Urinalysis (elsevier) Flashcards
Foul urine
Bacteria
Fruity
Ketone bodies
Sweaty feet
Isovaleric anemia
Cabbage odor urine
Methionine malabsorption
Mousy odor
Phenylketonuria
Dumbell shape
CaCO3
Coffin lid shape
Triple phosphate
Crystals found in liver disease
Bilirubin
Leucine
Tyrosine
Renal threshold
160-180 mg/dL
Envelope shape
CaOx
Crystal in lesch nyhan disease
Uric acid
Thorny apple shaped
Ammonium biurate
Hexagonal shaped
Cystine
Urine parasite
S. Haematobium
Most common parasite in urine
T. Vaginalis
Urine preservatives
Thymol
Formalin
Boric acid
Urine specimen for routine screening
Random
Urine specimen for pregnancy tests
First morning specimen
Specimen for bacterial cultures
Midstream clean catch
Increased results in unpreserved urine
PH
Nitrite
Bacteria
Decreased results in unpreserved urine
Glucose: glycolysis
Ketones: oxidation
Bilirubin: oxidation to biliverdin
Urobilinogen: oxidation to urobilin
Normal urine volume
600-2000 mL/day
Decreased urine output
Oliguria
No urine output
Anuria
Increased urine output >2.5 mL/day
Polyuria
Color of urine
Diluted: ______
Concentrated: ______
Pale yellow
Dark yellow
Refrigerated ALKALINE urine:
________ turbidity
Due to: ______ and _______
White
Amorphous phosphates and carbonates
Refrigerated ACIDIC urine:
________ turbidity
Due to ________
Pink
Amorphous urates
Produces yellow foam when shaken
Bilirubin
Produces thick orange pigment
Pyridium
Specific gravity of glomerular filtrate
1.010
Primary test for routine urinalysis
Reagent strip
Indicator on the reagent strip
Bromthymol blue
Normal serum osmolarity
275-300 mOsm
Causes black urine
Melanin
Homogentisic acid
Principle of protein
Protein error of indicator
Principle of glucose test
Glucose oxidase test
Principle for ketones
Rxn of acetone with sodium nitroprusside
Ketones
Acetone
Acetoacetic acid
Beta hydroxybutyric acid
Principle in blood
Pseudoperoxidase activity of hemoglobin
Bleeding: _______
Lysis of old RBCs:______
Rhabdomyolysis:______
Hematuria
Hemoglobinuria
Myoglobinuria
Products of hemoglobin degradation
Bilirubin
Urobilinogen
Gives color of urine
Urochrome
Principle of bilirubin
Diazo reaction
Principle of urobilinogen
Multistix: ehrlich’s reaction
Chemstrip: diazo reaction
Principle of nitrite
Diazo rewction
Parameter that detects bacteria
Nitrite
Principle of leukocyte esterase
Diazo reaction
Cast seen chronic renal failure
Waxy cast
Casts are primarily composed of what protein
Tamm horsfall (uromodulin)
Normal value of casts
0-2/lpf
Normal value of cells
0-2/hpf
Concentraion of rbc and wbc for urine to become turbid
500 and 200 microliter
Largest cells in urine sediment
Squamous cells
Squamous cells covered with gardnerella vaginalis
Clue cells
Crystal in lesch nyhan disease
Uric acid crystal
Brick dust crystal
Amorphous urates