2.7 mL (minimum 1.8 mL)
Must use appropriated sodium citrate tube based on volume of blood drawn (1.8 mL or 2.7 mL tube)
Cause for Rejection:
Samples hemolyzed, clotted, diluted with IV fluid; contaminated with heparin; improperly filled; received > 4 hours after drawn
Storage:
Whole Blood-Ambient
Availability:
Daily, 24 hours; STAT
Methodology:
Photometric/turbidometric
Special Instructions:
Indicate clearly if a specimen has been drawn from an arterial line or from a line that has been rinsed with heparin. Please indicate if the patient is currently receiving anticoagulant therapy.
If collected at an offsite location, send Whole blood by a STAT Courier to Akron Children's lab. Must be received within 4 hours.
Lab/Phone:
330-543-8416
TAT:
4 hours
Additional Info:
Reference range: < 40 seconds
CPT Code:
85730
Synonyms:
Activated Partial Thromboplastin Time; APTT; PTT
Partial Thromboplastin Time
Test ID/Workstation :
PTT
Specimen Type:
Blood
Tube Type:
Blue top (sodium citrate) tube
Collection Volume:
2.7 mL (minimum 1.8 mL)
Must use appropriated sodium citrate tube based on volume of blood drawn (1.8 mL or 2.7 mL tube)
Cause for Rejection:
Samples hemolyzed, clotted, diluted with IV fluid; contaminated with heparin; improperly filled; received > 4 hours after drawn
Storage:
Whole Blood-Ambient
Availability:
Daily, 24 hours; STAT
Methodology:
Photometric/turbidometric
Special Instructions:
Indicate clearly if a specimen has been drawn from an arterial line or from a line that has been rinsed with heparin. Please indicate if the patient is currently receiving anticoagulant therapy.
If collected at an offsite location, send Whole blood by a STAT Courier to Akron Children's lab. Must be received within 4 hours.
Lab/Phone:
330-543-8416
TAT:
4 hours
Additional Info:
Reference range: < 40 seconds
CPT Code:
85730
Synonyms:
Activated Partial Thromboplastin Time; APTT; PTT
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