1. Skin Infections andSkin Infections and DiseasesDiseases - Gaby Martinez- Gaby Martinez 2. So what will you be looking for?So what will you be looking for? Physical assessment:Physical assessment: a) inspectiona) inspection b) palpationb) palpation c) percussionc) percussion d) auscultationd) auscultation ObserveObserve size, shape, color of the lesions,size, shape, color of the lesions, and …yes…check the odorand …yes…check the odor 3. Scabies and Tinea VersicolorScabies and Tinea Versicolor 4. ScabiesScabies Female mites burrows intoFemale mites burrows into the skin where she laysthe skin where she lays eggseggs Skin-skin contactSkin-skin contact Clothing, bedding, towelsClothing, bedding, towels Inflamatory elevation of theInflamatory elevation of the skin (red papules)skin (red papules) 5. ScabiesScabies S/SS/S - intense itching- intense itching - skin rashes- skin rashes - produces allergic reaction (eggs)- produces allergic reaction (eggs) - scratching may cause secondary- scratching may cause secondary infectioninfection TxTx - Topical medications all over the- Topical medications all over the bodybody 6. Tinea VersicolorTinea Versicolor Skin infection causedSkin infection caused by a yeastby a yeast Warm and humidWarm and humid environmentenvironment 7. Tinea VersicolorTinea Versicolor S/SS/S - oval or irregularly shaped spots- oval or irregularly shaped spots - pale, dark tan, or pink in color- pale, dark tan, or pink in color - sharp border- sharp border - itching, worsens with heating- itching, worsens with heating and sweatingand sweating TxTx - Topical antifungal medications- Topical antifungal medications 8. RingwormRingworm 9. RingwormRingworm Fungal infection…not a worm!Fungal infection…not a worm! Skin-skin contactSkin-skin contact Ring-shaped, scaly itchingRing-shaped, scaly itching patches on the skinpatches on the skin 10. RingwormRingworm S/SS/S - red raised itchy- red raised itchy patches with definedpatches with defined edges, lighter in theedges, lighter in the centercenter - take an appearance- take an appearance of a ringof a ring TxTx - topical antifungal- topical antifungal drugsdrugs 11. ImpetigoImpetigo 12. ImpetigoImpetigo Superficial skin infectionSuperficial skin infection Bacterial…Bacterial… staphylococcus orstaphylococcus or streptococcusstreptococcus Spread w/ direct contactSpread w/ direct contact w/ lesionsw/ lesions Thick, yellow crustThick, yellow crust (commonly on the face)(commonly on the face) 13. ImpetigoImpetigo S/SS/S - one or more pimple-like- one or more pimple-like lesions surrounded bylesions surrounded by reddened skinreddened skin - lesions fill w/ pus and later- lesions fill w/ pus and later form a thick crustform a thick crust - itching- itching TxTx - Topical or oral ABX- Topical or oral ABX 14. Diabetic ulcers (this one is necroticDiabetic ulcers (this one is necrotic tissue)tissue) 15. Diabetic UlcersDiabetic Ulcers Sores on feet, especially onSores on feet, especially on diabetic patientsdiabetic patients Why?Why? Where?Where? - areas subjected to weight- areas subjected to weight bearingbearing - heel- heel - tips of most prominent toes- tips of most prominent toes 16. Diabetic UlcersDiabetic Ulcers S/SS/S - painful, red sore on foot- painful, red sore on foot - pus when infected- pus when infected - foul-smelling discharge- foul-smelling discharge TxTx - sterile cleaning, dressings- sterile cleaning, dressings - refer to diabetic- refer to diabetic specialist/surgeon forspecialist/surgeon for debridement or amputationdebridement or amputation 17. Infected WoundsInfected Wounds 18. Infected WoundsInfected Wounds Wound: break in theWound: break in the structure caused bystructure caused by an external agentan external agent Chronic open soresChronic open sores become infectedbecome infected 19. Infected WoundsInfected Wounds S/SS/S - swelling- swelling - pain- pain - fever w/ infection- fever w/ infection - bleeding or pus- bleeding or pus - foul smell- foul smell TxTx - sterile cleaning- sterile cleaning - ABX and pain killers- ABX and pain killers 20. EdemaEdema 21. Peripheral EdemaPeripheral Edema Excessive accumulation ofExcessive accumulation of lymph fluid, causing tissueslymph fluid, causing tissues to swell and expandto swell and expand Body retains too much saltBody retains too much salt Heart, liver, kidney, pregnantHeart, liver, kidney, pregnant women, varicose veinswomen, varicose veins 22. EdemaEdema S/SS/S - muscle ache, pain, swelling, positive- muscle ache, pain, swelling, positive indentation of skin following pressureindentation of skin following pressure TxTx - diuretics- diuretics 23. Hookworm? Traveling parasiteHookworm? Traveling parasite 24. HookwormHookworm Cutaneous larva migransCutaneous larva migrans Parasitic larvae found in dogParasitic larvae found in dog and cat feces penetrate theand cat feces penetrate the outer layers of the skin andouter layers of the skin and creep around underneath thecreep around underneath the skinskin 25. HookwormHookworm S/SS/S - red itching eruption- red itching eruption - serpentine track- serpentine track - painful- painful TxTx - Albendazole- Albendazole 26. Other interesting stories…Other interesting stories… Leishmaniasis 27. ??????