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HelpTest Code COAG PANEL Coag Panel
Container
Blue
Specimen Stability
8 hours
48 hours if plasma is separated and frozen
Rejection Reasons
Underfilled Tube
Clotted
Reference Range
PTT: 0-3 months: 29.0-48.0 sec
PTT: 3 mths-17 yrs: 22.0-37.0 sec
PTT: 17 yrs & older: 25.1-36.5 sec
PT: 0-17: 12.0-15.0 sec
PT: 17 years & older: 9.4-12.5 sec
INR: 0.00-5.90
Critical Value
PTT: 101.0 seconds
INR: 6.00
CptCode
85730 & 85610
What's included in the panel
Protime/INR, PTT