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38 Cards in this Set
- Front
- Back
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Cellulitis organisms |
Group A strep, Staph aureus, H. influenza |
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Cellulitis involves which layer(s) of the skin |
Epidermis + dermis |
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Treatment cellulitis |
Antibiotics, I +D |
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Pathogen causing Erysipelas |
Group A strep |
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Which area on the body is Erysipelas seen most? |
Legs > face |
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Treatment for erysipelas |
Penicillin G |
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Skin abscess organism |
Staph aureus |
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Treatment skin abscess |
I + D... add antibiotics if cellulitis gets involved |
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What is a felon? |
Infection of the distal pulp spaces of the fingers |
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WHO AM I: Infection of the skin over the mantle of the nail or of the lateral nail fold |
Paronychia |
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4 components to Kanavel's sign |
1) Finger held in mild flexion 2) Fusiform swelling 3) Tenderness along tendon sheath 4) Pain with passive extension |
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In which infection do you see Kanavel's sign? |
Tenosynovitis |
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Bacteriology of necrotizing infections |
Polymicrobial! Rarely a single organism (except for GAS) |
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Most frequent spontaneous site of NI |
Perineum |
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Most frequent overall site of NI |
Limbs |
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Gold standard diagnostic tool for NI |
Tissue biopsy |
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Bacterial synergistic gangrene includes the skin and soft tissue, but not the _________ |
Fascia |
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Necrotizing fasciitis includes the skin, soft tissue, fascia, but not the ___________ |
Muscle |
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Most common surgical management of Necrotizing fasciitis |
Debridement |
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Organism that is an exotoxin A "super antigen" |
Group A strep |
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Clostridial cellulitis is a slow progressive infection of the soft tissue, sparing the ________________ |
Muscle |
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2 pathogens that cause Clostridial cellulitis |
1) C. Perfringes 2) C. Sprogenes |
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Clostridial Myconecrosis is an infection involving the dermis, fascia, and muscle, but sparing the _____________________ |
Epidermis |
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Which infection is associated with "mousy smell"? |
Clostridial myconecrosis |
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Which infection is associated with crepitus in the subcutaneous tissue? |
Clostridial cellulitis |
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Treatment of Clostridial myconecrosis? |
Rapid debridement |
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Most reliable imaging modality to diagnose intra-abdominal infection |
CT scan |
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Infection + SIRS = ? |
Sepsis! |
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Infection is the _________, while sepsis is the __________ |
Process, response |
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T or F, SIRS can be caused by an infection |
FALSE |
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In SIRS and Sepsis, 2 critical pathophysiological events |
1) Decreased peripheral vascular resistance (increased permeability of capillaries, hypotension) 2) Decreased oxygen extraction (metabolic acidosis, cellular damage) |
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3 D's to source control an intra-abdominal infection |
1) Drainage 2) Debridement 3) Definitive measures |
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How to diagnose Appendicitis? |
Clinical symptoms mostly |
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Gold standard treatment for appendicitis? |
Appendectomy |
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Aside from appendectomy, what else can we use to treat appendicitis? |
Antibiotics. Mostly for complicated ones... but also for uncomplicated |
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Microbiology of intra-abdominal infections: gram negative bacterias are associated with _________, while anaerobes are associated with _________ |
1) mortality 2) abscess |
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Why is the outcome of an intra-abdominal infection variable? |
Genetic predisposition |
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What are the most commonly used variants that explain the genetic variability between patients who are infected with the same pathogen? |
SNPs = single nucleotide polymorphisms |
