Troponin I

CPT Code

84484

Specimen Type

Blood

Container Type

Serum Separator Tube (SST)/Yellow

Stability

Room Temperature, < 2 hours; 2-8°C, < 24 hours; -20°C, 6 months

Handling Instructions

Allow to clot for 30 mins, centrifuge within 2 hours

Clinical Notes

Troponins are a group of proteins found in skeletal and heart (cardiac) muscle fibers that regulate muscular contraction. Troponin tests measure the level of cardiac-specific troponin in the blood to help detect heart injury.