Reference Intervals

Reference Intervals were established at Iowa State University's Clinical Pathology Laboratory.

Reference Intervals from Clinical Pathology Laboratory February 2011
- Department of Veterinary Pathology, Iowa State University

Pathology Typesort descending Test Unit Canine Feline Bovine Equine Porcine
Bile Acids Bile Acids - 12 hr fasting

umol/L

1 - 20 1 - 13 n/a n/a n/a
Bile Acids Bile Acids - 2 hr pp

umol/L

1 - 30 1 - 25 1 - 30 1 - 15 n/a
Blood Gas Analysis (arterial) pH 7.31-7.42 7.24-7.40 7.35-7.50 7.32-7.44 n/a
Blood Gas Analysis (arterial) pCO2

mmHg

29 - 42 29 - 42 35 - 44 38 - 46 n/a
Blood Gas Analysis (arterial) pO2

mmHg

85 - 95 85 - 95 85 - 95 85 - 95 n/a
Blood Gas Analysis (arterial) HCO3

mEq/L

17 - 24 17 - 24 20 - 30 24 - 30 n/a
Blood Gas Analysis (arterial) Serum Osmolality

mOsm/kg

280 - 305 280 - 305 270 - 300 270 - 300 n/a
Chemistry Phos

mg/dl

3.2 - 6.0 3.0 - 6.9 3.8 - 7.9 2.6 - 5.0 4.5 - 9.0
Chemistry Mg

mg/dl

1.70-2.50 1.97-2.50 2.10-2.90 1.43-2.68 1.82-3.65
Chemistry BUN

mg/dl

10 - 30 15 - 29 7 - 32 14 - 21 6 - 30
Chemistry Creat

mg/dl

0.5 - 1.5 0.8 - 2.1 0.1 - 1.9 1.0 - 2.1 0.5 - 2.7
Chemistry Glucose

mg/dl

68 - 115 70 - 120 40 - 100 80 - 113 65 - 150
Chemistry Total Protein

g/dl

5.2 - 7.1 6.1 - 8.0 6.7 - 8.7 5.8 - 8.0 7.0 - 8.9
Chemistry Albumin

g/dl

2.7 - 4.0 2.8 - 4.0 3.2 - 3.9 2.5 - 3.9 3.0 - 4.5
Chemistry Bilirubin - Total

mg/dl

0.10-0.60 0.10-0.50 0.00-0.18 0.70-2.40 0.0-1.0
Chemistry Alk Phos

IU/L

20 - 150 25 - 70 29 - 136 50 - 220 25 - 130
Chemistry ALT/SGPT

IU/L

24 - 90 20 - 120 n/a n/a n/a
Chemistry AST/SGOT

IU/L

5 - 50 20 - 60 68 - 156 100 - 465 10 - 300
Chemistry CK

IU/L

55 - 200 50 - 450 1 - 350 100 - 575 100 - 2500
Chemistry GGT

IU/L

5 - 16 1 -10 1 - 50 7 - 26 10 - 100
Chemistry LDH

IU/L

50 - 520 60 - 490 280 - 410 150 - 425 n/a
Chemistry SDH

IU/L

0 - 8 0 - 8 0 - 50 0 - 6 n/a
Chemistry Cholesterol

mg/dl

132 - 300 75 - 260 78 - 120 77 - 125 n/a
Chemistry Triglyceride

mg/dl

24- 115 21 - 120 25 - 120 n/a n/a
Chemistry Lipase

IU/L

100 - 700 0 - 175 n/a n/a n/a
Chemistry Na

mEq/L

141 - 151 152 - 159 133 - 147 137 - 145 135 - 150
Chemistry K

mEq/L

3.9 - 5.3 3.8 - 5.4 3.7 - 5.3 2.6 - 4.5 4.0 - 7.0
Chemistry Cl

mEq/L

112 - 121 118 - 126 94 - 109 102 - 114 95 - 110
Chemistry TCO2

mEq/L

19 - 26 15 - 23 21 - 31 24.5-33.5 n/a
Chemistry Anion Gap

mEq/L

8 - 17 13 - 22 14 - 21 7 - 14 n/a
Chemistry Ca

mg/dl

9.7-11.3 8.5-11.2 8.2-10.1 10.6-12.8 8.0-12.0
Chemistry iCa

mg/dl

5.0 - 5.8 4.0 - 5.6 6.32-7.60 n/a
Chemistry-Special Cortisol- resting

ug/dl

1.0 - 5.0 1.0 - 5.0
Chemistry-Special Cortisol- post ACTH 5.5-2.0 4.5-15.0
Chemistry-Special Cortisol- post Dex see report see report
Chemistry-Special T4

ug/dl

1.0 - 3.0 1.0 - 4.0 0.9 - 2.8
Coagulation PT

sec

5.4-11.9 5.4-11.9 23.8-27.0 23.8-32.4 17.7-21.3
Coagulation PTT

sec

8.9-18.7 8.9-18.7 39.2-57.0 30-50 21.8-35.4
Coagulation D-Dimer

ng/ml; units and RIs differ by assays

0 - 400 0 - 400 NA 0 - 450
Hematology WBC

x103/ul

6.0-17.0 5.5-19.5 4.0-12.0 5.0-11.0 (9.62-25.2)**; (11.35-28.9)***
Hematology Band neutrophils

x103/ul

0.0 - 0.3 0.0 - 0.3 0.00-0.12 0.0 - 0.2
Hematology Segmented neutrophils

x103/ul

3.0-11.4 2.5-12.5 0.6-4.0 2.1-6.7 (2.35-11.9)** (2.00-10.4)***
Hematology Lymphocytes

x103/ul

1.0 - 4.8 1.5 - 7.0 2.5 - 7.5 1.3 - 4.5 (4.02 - 12.50)**; (5.30 - 17.9)***
Hematology Monocytes

x103/ul

0.15-1.35 0.0-0.85 0.03-0.85 0.0-0.5 (0.05-2.30)** : (0.0-3.7)***
Hematology Eosinophils

x103/ul

0.1-0.75 0.0-0.75 0.0-2.4 0.0-0.5 (0.0-0.5)**; (0.0-1.3)***
Hematology Basophils

x103/ul

0.0 - 0.1 0.0 - 0.1 0.0 - 0.2 0.0 - 0.2 (0.0-1.6)**, (0.0-0.4)***
Hematology RBC

x106/ul

5.5 - 8.5 5 - 10 5 - 10 7 - 11 (4.87 - 7.88)** : (5.88 - 8.19)***
Hematology Hb

g/dl

12-18 (8-12)* 10-15 (8-11)* 8-15 11.5-16.0 (8.08 - 11.9)**; (11.2 - 14.7)***
Hematology Hct

%

37-55 (25-37)* 30-45 (24-34)* 24 - 46 34 - 45 (28.22 - 39.8)**; (32.3 - 42.6)***
Hematology MCV

fL

60 - 77 39 - 55 40 - 60 36 - 49 (43.4 - 64.5)**; (47.5 - 59.2)***
Hematology MCH

pg

19.5-30 12.5-17.5 11-17 12.7-17.5 (12.4 - 19.3)**; (16.3 - 20.6)***
Hematology MCHC

g/dl

32 - 36 30 - 36 30 - 36 34 - 36 (27.39 - 31.4)**; (33.3 - 35.8)***
Hematology Platelets

x103/ul

200 - 500 300 - 800 300 - 800 130 - 300 (374.3-1080.8)**; (118.9-522.9)***
Hematology Plasma Protein

g/dl

5.3 - 7.2 6.3 - 8.2 6.9 - 7.7 6.0 - 8.2
Hematology Fibrinogen

mg/dl

100 - 400 100 - 400 100 - 500 100 - 400 100 - 500