SURGICAL INFECTIONDR SARAVANAKUMAR

HISTORY EGYPTIANS GREEKS – HIPPOCRATES ROMANS – GALEN – LAUDABLE PUS 19TH CENTURY – KOCHS , LOUIS PASTEUR The Austrian obstetrician Ignac

Semmelweis- HAND WASHING JOSEPH LISTER antibiotic penicillin- Alexander Fleming in

1928

Koch’s postulates proving whether a given organism is the cause of a given disease

It must be found in every case It should be possible to isolate it from

the host and grow it in culture It should reproduce the disease when

injected into another healthy host It should be recovered from an

experimentally infected host

Risk factors for increased risk of wound infection

Malnutrition Metabolic disease (diabetes, uraemia,

jaundice) Immunosuppression (cancer, AIDS,

steroids, chemotherapy and radiotherapy) Colonisation and translocation in the

gastrointestinal tract Poor perfusion (systemic shock or local

ischaemia) Foreign body material Poor surgical technique (dead space,

haematoma)

DELAYED HEALING – STEROID USE

FAECAL FISTULA

LOCAL AND SYSTEMIC PRESENTATION SYSTEMIC – SIRS , MODS SOURCE – PRIMARY OR ENDOGENOUS SECONDARY OR HOSPITAL

ACQUIRED

SSI

Minor SSI

Major SSI

Abscess

Cellulitis leg- streptococcal

Cellulitis face - staph

Specific wound infections Gas gangrene Tetanus Necrotizing fasciitis

Fournier’s gangrene

Treatment Prevention Antibiotic prophylaxis and treatment Antibiotic policy and guide lines Effective wound management