Pseudomonas aeruginosa, Carbapenem Resistant
| TEST NAME |
Pseudomonas aeruginosa, Carbapenem Resistant |
| DISEASE/DISORDER |
Carbapenem Resistant Pseudomonas aeruginosa infection |
| ALTERNATE NAME(S) |
CRPA |
| METHODOLOGY |
MALDI-TOF, mCIM, PCR, Antimicrobial susceptibility testing |
| SPECIAL INSTRUCTIONS |
Isolate submission REQUIRED |
| ORDERING INFORMATION |
TDOH ARLN Lab Web Portal |
| Patient Preparation |
|
| Specimen Collection |
- For laboratories able to test for carbapenemase production or carbapenemase-producing genes, report any organism with either of the following:
-Detection of carbapenemase production
-Detection of at least one carbapenemase-producing gene
- If detected via NAAT, perform culture to obtain an isolate for subsequent testing to determine the antibiotic susceptibility profile
- For laboratories unable to test for carbapenemase production or carbapenemase-producing genes, report these organisms and resistance scenarios:
-Pseudomonas aeruginosa with both of the following:
Resistant interpretation to at least one carbapenem antibiotic (excluding ertapenem) and
Intermediate or resistant interpretation to cefepime, ceftazidime, or ceftolozane/tazobactam
- Submit isolates to TDH Division of Laboratory Services within 3 days of detection/isolation
|
| Specimen Labeling |
- Specimen must be labeled with at least two unique patient identifiers and match accompanying TNDOH ARLN Lab Web Portal.
|
| Specimen Processing |
|
| Specimen Storage and Preservation |
- Store specimens at ambient temperature prior to shipment.
|
| Specimen Transportation |
- Ship specimens at ambient temperature.
- All infectious substance shipments must conform to U.S. Department of Transportation (DOT) Hazardous Materials Regulations (HMR 49 C.F.R. Parts 171-180).
|
| Specimen Acceptability and Rejection |
- Only pure cultures will be accepted for testing.
- Mixed cultures will be rejected.
- Specimens that are mislabeled will be rejected.
- Specimens that are broken in transit will be rejected.
- Specimens received that do not meet the specimen requirements outlined in the Directory of Services or that deviate from the special instructions will not be acceptable for testing.
|
| Testing Location |
|
This Page Last Updated: September 11, 2025 at 9:03 AM