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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

     Canine Feline  Bovine  Equine 
 Hematology          
 WBC 103/uL  6.0 - 17.0 5.5 - 19.5 4.0 - 12.0 5.0 - 11.0
    Band neutrophils (103/uL) 0.0 - 0.3 0.0 - 0.3 0.00 - 0.12 0.0 - 0.2
    Segmented neutrophils   3.0 - 11.4 2.5 - 12.5 0.6 - 4.0 2.1 - 6.7
    Lymphocytes   1.0 - 4.8 1.5 - 7.0 2.5 - 7.5 1.3 - 4.5
    Monocytes   0.15 - 1.35 0.0 - 0.85 0.03 - 0.85 0.0 - 0.5
    Eosinophils   0.1 - 0.75    0.0 - 0.75 0.0 - 2.4 0.0 - 0.5
    Basophils   0.0 - 0.1 0.0 - 0.1 0.0 - 0.2 0.0 - 0.2
 RBC 1 x 106 uL 5.5 - 8.5 5 - 10 5 - 10 7 - 11
 Hb g/dL 12-18 (8-12)* 10-15 (8-11)* 8-15 11.5-16.0
 Hct % 37-55 (25-37)* 30-45 (24-34)* 24 - 46 34 - 45
 MCV fL 60 - 77 39 - 55  40 - 60  36 - 49 
 MCH pg 19.5 - 30 12.5 - 17.5 11 - 17 12.7 - 17.5
 MCHC g/dL 32 - 36 30 - 36 30 - 36  34 - 36
 Platelets 1 x 103 /ul 200 - 500 300 - 800 100 - 800 130 - 300
 Plasma Protein g/dL 5.3 - 7.2 6.3 - 8.2 6.9 - 7.7 6.0 - 8.2
 Fibrinogen mg/dL 100 - 400 100 - 400 100 - 500 100 - 400
 Serum Chemistries          
 Na mEq/L 141 - 151 152 - 159 132 - 152 137 - 145
 K mEq/L 3.9 - 5.3 3.8 - 5.4 3.9 - 5.8 2.6 - 4.5
 Cl mEq/L 112 - 121
118 - 126 100 - 115 102 - 114
TCO2 mEq/L 19 - 26 15 - 23 21 - 31 24.5 - 33.5
 Anion Gap mEq/L 8 - 17
13 -  22
14 - 21 7 - 14
 Ca mg/dL 9.7 - 11.3 8.5 - 11.2 8.0 - 11.4 10.6 - 12.8
 iCa mg/dL 5.0 - 5.8 4.0 - 5.6   6.32 - 7.60
 Phos mg/dL 3.2 - 6.0 3.0  - 6.9
5.6 - 8.0 2.6 - 5.0
 Mg mg/dL 1.70 - 2.50 1.97 - 2.50
1.82 - 3.53 1.43 - 2.68
 BUN mg/dL 10 - 30 15 - 29
10 - 25 14 - 21
 Creat mg/dL 0.5 - 1.5 0.8 - 2.1
0.1 - 1.8 1.0 - 2.1
 Glucose mg/dL 68 - 115 70 - 120 40 - 100 80 - 113
 Total Protein g/dL 5.2 - 7.1 6.1 - 8.0 6.7 - 7.5 5.8 - 8.0
 Albumin g/dL 2.7 - 4.0 2.8 - 4.0
2.5 - 3.8 3.3 - 4.6
 Bilirubin - Total mg/dL 0.10 - 0.60 0.10 - 0.50 0.00 - 1.60 0.70 - 2.40
 Alk Phos IU/L 20 - 150
25 - 70
25 - 250 50 - 220
 ALT/SGPT IU/L 24 - 90
20 - 120 n/a n/a
 AST/SGOT IU/L 5 - 50
20 - 60
55 - 125  100 - 465
 CK IU/L 55 - 200 50 - 450 1 - 350 100 - 575
 GGT IU/L 5 - 16
1 -10 1 - 50  7 - 26
 LDH IU/L 50 - 520 60 - 490 280 - 410  150 - 425
 SDH U/L 0 - 8 0 - 8 0 - 50 0 - 6
 Cholesterol mg/dL 132 - 300
75 - 260 78 - 120 77 - 125
 Triglyceride mg/dL 24- 115 21 - 120 25 - 120  n/a

 Lipase

U/L 100 - 700 0 - 175    
 Bile Acids          
 Bile Acids - 12 hr fasting   1 - 20 1 - 13 n/a  n/a 
 Bile Acids - 2 hr pp   1 - 30 1 - 25 1 - 30 1 - 15
 Blood Gas Analysis (arterial)          
 pH   7.31 - 7.42 7.24 - 7.40 7.35 - 7.50  7.32 - 7.44 
 pCO2 mmHg 29 - 42 29 - 42 35 - 44 38 - 46 
 pO2 mmHg 85 - 95 85 - 95 85 - 95 85 - 95
 HCO3 mEq/L 17 - 24 17 - 24 20 - 30  24 - 30 
 Serum Osmolality mOsm/kg 280 - 305 280 - 305 270 - 300 270 - 300
Coagulation          
 PT sec 5.4 - 11.9 5.4 - 11.9 23.8 - 27.0 23.8 - 32.4
 PTT sec 8.9 - 18.7 8.9 - 18.7 39.2 - 57.0  30 - 50
 Endocrine          
 Cortisol          

 - resting

ug/dL 1.0 - 5.0 1.0 - 5.0    
 - post ACTH   5.5 - 2.0 4.5 - 15.0    
 - post Dex   see report see report    
 T4 ug/dL 1.0 - 3.0 1.0 - 4.0   0.9 - 2.8