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urinalysis

Table of Contents

Urinalysis

  • Abbreviated as UA

Abbreviations

  • pH = power of hydrogen, a measurement of acidity
  • WBC = white blood cell
  • RBC = red blood cell
  • Neg = negative
  • Pos = positive

Components

Reference ranges for each UA component may vary, use the ranges come with the lab result for official interpretation.

Dipstick

Component Range
pH 4.5 — 8.0
Specific gravity 1.002 — 1.030
Protein Neg — 4+
Glucose Neg — 4+
Ketone Neg — 4+
Bilirubin Neg — 3+
Blood Neg — 4+
Leukocyte esterase Neg — 4+
Nitrite Neg — 2+
Bacteria Neg — 4+

Microscopy

Component Range
WBC 0 — >100
RBC 0 — >100
Bacteria None
Normal flora
Gram-negative rods
Gram-negative cocci
Gram-positive rods
Gram-positive cocci
Yeast None
Present
Cast None
Hyaline
RBC
WBC
Granular
Waxy
Crystal None
Amorphous
Calcium oxalate
Cystine
Uric acid
Triple phosphate

(LITFL UA, Mayo UA, WebPath UA)

References

  • LITFL UA: Cadogan M. Dipstick urinalysis (webpage). Last updated 2019-04-20 and retrieved on 2020-04-23.
  • Mayo UA: Mayo Clinic. Urinalysis (webpage). Last updated 2019-10-23 and retrieved on 2020-04-23.
  • WebPath UA: Klatt EC. Urinalysis (webpage). Internet Pathology Laboratory for Medical Education, University of Utah. Retrieved on 2020-04-23.
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urinalysis.txt · Last modified: 2020-04-23 15:53 by TC Chen

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