Posted Date
Effective Date
Test Name
Leukotriene E4, Urine
Update Type
Test Code Change
Order Code
RLTE4
ORDER CODE CHANGE
Leukotriene E4, Urine, Random
Order Code: RLTE4
New Order Code: MRLE4
Fee Code: AA494 (CPT 82542)
Reference Laboratory: Mayo RLTE4
Leukotriene E4, Urine, 24 Hour
Order Code: TLTE4
New Order Code: MTLE4
Fee Code: AA494 (CPT 82542)
Reference Laboratory: Mayo TLTE4
MLabs will update our order codes as noted above for Leukotriene E4, Urine testing referred to Mayo Clinic Laboratories effective March 21, 2023.