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BACTERIA SKIN
Infectious disease
| Term | Definition |
|---|---|
| FOLLICULITIS | infection of hair follicle, pimple, sty |
| FOLLICULITIS PATHOGEN | S. Aureus |
| FOLLICULITIS VIRULENCE | gram-positive, protein A to inhibit phagocytosis |
| FOLLICULITIS TRANSMISSION | direct contact or fomites |
| SSSS | Staph. scalded skin syndrome—skin reddening, wrinkling, blistering, and peeling |
| SSSS PATHOGEN | S. aureus |
| SSSS VIRULENCE | exfoliative toxins |
| SSSS TRANSMISSION | spread from a staph. infection |
| IMPETIGO | flat red patches develop in oozing vesicles, then honey-colored patches |
| IMPETIGO PATHOGEN | S. aureus or S. pyogenes |
| IMPETIGO, ERYSIPELAS, CELLULITIS VIRULENCE | M protein interferes with phagocytosis, and the hyaluronic acid capsule camouflages bacteria and pyrogenic toxins to stimulate inflammation |
| IMPETIGO TRANSMISSION | direct contact |
| ERYSIPELAS | reddening of skin on face, arms, and legs. One side of the body is affecetd w/defined borders. lymph nodes affected |
| ERYSIPELAS PATHOGEN | S. pyogenes |
| ERYSIPELAS TRANSMISSION | entry through skin breaks |
| CELLULITIS | swelling and redness, one side of body is affected, no defined borders, infection of deeper tissue |
| CELLULITIS PATHOGEN | S. pyogenes mainly, sometimes S. aureus |
| CELLULITIS TRANSMISSION | entry through skin break |
| NECROTIZING FASCITIS | rapid tissue destruction, painful |
| NECROTIZING FASCITIS PATHOGEN | S. pyogenes |
| NECROTIZING FASCITIS VIRULENCE | streptokinase, hyaluronidase, DNases, M protein, exotoxin A |
| NECROTIZING FASCITIS TRANSMISSION | contaminated wound or skin break |
| ACNE | blocked pores = blackhead and pimples |
| ACNE PATHOGEN | cutibacterium acnes |
| CAT SCRATCH DISEASE | local swelling of lymph nodes |
| CAT SCRATCH DISEASE PATHOGEN | bartonella henselae |
| CAT SCRATCH DISEASE TRANSMISSION | recent scratch or bite from kitten |
| CAT SCRATCH DISEASE VIRULENCE | LPS, gram negative |
| PSEUDOMONAS INFECTION | thick scab crust, sweet grape-like scent, blue-green pigmented infection |
| PSEUDOMONAS INFECTION PATHOGEN | Pseudomonas aeruginosa |
| PSEUDOMONAS INFECTION TRANSMISSION | contaminated water or mosit environments |
| PSEUDOMONAS INFECTION VIRULENCE | fimbriae, capsule, lipid A, extoxin A gram-negative, opportunistic pathogen |
| SPOTTED FEVER RICKETTSIOSIS | spotted rash on trunk, appendages, palms, soles |
| SPOTTED FEVER RICKETTSIOSIS PATHOGEN | rickettsia reckettsii |
| SPOTTED FEVER RICKETTSIOSIS TRANSMISSION | dermacentor tick, american dog tick, rocky mountain wood tick |
| CUTANEOUS ANTHRAX | local itching, painless raised lesion, forms black eschar |
| CUTANEOUS ANTHRAX PATHOGEN | bacillus anthracis |
| CUTANEOUS ANTRHAX TRANSMISSION | spores from infected animals |
| CUTANEOUS ANTHRAX VIRULENCE | endospores, capsule |