Test Details
Mnemonic
SHIGT
Ordering Code
3686900
CPT-4 Code(s)
87427
Specimen Information
Collect
Stool
Specimen Preparation
Place 5.0 g of stool in enteric transport media (Cary-Blair) immediately after collection. Send refrigerated in a sterile, screw capped plastic container.
Alternate Specimen
Actively growing isolate of E. Coli, in pure culture. Send isolate in a sealed container at room temperature.
Minimum Volume
1.0 gram
Transport Temperature
Refrigerated
Rejection Criteria
Specimen or isolates from sources other than stool. Specimens in other preservatives.
Stability
Preserved Stool:
Room temperature: 1 hour
Refrigerated: 72 hours
Frozen: 7 days
Isolates:
Room temperature: 7 days
Refrigerated: 7 days
Frozen: Unacceptable
Room temperature: 1 hour
Refrigerated: 72 hours
Frozen: 7 days
Isolates:
Room temperature: 7 days
Refrigerated: 7 days
Frozen: Unacceptable
Methodology
Enzyme Immunoassay
Reference Range
Negative
Performing Laboratory
ARUP Reference Laboratory
New York DOH Approval Status
Yes