Department of Clinical Laboratory, Kyoto University Hospital

[0260 / 2B020]
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2.Haematological Test >> 2B.Coagulation, Fibrinolysis>>2B020 activated partial thromboplastin time

activated partial thromboplastin time

JAB

Standard Code (JLAC10)

1 Analyte2B020activated partial thromboplastin time
Identification0000
Specimen022plasma
Method311clotting time method
Result Identifying 0100

ISO15189 Applied Scope of Accreditation

RML00280 Basic Series (October 26, 2019 revised)
Activated partial thromboplastin time (APTT)
Medical Laboratory Accreditation Certificate
Japan Accreditation Board

Specimen

Top Colour Collected Sample Quantity Measured Material Required
Black Top blood 2 mL plasma (with sodium citrate)

Specimen Rejection Criteria

haemolysis 
clotted 
lipaemia 
inappropriate sample volumereject
wrong containerreject
urine samples without the appropriate preservative 
received ambient 
unprotected from light 
opening tubes 
incterus 

Specimen Stability Information

Specimen Type Container Temperature Stability
plasma with sodium citrate Frozen

Turnaround Time (TAT)

same day

Laboratory

weekday (8:30 a.m. - 5:00 p.m.)Central Laboratory
night time or weekendEmergency Laboratory

Reference Value

Period / Age
Specimenblood
Methodclotting time method
  MaleFemaleUnit
00activated partial thromboplastin time24.0 - 39.024.0 - 39.0s
Specimenblood
Methodclotting time method
  MaleFemaleUnit
00activated partial thromboplastin time24.0 - 35.024.0 - 35.0s
Specimenblood
Method 
  MaleFemaleUnit
00activated partial thromboplastin time26.2 - 39.326.2 - 39.3s
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit

Critical Value

High Value Low Value