Lab Reference Ranges Flashcards
Vitamin B12, serum
200 to 800 pg/mL; 147.5 to 590 pmol/L (SI)
568-1252 pg/ml
Folate, serum
1.8 to 9 ng/mL; 4.1 to 20.4 nmol/L (SI)
2-20 ng/ml (3-13?)
Mean Corpuscular Volume (MCV)
MCV 80-96
Hct
Normal Hct
Males: 42-48% (41-50%)
Females: 36-44% (36-48%)
Hgb
Males: 14-16 g/dL (14-17.5)
Females: 12-14 g/dL (12-15)
RBC
Males: 4.7-6.1 million/mcl
Females: 4.2-5.4 million/mc
Reticulocytes
0.5-1.5% (0.5-2%)
Platelets
150,000-450,000/mL
WBC
4000-11000/mL
Monocytes
100-500/mm3
3-7% of WBCs
Lymphocytes
1500-4000/mm3
30-45% of WBCs
Absolute Neutrophil Count
2000 to 8250/mm3
Segs 50-70% of WBCs
Bands 0-5% of WBCs
Basophils
15-50/mm3
0-1% of WBCs
Eosinophils
0-500/mm3
0-3% of WBCs
Mean Corpuscular Hgb Concentration (MCHC)
33 to 36 g/dL; 330 to 370 g/L (SI)
Mean Corpuscular Hgb (MCH)
28 to 32 pg/cell; 28 to 32 pg/cell (SI)
Aminotransferase alanine (ALT, SGPT), serum
10 to 40 units/L
Adults 5-35 IU/L
Infant 10-70 IU/L
Slightly higher in elderly
Aminotransferase aspartate (AST, SGOT), serum
10 to 40 units/L
Male: 10 to 40 units/L
Female: 9 to 32 units/L
Alkaline phosphatase (ALP), serum
30 to 120 units/L
Male: 45 to 115 units/L
Female: 30 to 100 units/L
Adults 30-85 ImU/ml <2yo 85-235 ImU/ml 2-8yo 54-210 ImU/ml 9-15 60-300 ImU/ml 6-12yo 30-200 ImU/ml
AST:ALT
0.8 to <1
Gamma-glutamyl transpeptidase (GGT), serum
Female: 8 to 40 units/L; 8 to 40 units/L (SI); 5-36
Male: 9 to 50 units/L; 9 to 50 units/L (SI); 8-61
BIlirubin, total, serum
0.0 to 1.0 mg/dL (0 to 17 micromol/L)
Bilirubin, direct, serum
0.0 to 0.4 mg/dL (0 to 7 micromol/L)
Albumin, serum
3.5 to 5.5 g/dL (35 to 55 g/L)
Leucine aminopeptidase (LAP), serum
Males 80-200 U/ml
Females 75-185 U/ml
Urine 2-18 U in 24hrs
Cholesterol <19yo
TC <170
Non-HDL <120
LDL <100
HDL >45
Cholesterol, >19yo, males
TC 125-200
Non-HDL <130
LDL <100
HDL >40
Cholesterol, >19yo, females
TC 125-200
Non-HDL <130
LDL <100
HDL >50
RBC Distribution Width (RDW)
11-15%
Ferritin, serum
22-322 ng/ml
Female: 24 to 307 ng/mL; 54 to 690 pmol/L (SI)
Male: 24 to 336 ng/mL; 54 to 755 pmol/L (SI)
Iron (Fe), serum
50 to 150 microg/dL; 9 to 27 micromol/L (SI)
Total Iron Binding Capacity (TIBC), serum
250 to 310 microg/dL; 44.8 to 55.5 micromol/L (SI)
Transferrin, serum
200 to 400 mg/dL; 26 to 50 micromol/L (SI)
Transferin saturation
20 to 50 percent
Triglycerides, serum (fasting)
Optimal: <100 mg/dL; <1.1 mmol/L (SI)
Normal: <150 mg/dL; <1.7 mmol/L (SI)
Borderline-high: 150 to 199 mg/dL; 1.7 to 2.2 mmol/L (SI)
High: 200 to 499 mg/dL; 2.3 to 5.6 mmol/L (SI)
Very high: >499 mg/dL; >5.6 mmol/L (SI)
A1C (hemoglobin A1C, glycohemoglobin)
4 to 5.6 percent; 20.2 to 37.7 mmol/mol (SI)
Thyroid stimulating hormone (TSH), serum
0.5 to 4 microunits/mL; 0.5 to 4 milliunits/L (SI)
Thyroxine (T4), serum
Total: 5 to 12 microg/dL; 64.4 to 154.4 nmol/L (SI)
Free: 0.8 to 1.8 ng/dL; 10.3 to 23.2 pmol/L (SI)
Triiodothyronine (T3), serum
Total: 80 to 180 ng/dL; 1.2 to 2.8 nmol/L (SI)
Reverse: 20 to 40 ng/dL
Free: 2.3 to 4.2 pg/mL; 3.5 to 6.5 pmol/L (SI)