Lab Values Flashcards
Hematocrit normal level
Male: 42-52%
Female: 37-47%
Hemoglobin normal level
Male: 14-18 g/dl
Female: 12-16 g/dl
RBC normal count
Male: 4.7-6.1 u/L
Female: 4.2-5.4 u/L
Reticulocyte normal count
1-2% of RBC count
Neutrophils - segmented normal level
55-75%
Neutrophils - bands normal level
0-5%
Monocytes normal level
2-8%
Lymphocytes normal level
20-40%
Eosinophils normal level
1-4%
Basophils normal level
0.5-1%
Left shift
In the presence of an infection the number of immature neutrophils (bands) will increase
Platelet count normal level
150,000-400,000 mm^3
Platelet count critical values
1 million
Blood urea nitrogen normal level
10-20 mg/dl
Creatinine normal level
Male: 0.5-1.2 mg/dl
Female: 0.5-1.1 mg/dl
Sodium normal level
136-145 mEq/L
Potassium normal level
3.5-5.0 mEq/L
Chloride normal level
98-106 mEq/L
CO2/HCO3 normal level
35-45 mEq/L
21-28 mEq/L
Magnesium normal level
1.3-2.1 mEq/L
Calcium normal level
9-10.5 mg/dL
Phosphorus normal level
3.0-4.5 mg/dL
Renal function
BUN, Creatinine
Cellular function
Na, K, Cl, Ca, Mg, P
Enzymatic function
Mg, P
Glucose metabolism
Fasting BG and random BG
Increased BUN
Dehydration, GI bleeding
Decreased BUN
Over hydration, malnutrition, severe hepatic damage
Increased Creatinine
Kidney impairment
Decreased Creatinine
Decreased muscle mass
Increased sodium
Dehydration, kidney disease, hypercortisolism
Decreased sodium
Fluid overload, liver disease, adrenal insufficiency
Increased potassium
Dehydration, kidney disease, acidosis, adrenal insufficiency, crush injuries
Decreased potassium
Fluid overload, diuretic therapy, alkalosis, insulin administration, hyperaldosteronism
Increased chloride
Metabolic acidosis, respiratory alkalosis, hypercortisolism
Decreased chloride
Fluid overload, excessive vomiting/diarrhea, adrenal insufficiency, diuretic therapy
Increased magnesium
Kidney disease, hypothyroidism, adrenal insufficiency
Decreased magnesium
Malnutrition, alcoholism, ketoacidosis
Increased calcium
Hyperthyroidism, hyperparathyroidism
Decreased calcium
Vitamin D deficiency, hypothyroidism, hypoparathyroidism, kidney disease, excessive intake of phosphorus containing foods
Increased phosphorus
Kidney disease, hypoparathyroidism, acidosis, hypcalcemia
Decreased phosphorus
Chronic acid intake, hyperparathyroidism, hypercalcemia, vitamin D deficiency, alcoholism, malnutrition
A1C normal level: non-diabetic
3.9-5.2%
A1C good level: diabetic
6.9-
A1C fair level: diabetic
8-9%
A1C uncontrolled level: diabetic
> 9%
TSH normal level
2-10 mU/L
T3 normal level
72-205 mg/dL (20-50 years)
40-180 mg/dL (>50 years)
T4 normal level
Male: 4-12 mcg/dL
Female: 5-12 mcg/dL
Free T4
0.8-2.8 mg/dL
Hypothyroidism: Signs & Symptoms
Increased TSH
Decreased T3 and T4
Fatigue, delayed reflexes, irregular menstrual cycle, cold intolerance, hair loss, CHF, hypothermia
Hyperthyroidism: Signs and Symptoms
Decreased TSH
Increased T3 and T4
Hyperthermia, heat intolerance, acute, involuntary weight loss, exopthalmus, CHF
Total protein normal level
6.4-8.3 g/dL
Albumin normal level
3.5-5.0 g/dL
