Prothrombin Time & Activated PTT

Laboratory : Hematology

PATIENT INFO

Patient Name:

Medical Record #:

BD: / / Sex: F M

PHYSICIAN INFO

Physician Name :

Address:

Ph: ( ) - Fax: ( ) -

Additional Report to:

Ph: ( ) - Fax: ( ) -

TESTS REQUESTED
Test Name:	ICD9 Code: (required)
1. Prothrombin Time & Activated PTT
2.
3.
4.
5.
6.

SPECIMEN INFO

Collection Date & Time:

Collected By:

Hospital:

Test ID :

PTPTT

Test Workstation :

MACG1

Specimen Type:

Blood

Tube Type:

Lt Blue top (sodium citrate) tube

Collection Volume:

2.7 mL (minimum 1.8 mL) Must use appropriate sodium citrate tube base on volume of blood drawn (1.8 mL or 2.7 mL tube).

Minimum Volume:

1.8 ml using 1.8 ml tube

Preferred Volume:

2.7 ml using 2.7 ml tube

Cause for Rejection:

Specimen hemolyzed, clotted, diluted with IV fluid; contaminated with heparin; improperly filled; received > 4 hr after drawn

Storage:

Ambient

Availability:

Daily, 24 hours; STAT

Methodology:

Optical Light Scatter Detection Clotting Assay

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 by a STAT Courier to Akron Children's at Mahoning Valley Hospital lab. Specimen stable only 4 hours.

Lab/Phone:

330-746-9623

TAT:

4 hours

Additional Info:

Reference ranges: PT 8.5-14.0 secs; APTT < 40 secs

Synonyms:

PT & PTT; Protime & APTT