Corynebacterium diphtheriae
| TEST NAME | Corynebacterium diphtheriae |
| DISEASE/DISORDER | Diphtheria |
| ALTERNATE NAME(S) | C.diphtheriae, diphtheria, pseudomembrane |
| METHODOLOGY | Culture |
| SPECIAL INSTRUCTIONS | CEDEP approval required prior to isolate submission.
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| ORDERING INFORMATION | Lab Web Portal |
Patient Preparation
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| Specimen Collection | - Clinical Specimen: Throat, pharynx, or skin lesion: PAI/Loeffler's media or Culture transport swab (Dacron or rayon swab with with Stuart or Amies liquid medium). If no media is available, a swab may be placed in a sterile container.
- Isolate: PAI/Loeffler's media or Culture transport swab (Dacron or rayon swab with with Stuart or Amies liquid medium).
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| Specimen Labeling | - Specimen should be labeled with at least two unique patient identifiers along with specimen source and match accompanying test order.
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| Specimen Processing |
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| Specimen Storage and Preservation | - Specimens and isolates should be stored in ambient conditions until shipment.
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| Specimen Transport | - Ship overnight under ambient conditions within 24 hours.
- All infectious substance shipments must conform to U.S. Department of Transportation (DOT) Hazardous Materials Regulations (HMR 49 C.F.R. Parts 171-180).
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| Specimen Acceptability and Rejection | - Specimens that do not adhere to all specimen requirements will be rejected.
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This Page Last Updated: April 1, 2026 at 11:26 AM