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Bacterial Skin Infections - Coggle Diagram
Bacterial Skin Infections
Pyoderma-Folliculitis/Pustules
Pustules - Impetigo (Honey-Yellow)
Bacteria
Staph A.
Virulence Factor
Coagulase
Hyaluronidase
Fibrinolysin
Adhesins
Autolysins
Proteases
Leukocidins
Rick Factor
Diagnosis
Catalase (+)
Coagulase (+)
Mannitol Salt Fermentation (+)
Strep. P
Something
Clinincal
Key features
Honey Yellow (yellow-brown) crust
No fever
No sepsis
Rapid direct spread to adjacent skin
No scaring (superficial lesions)
Folliculitis
Bacteria
Staph A.
Pseudomonas A. (WATER, soil)
Structure
Pili
Biofilm
Infectious Agent
Gram (-) Bacilli Oxidase (+).
Exotoxin A
Exo-enzymes
Reservoir
Soil, water, URT and GI
Disease
Otitis Externa-Swimmer Ear
Malignant Otitis Externa
Immunocompromised
Can spread to temporal Bone
Nail Infection
Pustules (pus already present)
Bacteria
Bartonella H.
Disease
Cat-Scratch Disease
Clinical
Extreme swelling of Axillary or Cervicale lymph node
Papule 5-10 days after infection
Immune Response-limits bacterial growth and causes Lymphadenopathy
Resolves in 1-2 weeks
Risk Factors
Immunocompromised for Bacillary Angiomatosis
HIV (Stage III)
Transplant
Bacillary Angiomatosis
Diagnosis
Biopsy (silver stain)
Characteristics
Infectious Agent
Facultative intracellular Gram (-) rod
Abscesses (no pus without incision)
Bacteria
Pasteurella M. (sudden onset)
Disease
Cellulitis after animal bite
Infectious agent
Gram (-) Bacillus
Aerobe (Facultative)
Enzyme/Toxin
PMT
ToxA and PMT (inhibits DC migration)
Structure
Reservoir
Animal
Diagnosis
Culture and Biotyping
BAP
Actinomyces Israelii
Disease
Cutaneous oral-cervicofacial abscess- Actinomycosis
Infectious agent
Anaerobe Gram (+)
Transmission
Risk Factors
Treatment
Penicillin G (oral surgery)
Good Hygiene
Diagnosis
Staph A.
Disease
Furuncles/Carbuncles
Virulence Factor
Coagulase
Hyaluronidase
Fibrinolysin
Staph A. Complicatons
Osteomyelitis
Erysipelas - type of Cellulitis
Bacteria
Strep. P.
Group A Strep (GAS)
Infectious Agent
Virulent Factors
Consequences/sequeale
Diagnosis
Catalase (-)
Disease
Scarlet Fever
Physical Features
Clinical
Lesions
Raised
Fiery-red (Salmon-red Color)
Location
Adults
Legs
Children
Face
