False-Positive Investigation Toolkit: A Resource for Mycobacteriology Laboratories
- Pre-Analytic Checklist
- PDF link pdf icon[PDF – 2 MB]
- Prevention of False-Positive Results During Molecular Testing
- PDF link pdf icon[PDF – 337 KB]
- Situations or Scenarios That Might Initiate a Laboratory Investigation
- PDF link pdf icon[PDF – 314 KB]
- Laboratory Information to Monitor When Results Have the Potential to Be False-Positive
- PDF link pdf icon[PDF – 343 KB]
- Potential Areas to Examine if a False-Positive or Contamination is Suspected
- PDF link pdf icon[PDF – 675 KB]
- Do’s and Don’ts to Prevent Cross-Contamination
- Small Version pdf icon[PDF – 422 KB] (8 1/2 x 11 inches)
- Large Version pdf icon[PDF – 419 KB] (11 x 17 inches)
- Do’s and Don’ts to Prevent False-Positive Acid-Fast Bacilli (AFB) Smears
- Small Version pdf icon[PDF – 443 KB] (8 1/2 x 11 inches)
- Large Version pdf icon[PDF – 446 KB] (11 x 17 inches)
- False‐Positive Patient Specimen Data Collection Log
- Excel link excel icon[XLS – 41 KB]
- False-Positive Investigation Form
- PDF link pdf icon[PDF – 455 KB]
Page last reviewed: December 4, 2019