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Skin/Soft Tissue Infections
Pathogens that cause Skin/Soft Tissue Infections
19
Microbiology
Undergraduate 3
11/15/2012

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Cards

Term
Salmonella typhi
Definition
Disease: Enteric fever
Manifestations: "rose spots"
Term
Neisseria meningitidis
Definition
Diseases: meningitis; septicemia
Manifestations: petechial or maculopapular lesions
Term
Pseudomonas aeruginose
Definition
Disease: septicemia
Manifestations: ecthyma gangrenosum
Term
Treponema pallidum/T. pertenue
Definition
Diseases: syphilis/yaws
Manifestations: disseminated rash
Term
Rickettsia spp.
Definition
Diseases: typhus; spotted fevers
Manifestations: macular or hemorrhagic rash
Term
Staphylococcus aureus - most common cause of minor skin infections
Definition
Diseases: toxic shock syndrome (#1 cause)
Manifestations: rash and desquamation
Term
Blastomyces dermatidis; Cryptococcus neoformans
Definition
Diseases: blastomycosis; crptococcosis
Manifestations: Papulae or pustule, develop into lesions
Term
Streptococcus pyogenes (Group A streptococci)
Definition
Cellulitis - Necrotizing fasciitis (other diseases: pharyngitis; Scarlet fever; toxic shock)
Diagnosis: gram stain (cocci in chains); culture (sensitive to Bacitracin)
Term
Clostridium perfringens & Clostridium tetani
Definition
Myonecrosis & Tetanus
Diagnosis: gram stain (rods with spores at end); culture (anaerobic)
Term
Pasturella spp.
Definition
Skin infections from animal bites
Diagnosis: Bipolar stain (Giesma); culture
Term
Mycobacterium leprae
Definition
Leprosy (Hansen's Disease)
Diagnosis: biopsy reveals acid-fast rods; culture in mice, armadillos, monkeys; symptoms
Term
Malassezia (superficial)
Definition
Tinea versicolor (whitened)
Term
Hortaea (superficial)
Definition
Tinea nigra (blackened)
Term
Microsporum (cutaneous)
Definition
Tinea capis - ringworm
Tinea capitatis - scalp itch
Term
Trichophyton (cutaneous)
Definition
Tinea cruris - jock itch
Tinea pedia - athlete's food
Tinea ungium - nail rot
Term
Candida albicans (cutaneous)
Definition
Diaper rash
Term
Sporothrix schenkii (subcutaneous)
Definition
Rose thorns
Term
Phialospora & Cladosporium (subcutaneous)
Definition
Fungal "warts"
Term
Rhizopus oryzae (subcutaneous)
Definition
Mucormycosis
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