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NCLEX Lab Values

Lab Values per Saunder's 4th Edition NCLEX RN by Linda Anne Silvestri

Sodium 135-145 mEq/L
Potassium 3.5-5.1 mEq/L
Chloride 98-107 mEq/L
Bicarbonate (arterial) 22-26 mEq/L
aPTT, Activated partial thromboplastin time 20-26 seconds aPTT should be 1.5-2.5 times normal when receiving heparin therapy
PT (male) Prothrombin time 9.6-11.8 seconds (male adult)
PT (female) Prothrombin time 9.5-11.3 seconds (female adult)
INR, (Standard warfarin therapy) International normalized ratio 2.0-3.0 seconds, Standard warfarin therapy
INR, (High-dose warfarin therapy) International normalized ratio 3.0-4.5 seconds, High-dose warfarin therapy
Platelets 150,000-400,000 cells/mm3
Hemoglobin (male adult) 14-16.5 g/dL
Hemoglobin (non-pregnant female adult) 12-15 g/dL
Hematocrit (male adult) 42%-52%
Hematocrit (non-pregnant female adult) 35%-47%
RBC (male adult) 4.5-6.2 million/microL
RBC (non-pregnant female adult) 4.0-5.5 million/microL
Troponin I <0.6 ng/mL >1.5 ng/mL indicates myocardial infarction
Troponin T >0.1-0.2 ng/mL indicates myocardial infarction
Albumin 3.4-5.0 g/dL
Glucose (fasting blood glucose) 70-110 mg/dL
Creatinine (serum) 0.6-1.3 mg/dL
Blood, urea, nitrogen 8-25 mg/dL
Calcium 8.6-10.0 mg/dL
Magnesium 1.6-2.6 mg/dL
Phosphorus 2.7-4.5 mg/dL
WBC 4,500-11,000 cells/mm3
Urine Specific Gravity 1.016-1.022
Protein Total amount of albumin and globulins in plasma 6.0-8.0 g/dL
Alkaline phosphatase 4.5-13 King-Armstrong units/dL
Ammonia 35-65 mg/dL
Lithium, Therapeutic Levels 0.6-1.2 mEq/L
Serum Osmolality (Adults) 280 - 300 mOsm/kg water
Serum Osmolality formula based on sodium 2 x (Na+)
Serum Osmolality formula based on Glucose/BUN Glucose/18 + BUN/3
Anion Gap (applies to metabolic acidosis) simple formula (Na+) - [(Cl-) + (HCO3-)]
Anion Gap (normal value) 8 - 12 mEq/L
Hemoglobin (Newborn) 17 - 20 g/dL
Hematocrit (Newborn) 52% - 63%
Platelets (Newborn) 100,000 - 300,000 cells/microL
RBC (Newborn) 5.1 - 5.8 million/microL
WBC (Newborn) 10,000 - 30,000 cells/mm3
Hemoglobin (Pregnant female) 11.5 - 14 g/dL, < 10 indicates anemia
Hematocrit (Pregnant female) 32% - 42%
RBC (Pregnant female) 3.5 - 5.0 million/microL
WBC (Pregnant female) 5,000 - 15,000 cells/mm3
Platelets (Pregnant female) No significant change until 3 to 5 days after delivery, then a marked increase.
Ejection Fraction (EF) for adult heart 55%-65% of ventricular volume
Created by: getajob1st