Baby - CM Flashcards
Moderate Bacteria
10-50 HPF
Many mucus seen
> 10 LPF
RBCs, WBCs
Average number per 10 HPF
Casts
Average number per LPF
Squamous epithelial cells
Rare, few, moderate or many per LPF
Transitional epithelial cells
Rare, few moderate or many per HPF
RTE cells
Average number per 10 HPF
Oval fat bodies
Average number per HPF
Bacteria, yeast
Rare, few, moderate or many per HPF, presence of WBC’s may be required
Trichomonas
Rare, few, moderate or many per HPF
Spermatozoa
Present, based on laboratory protocol
Mucus
Rare, few moderate or many per LPF
Normal crystals
Rare, few moderate or many per HPF
Abnormal cyrstals
Average and reported per LPF
Serious hazard degree
3
Turn around time (TAT)
Time from ordering a test through analysis in the lab to the charting of the report
Chain of custody (chain of evidence)
Step by step documentation of handling and testing of legal specimens. It begins with patient identification and continues until testing is completed and results reported
Drug testing, COC
30 to 45 mL urine (60 mL container capacity)
32.5 to 37.7°C temperature
Routine urinalysis
10 to 15 mL urine, ave. 12 mL
50 mL container capacity
Glucose reabsorption
Proximal convoluted tubules
Normally, 60% to 75% of filtered Na+
Reabsorbed in PCT
Active transport of sodium
PCT and DCT
Passive transport of sodium
Ascending loop of Henle
Impermeable to water
Ascending loop of Henle
Highly permeable to water but poorly permeable to solutes
Descending loop of Henle
Urine color
Good light source, looking down through the container against a white background
Urine clarity
Visually examining the mixed specimen while holding it in front of a light source, clear container
Carotene
Yellow urine, orange CSF
Red-brown urine, children
Fuchsin (candy, food)
Brown or black urine on standing but negative chemical test for blood
Melanin (melanoma) Homogentisic acid (alkaptonuria)
Print blurred through urine
Cloudy
Calibration of refractometer, 5% NaCl
1.022 ± 0.001
Calibration of refractometer, 9% sucrose
1.034 ± 0.001
Cabbage odor urine
Methionine malabsorption
Bence Jones protein coagulates at
40-60°C
Bence Jones protein dissolves at
100°C
Significant value of AER (Albumin excretion rate)
20-200 ug/min
Principle of Micral test
EIA
11th pad in the reagent strip
Vitamin C, ascorbic acid
Differentiates hemoglobin from myoglobin
Blondheim’s test
Ammonium sulfate ppt. hemoglobin
Nomarski microscope
Interference contrast microscope
RBC’s in hypotonic urine
Ghost cells
WBC’s in hypotonic urine
Glitter cells
Lipid-containing RTE cells
Oval fat bodies, lipidura - nephrotic syndrome
RTE cells with non-lipid-containing vacuoles
Bubble cells, acute tubular necrosis