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Test Code TROP Troponin I, Plasma or Serum

Performing Laboratory

North Ottawa Community Hospital

Specimen Requirements

Submit only 1 of the following specimens:

 

Preferred:

Specimen Type: Plasma

Container/Tube: Mint-green top (lithium heparin gel)

Specimen Volume: 1 mL

Collection Instruction: 

1. Label specimen as plasma.

2. Avoid hemolysis and lipemia.

 

Acceptable:

Specimen Type: Serum

Container/Tube: Serum gel or red top

Specimen Volume: 1 mL

Collection Instruction: 

1. Label specimen as serum.

2. Avoid hemolysis and lipemia.

Reference Values

<0.10 ng/mL (normal)

0.10-0.60 ng/mL (borderline)

>0.60 ng/mL (indicative of myocardial infarction)

Day(s) Test Set Up

Monday through Sunday

Methodology

Immunometric

Specimen Transport Temperature

Ambient

Test Classification and CPT Coding

84484

Specimen Storage and Stability

Specimen Type Temperature Time
Serum/Plasma Room Temp < 2 hours
  Refrigerated (primary) <7 days
  Frozen <4 weeks