|
|
FALSE +
|
FALSE -
|
|
Glucose
|
- oxidizing cleansers (bleach)
|
- ascorbic acid in the urine > 50 mg/dL
- elevated specific gravity
|
|
Bilirubin
|
- drugs that color urine red
- iodine metabolites
|
- ascorbic acid in the urine of > 25 mg/dL
- elevated nitrite
- prolonged storage and exposure to direct sunlight
|
|
Leukocyte Esterase
|
- abnormal urine color (red)
- preservatives
- contamination due to vaginal discharge
|
- tetracycline, cephalexin, oxalic acid
- elevated glucose
- elevated specific gravity
- large protein
|
|
Nitrite
|
|
- ascorbic acid in the urine > 25 mg/dL
- shorten bladder incubation
- absence of dietary nitrates
|
|
Protein
|
- pH > 9.0
- disinfectants
- phenazopyridine
- blood subsitute infusion
|
- protein other than albumin
|
|
Ketones
|
- levodopa metabolites
- pigmented urines (red/orange)
- sulfhydryl/mesna compounds
|
|
|
Blood
|
- oxidizing cleansers (bleach)
- microbial peroxidase
- proteinuria (> 500 mg/dl)
|
- high specific gravity
- Capoten
|
|
Urobilinogen
|
|
- formalin preservatives
- prolonged storage and exposure to direct sunlight
|
|
Specific Gravity
|
- elevated protein
- Ketoacidosis
|
- elevated pH
- elevated glucose
|
