Haematology Critical Ranges: Difference between revisions

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m (D Dimer, removed lower limit - based on age now.)
 
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|-
|-
|WBC  
|WBC  
|x 109/L
|x 10<sup>9</sup>/L
|N/A
|N/A
|50
|50
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|-
|-
|Platelets
|Platelets
|x 109/L
|x 10<sup>9</sup>/L
|50
|50
|1000
|1000
|-
|-
|Neutrophils
|Neutrophils
|x 109/L
|x 10<sup>9</sup>/L
|0.5
|0.5
|30
|30
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|-
|-
|WBC  
|WBC  
|x 109/L
|x 10<sup>9</sup>/L
|2.0
|2.0
|50
|50
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|-
|-
|Platelets
|Platelets
|x 109/L
|x 10<sup>9</sup>/L
|90
|90
|1000
|1000
|-
|-
|Neutrophils
|Neutrophils
|x 109/L
|x 10<sup>9</sup>/L
|0.5
|0.5
|25
|25
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|D-Dimers
|D-Dimers
|μg/L
|μg/L
|less than 500 (email only)*
|
|500 (email and phone)*
|Age                      Cut-off 
''≤ 50                     500 ug/L''
 
''51-60                   600 ug/L''
 
''61-70                   700 ug/L''
 
''71-80                   800 ug/L''
 
''>80                      900 ug/L''
|-
|-
|Malaria
|Malaria
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|}
|}
<nowiki>*</nowiki>Also known as Panic Ranges
<nowiki>*</nowiki>Also known as Panic Ranges
Reviewed August 2025

Latest revision as of 02:50, 7 November 2025

Hospital patients critical ranges (includes out-patients)

Test Reporting units Lower limit Upper limit
WBC x 109/L N/A 50
Hb g/L 70
Platelets x 109/L 50 1000
Neutrophils x 109/L 0.5 30
INR 2.0 (if not on anticoagulants)
5.0 (if on warfarin and fax results to pharmacy)
APTT secs 50 (if not on anticoagulants)
150 (if on heparin)
Fibrinogen g/L 1.0

Community patients critical ranges

Test Reporting units Lower limit Upper limit
WBC x 109/L 2.0 50
Hb g/L 80
Platelets x 109/L 90 1000
Neutrophils x 109/L 0.5 25
INR 5.0
Fibrinogen g/L 1.0
D-Dimers μg/L Age Cut-off

≤ 50                     500 ug/L

51-60                   600 ug/L

61-70                   700 ug/L

71-80                   800 ug/L

>80                      900 ug/L

Malaria All malaria results to be phoned and faxed

*Also known as Panic Ranges

Reviewed August 2025