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17 Cards in this Set
- Front
- Back
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Cellulitis Def and Etiology
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acute inflammation of the dermis and sub-q tissue, caused by hemolytic stretpococci, Pseudomonas sp, and Staphlycoccus aureus, Haemophilus
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Cellulitis Clinical Features
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unilateral erythematous, warm and tender patch/plaque with irregular or illdefined margins, fever, malaise, anoerexia, chills, MOST Common on the lower extremitiy
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Cellulitis Differential Diagnosis
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stasis or contact dermatitis, DVT, superficial thrombophlebitis
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Cellulitis Treatment and Prevention
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Tx: PO Antibiotics, occasionally IV antibiotics, elevation and supportive measures
Prevention: supportive stocking, proper skin hygiene, and early treatment for tinea pedis |
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Erysipelas Def and Etiology
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acute inflammation of the dermis (superficial subset of cellulitis), caused most often by Group A beta-hemolytic strep.
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Erysipelas Clinical Features
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acute onset, unilateral, raised, indurated and tender, peau de orange appearance, sharp elevated margins, most often found on face, scalp and legs
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How is Erysipelas different than Cellulitis in clinical presentation?
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Erysipelas: more often found on the face, the red area is raised with clearly defined margins
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Erysipelas Differential Diagnosis
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Contact dermatitis, drug reaction, thrombophlebitis, and erythema migrans
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Erysipelas Treatment and Complications
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aggressive antibiotics, treat other skin conditions, and supportive care
Complications: sepsis, desquamation, and chromic edema |
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Impetigo Def and Etiology
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A acute, contagious superficial skin infection. Most often caused by Staph. aureus.
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Impetigo Clinical Manifestations
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initial vesicle and then pustule which ruptures, and what remains forming a honey-colored crust with stuck on appearance, can occure anywhere but most often on face, front of legs and extensor surface of arm and hand
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Impetigo Differential Diagnosis
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herpes simplex virus, tinea corporis, and varicella
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Impetigo Treatment
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local infection: topical antibiotic, widespread: PO antibiotic
recurrent: nasal swab and culture, and treat for colonization |
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Toxic Shock Syndrome Def and Etiology
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acute toxin mediated illness due to toxin producing Staph. aureus
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TSS Predisposing conditions:
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tampon use, wounds infection, most often seen in caucasian women, menstral TSS more common than non-menstral
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TSS Clinical Manifestations
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Rapid onset of fever, hypotension, macular rash which is itchy, organ failure
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TSS treatment and complications
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IV antibiotics, remove FB, and supportive care, results in death in 25-50% of patients which develop
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