp border
• - itching, worsens with heating and sweating
• Tx
• - Topical antifungal medications

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Ringworm
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Ringworm

• Fungal infectionnot a worm!
• Skin-skin contact
• Ring-shaped, scaly itching patches on the skin

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Ringworm

• S/S
• - red raised itchy patches with defined edges,
  lighter in the center
• - take an appearance of a ring
• Tx
• - topical antifungal drugs

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Impetigo
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Impetigo

• Superficial skin infection
• Bacterialstaphylococcus or streptococcus
• Spread w/ direct contact w/ lesions
• Thick, yellow crust (commonly on the face)

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Impetigo

• S/S
• - one or more pimple-like lesions surrounded by
  reddened skin
• - lesions fill w/ pus and later form a thick
  crust
• - itching
• Tx
• - Topical or oral ABX

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Diabetic ulcers (this one is necrotic tissue)
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Diabetic Ulcers

• Sores on feet, especially on diabetic patients
• Why?
• Where?
• - areas subjected to weight bearing
• - heel
• - tips of most prominent toes

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Diabetic Ulcers

• S/S
• - painful, red sore on foot
• - pus when infected
• - foul-smelling discharge
• Tx
• - sterile cleaning, dressings
• - refer to diabetic specialist/surgeon for
  debridement or amputation

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Infected Wounds
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Infected Wounds

• Wound break in the structure caused by an
  external agent
• Chronic open sores become infected

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Infected Wounds

• S/S
• - swelling
• - pain
• - fever w/ infection
• - bleeding or pus
• - foul smell
• Tx
• - sterile cleaning
• - ABX and pain killers

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Edema
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Peripheral Edema

• Excessive accumulation of lymph fluid, causing
  tissues to swell and expand
• Body retains too much salt
• Heart, liver, kidney, pregnant women, varicose
  veins

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Edema

• S/S
• - muscle ache, pain, swelling, positive
  indentation of skin following pressure
• Tx
• - diuretics

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Hookworm? Traveling parasite
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Hookworm

• Cutaneous larva migrans
• Parasitic larvae found in dog and cat feces
  penetrate the outer layers of the skin and creep
  around underneath the skin

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Hookworm

• S/S
• - red itching eruption
• - serpentine track
• - painful
• Tx
• - Albendazole

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Other interesting stories
Leishmaniasis
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