SURGICAL INFECTION
Infection that require surgery or post surgery .
Therapy are operative and non-operative.
antibiotics are not very effective against bacteria in abscesses .
Infection depends on : -
Microbial pathogenicity and number
Host defenses.
Local environment.
Surgical technique.
Types of surgical infection
1) Skin and soft-tissue Infections
Localized infections Cellulitis - erysipelas
Potentially lethal infections necrotizing fascitis –Myonecrosi s- Pyomyositis
2) Body cavity infection peritonitis-empyema
3) Closed spaced infection septic arthritis
4) Prosthetic device ass. infection
5) Hospital acquired infection WAUND inf
UTI 40% by urine catheter LRT stsph. aureus , ps.klebsiell , E coli (20-25% intubated , 50%mortality)
BACTEREMIA by vascular cateter staph. Aureus,s.epid.G-ve enteric ,yeast
Virus Fungi Bacteria
DNA,RNA
CMV organ transplantation ,ulcerative lesion of GIT
Hepatitise B,C , HIV primary( histoplasma,coccidodes, blastomyces)
opportunistic* Candida *, Cryptococcus,Aspergillus,phycomycetes. G+ve cocci staph.aureus(toxine)
Staph. epidermitis( FB)
Sterptococci
Enterococcal
G-ve Bacilli
Eschrichia , klebsiella proteus, enterobacter, serratia, providencia, pseudomonos
ANAEROBIC
Bacteroides,Clostridium (C.d psedomembrnous coliti cytotoxine)(C.t,C.bot tetanus neurotixine)
1) Bacterial infection:- Cellulitis
a spreading superficial infection of the skin and subcutaneous tissues .
streptococci (usually group A,b-haemolytic streptococci AND other groups) or Stph. aureus.
at any age and, at a site of previous trauma or skin lesion.
abrupt onset of malaise, fever, chills and headache and the involved
skin becomes tender, red, warm and swollen with poorly defined margins
occasionally bullous.
a penicillinase-resistant penicillin
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موضوع: Surgical Infection 
السبت ديسمبر 03, 2011 2:17 am