Critical Values
Critical Values
Haematology
| Test | Less Than | More Than |
|---|---|---|
| Haemoglobin | 7 g/dl | 20 g/dl |
| Hematocrit (Packed Cell Volume) | 20 vol% | 60 vol% |
| WBC | 2000 | 30000 |
| Platelet Count | 20,000 | 10,00,000 |
| Prothrombin Time | None | 30 seconds or INR more than 3 |
| Activated Partial Thromboplastin Time | None | 100 seconds |
Biochemistry
| Test | Less Than | More Than |
|---|---|---|
| Ammonia | None | 40 |
| Amylase | None | 200 |
| Arterial pCo2 | 20 | 75 |
| Arterial pH | 7.1 | 7.59 |
| Arterial pO2(adult) | 40 | None |
| Arterial pO2(Newborn) | 37 | 92 |
| Bicarbonate | 10 | 40 |
| Bilirubin,Total(Less than 3months of age) | None | 20 |
| Calcium | 6.0 | 14 |
| Carbon dioxide | 11 | 40 |
| Chloride | 80 | 115 |
| Creatine Kinase | None | 500 |
| CK-MB | None | 16 |
| Creatinine | None | 5.0 |
| Glucose | 45 | 500 |
| Glucose (Newborn) | 30 | 300 |
| Magnecium | 1.0 | 4.7 |
| Phosphorus | 1.1 | None |
| Potassium | 2.8 | 6.2 |
| Potassium (Newborn) | 2.5 | 8.0 |
| Sodium | 120 | 160 |
| Troponin T | None | 30 |
| Urea | 4 | 171 |
