Macroscopic Examination: pH Flashcards
Normal pH
4.5-8.0
First morning urine pH
Slightly alkaline
5.0-6.0
After meal pH
Alkaline
Acidic Urine
Emphysema
Diabetes Mellitus
Starvation
Dehydration
Diarrhea
Presence-Acid prod. Bacteria (E.coli)
High Protein Diet
Cranberry Juice
Medications
Alkaline Urine
Hyperventilation
Vomiting
Renal Tubular Acidosis
Presence of urease-producing bacteria
Vegetarian Diet
Old Specimens
pH Reagent Strip Principle
Double Indicator System
Reagent Strip:
Indicator
MR. BB
Methyl Red (Acidicity)
Bromthymol Blue (Alkalinity)
Reagent Strip:
Source of Error (pH)
Runover from adjacent pads
Old Specimens
Reagent Strip:
Remedy for Runover from adjacent pads (protein:acidic)
Blot HORIZONTALLY
Reagent Strip:
pH correlations
Leukocyte
Nitrite Microscopic