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lab values
| Question | Answer |
|---|---|
| BUN | 10-20 (low → possible overhydration, high → dehydration/kidney dysfunction) |
| Creatinine (Cr) | 0.6-1.2 (kidneys) |
| Potassium (K+) | 3.5-5 (high-arrhythmias, low-dyrhythmias) |
| Sodium (Na+) | 135-145 (low-hyponatremia, high-hypernatremia-dehydration) |
| WBC | 4,000-10,000 (low-infection risk, high-infection, stress, inflammation) |
| RBC | 4.5-5.5 (low-poor healing, high-clot risk) |
| Hemoglobin (Hgb) | F 12-15%, M 14-16.5% (low → anemia, high → polycythemia/dehydration) |
| Hematocrit (Hct) | F 37-47%, M 40-45% (low → anemia/bleeding, high → dehydration/polycythemia) |
| Platelets | 130,000-400,000 (low → thrombocytopenia → bleeding risk, high → thrombocytosis → clot risk) |
| INR (for people not on blood thinners) | 1 sec (low → clot risk, high → bleeding risk) |
| Therapeutic INR (for people on warfarin) | 2-3 sec (low → clot risk, high → bleeding risk) |
| Glucose | 70-100 (low → hypoglycemia, high → hyperglycemia → poor wound healing/infection risk) |
| Chloride (Cl-) | 95-105 (low → metabolic alkalosis, high → metabolic acidosis/dehydration) |