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From ATI NCLEX RN review

Sodium (Na)

136-145 mEq/L

Calcium

9.0-10 mg/dL

Chloride

98-106 mEq/L

Bicarb HCO

21-28 mEq/L

Potassium

3.5-5.0 mg/L

Phosphorus PO4

3.0-4.5 mg/dL

Magnesium

1.3- 2.1 mEq/L

Stomach pH

1.5-2.5

Ammonia

15-110 mg/dL

Bilirubin

• Total 0-1.0
• Unconjugated (indirect) 0.2 -0.8mg/dL
• Conjugated (direct) 0.1 1.0 mg/dL

Cholesterol

• Total <200mg/dL
• LDL ("bad") <100
• HDL ("good) >40
• Triglycerides <150mg/dL

Liver enzymes

• ALT/SGPT 8-20 units/L
• AST/SGOT 5-40 units/L
• ALP 42-128 units/L
• Total protein 6-8 gm/dL

Pancreatic enzymes

• Amylase 56-90 IU/L
• Lipase 0-110 units/L
• Prothrombin time 0.8-1.2

Glucose

• Preprandial (fasting) 70-110 mg/dL
• Postprandial 70-140 mg/dL
• HbA1c (glycosylated hemoglobin) <6%

RBC

• Females 4.2-5.4 million/uL
• Males 4.7-6.1 million /uL

WBC

5000 -10,000

MCV

80-90mm3

MCH

27 -31 pg/cell

TIBC

250-460 mcg/dL

Iron

• Females 60-160 mcg/dL
• Males 80-180 mcg/dL

Platelets

150,000-450,000

Hemoglobin (Hgb)

• Females 12-16 g/dL
• Males 14-18 g/dL

Hematocrit (Hct)

• Females 37-47%
• Males 42-52%

Prothrombin Time (PT) (Coumadin)

11-14 seconds: therapeutic range 1.5-2x normal or control value

Partial thromboplastin Time (aPTT) (Heparin)

16-40 range; therapeutic range 1.5-2x normal or control value

INR

0.9 - 1.2 but 2 to 3 on Coumadin therapy (therapeutic)

D-dimer

• 0.43 - 2.33 mcg/mL
• 0 to 250 ng/mL

Fibrinogen levels

170 - 340mg/dL

Fibrin degradation products

< then 10 mcg/mL

Arterial Blood Gases (ABG)

pH 7.35 -7.45
Pa02 80-100 mm Hg
PaC02 35-45 mm Hg
HCO3 21 - 28 mEq/L
Sa O2 95-100%
Cl 98-106

Urine specific gravity

1.015-1.030

Urine pH

average 6.0; range 4.6-8.0

Urinalysis

Negative for glucose, RBC, WBC, Albumin, bacteria: <1000 colonies/ml

Glomerular filtration rate (GFR)

90-120 ml/min

BUN

10-20 mg/dL

Creatinine

males 0.6 - 1.2 mg/dL; female 0.5-1.1

Creatinine phosphokinase MB (CK-MB)

normal 30-170 units/L
*increase 4-6 hrs after MI and remains elevated 24-72hrs

troponin

normal <0.2 ng/dL *gold standard for MI

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