Haematology Critical Ranges

From Taranaki Lab Manual
Revision as of 15:30, 4 March 2026 by Craig Mabbett (Mabbett1) (talk | contribs) (new critical limits)
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Haemoglobin           Inpatients                  < 70 g/L

Haemoglobin GP/OPD < 80 g/L and > 200 g/L


Neutrophils               Inpatients                    < 0.5 x 109/L    

Neutrophils GP/OPD < 0.5 x109/L and >20 x109/L


Platelets           Pregnant                          < 80 x 109/L

Platelets     Inpatients < 80 x 109/L

Platelets GP/OPD < 30 x109/L and >1000 x109/L


INR (on Warfarin)                            ≥ 5.0

APTT (on Heparin)                           ≥ 105 seconds


APTT (on Dabigatran)                     ≥ 80 seconds

Fibrinogen                                          ≤ 1.0 g/L

Malaria Antigen/PCR                     Positive