Blood culture
Blood culture
Timing:
Immediately
- Current fever or absence thereof has no effect of sensitivity of blood culture (DFTB)
Take: 1ml/y of age
2kg - 13kg: 2 paediatric culture bottles, 1x 4ml and 1x 2ml = 6ml
13 - 36kg: 1 x set of adult cultures with 10ml in each bottle = 20ml
>36kg: 3 sets of cultures. 10ml in each bottle = 60ml
Results:
90% by 24hours (ie ?could stop after 24 hours if low suspicion)
95% by 36hours
99% by 48hours (confidently cease at 48 hour if well)
Timing:
Immediately
- Current fever or absence thereof has no effect of sensitivity of blood culture (DFTB)
Take: 1ml/y of age
2kg - 13kg: 2 paediatric culture bottles, 1x 4ml and 1x 2ml = 6ml
13 - 36kg: 1 x set of adult cultures with 10ml in each bottle = 20ml
>36kg: 3 sets of cultures. 10ml in each bottle = 60ml
Results:
90% by 24hours (ie ?could stop after 24 hours if low suspicion)
95% by 36hours
99% by 48hours (confidently cease at 48 hour if well)