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Myoglobin, Urine
Test Code13834
CPT Codes
83874
Preferred Specimen
1 mL urine collected in a myoglobin urine transport tube
Minimum Volume
0.5 mL
Other Acceptable Specimens
4 mL urine collected in a transport tube filled with sodium carbonate
Instructions
Collect random or 24-hour urine. Refrigerate during collection.
Thoroughly mix entire collection, then, perform one of the two processing options below:
Option 1: Immediately after collection, transfer a maximum of 4 mL to a Myoglobin Transport Tube. Ship frozen.
Option 2: Immediately after collection, adjust pH to 8-9 by adding 10 percent Na2CO3. Transfer 1 mL to a standard transport tube. Ship frozen.
Thoroughly mix entire collection, then, perform one of the two processing options below:
Option 1: Immediately after collection, transfer a maximum of 4 mL to a Myoglobin Transport Tube. Ship frozen.
Option 2: Immediately after collection, adjust pH to 8-9 by adding 10 percent Na2CO3. Transfer 1 mL to a standard transport tube. Ship frozen.
Transport Temperature
Frozen
Specimen Stability
Room temperature: 4 hours
Refrigerated: 72 hours
Frozen: 30 days
Refrigerated: 72 hours
Frozen: 30 days
Methodology
Quantitative Electrochemiluminescent Immunoassay
Setup Schedule
Set up: Daily; Report available: 1-2 days
Reference Range
0-1 mg/L
Performing Laboratory
ARUP
500 Chipeta Way
Salt Lake City, UT 84108
