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SWABS DON'T DO THE JOB. Let’s optimize patient care!. Which would you send to the lab?. Which organisms do you want to know about?. Swabs can only sample the surface. Superficial. Deep. Limitations of swabs. Limitations of swabs. TB and fungus are not detected from swabs

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let s optimize patient care

SWABS DON'T DO THE JOB

Let’s optimize patient care!

slide3

Which organisms do you want to know about?

Swabs can only sample the surface

Superficial

Deep

limitations of swabs
Limitations of swabs

Limitations of swabs

  • TB and fungus are not detected from swabs
  • Anaerobes grow poorly from swabs
  • TB and fungus are not detected from swabs
  • Anaerobes grow poorly from swabs

15 cc

1.5 cc

0.15 ml

swabs still play a role
Swabs still play a role….
  • Throat swabs to detect Group A Strep
  • Vaginal swabs for detecting causes of vaginitis
  • Vaginal/rectal swabs for Group B Streptococcus detection
  • Infection Control surveillance swabs
slide7

BEWARE...LARGER SAMPLES

ARE NOT

ALWAYS BETTER!!!!

You can always cut off a piece and place in a STERILE container!

slide8

Do the Math...

An effective culture from a sterile site requires 5 plates, a broth and a gram stain, if you have 10 bacteria on the swab what are the chances that you will get the result you are looking for?

slide9

Let’s get the right diagnosis!

Swabs don’t do the job

lack of clinical utility
Inflammed appendix

Biopsy/swab of decubitus ulcer

Fecal contaminated specimens

Garbage in, garbage out

Lack of clinical utility