Medical-Surgical Nursing, 10th Ed., Lewis, Dirksen, Heitkemper & Bucher | Practical Nurse (LPN) School Study Aid
Bilirubin Lab Value
- 0.2-1.2 mg/dL
- Increased Bilirubin Causes Jaundice
Cardiac Enzyme Evaluation: Creatine Kinase CK-MB
- Skeletal or Cardiac Muscle Injury
- Onset: 4-8 Hours
- Peak: 12-24 Hours
- Return to Normal: 2-3 Days
Cholesterol Lab Values
- LDL (Low Density Cholesterol)
- < 100 mg/dL
- HDL (High Density Cholesterol)
- > 40 mg/dL Males
- > 50 mg/dL Females
- Total Cholesterol
- < 200 mg/dL
pH - Blood and Urine Lab Value
- Blood
- 7.35 - 7.45
- Urine
- 4.0 - 8.0
Creatinine Lab Values
- Measures Renal Function
- 0.6 - 1.3 mg/dL
Phosphate (PO43-) Lab Value
Magnesium (Mg2+) Lab Value
Vitamin A (Retinol)
- Maintains Mucous Membranes
- Eyes and Skin
- Dietary Deficiency
- Skin Disorders
- Hepatosplenomegaly
- Jaundice
- Increased ICP
- Vomiting
- Teratogen
- Animal Food Products
- Dark Green and Orange Fruits/Vegetables
Troponin Lab Values
- Troponin T (cTnT)
- < 0.1 ng/mL Normal
- Troponin I (cTnI)
- < 0.5 ng/mL Normal
- > 2.3 ng/mL Myocardial Injury
Cobalamin (Vitamin B12)
- Vitamin B12
- Vitamin Deficiency
- Pernicious Anemia
- Hypokalemia
- Arthralgia
- Dizziness
- IM Injection for Pernicious Anemia
- Never Give IV
Cardiac Enzyme Evaluation: Troponin
- Cardiac Muscle Injury
- Detection in Blood: 4 Hours
- Peak: 24 - 36 Hours
- Return to Normal: 5 - 14 Days
- Most Specific for Cardiac Muscle
- Treat Aggressively
Vitamin C (Ascorbic Acid)
- Antioxidant
- Collagen Formation
- Steroid Synthesis
- Dietary Deficiency
- Scurvy
- GI Distress
- Citrus Fruits
- May Improve Healing
WBC Differential Lab Value
- White Blood Cells (WBC)
- 5-10 (5,000-10,000)
- Neutrophils (50%-70%)
- Bands (2%-5%)
- Segs (50%-70%)
- Lymphocytes (20%-40%)
- Monocytes (4%-8%)
- Eosinophils (2%-4%)
- Basophils (0.5%-1.5%)
Red Blood Cell Count (RBC) Lab Values
- Women: 3.5-5.5 million cells/ MuL
- Men: 4.3-5.9 million cells/ MuL
Hemoglobin (Hgb) Lab Values
- Men: 13 - 17 g/dL
- Women: 12 - 16 g/dL
Hematocrit (Hct) Lab Values
- Women: 36% - 46%
- Men: 41% - 53%