Reference ranges for urine tests are described below:
Measurement
Lower limit
Upper limit
Unit
Urinary specific gravity
1.003 [1][2]
1.030[1][2]
g/mL
Urobilinogen
0.2[2]
1.0 [2]
Ehrlich units or mg/dL
Free catecholamines, dopamine
90 [3]
420 [3]
μg/d
Red blood cells (RBCs)
0[4][2]
2[2] - 3[4]
per High Power Field (HPF)
RBC casts
n/a
0 / negative[2]
White blood cells (WBCs)
0[2]
2[2]
pH
5[2]
7[2]
(unitless)
Protein
0
trace amounts[2]
Glucose
n/a
0 / negative[2]
Ketones
n/a
0 / negative[2]
Bilirubin
n/a
0 / negative[2]
Blood
n/a
0 / negative[2]
Nitrite
n/a
0 / negative[2]
Leukocytes
n/a
0 / negative[2]
^ abSimerville JA, Maxted WC, Pahira JJ (March 2005). "Urinalysis: a comprehensive review". American Family Physician. 71 (6): 1153–62. PMID 15791892.
^ abcdefghijklmnopqrNormal Reference Range Table from The University of Texas Southwestern Medical Center at Dallas. Used in Interactive Case Study Companion to Pathologic basis of disease.
^ ab"University of Colorado Laboratory Reference Ranges". Retrieved 2008-10-21.
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