Haematology Critical Ranges
Jump to navigation
Jump to search
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 | less than 500
(email/fax only) |
Age
≤ 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 November 2023