Microscopic Flashcards

(59 cards)

1
Q

specific gravity of urine for microscopic exam

A

less than 1.010

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2
Q

when abnormal macro and chemical results obtained —>

A

request microscopic exam

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3
Q

what kind of complexity is CLIA’88

A

moderate

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4
Q

what is the specimen of choice for microscopic exam

A

fresh first morning, midstream clean catch

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5
Q

how long should you centrifugal urine

A

5 min

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6
Q

conc of urine volume to sediment

A

12 to 1

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7
Q

how much sediment is used for a slide

A

0.02

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8
Q

what are hematopoietic cells

A

RBC

WBC

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9
Q

what kind of epithelial cells are in urine sediment

A

transitional
squamous
renal tubular

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10
Q

what stains cytodiagnostic UA sediment

A

papanicolaou stain

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11
Q

def? fragmented red cells accompanied with protein

A

dysmorphic red cells

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12
Q

what causes dysmorphic red cells

A

glomerular bleeding

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13
Q

what other cells are confused with RBC

A

yeast

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14
Q

how can you tell if it’s a RBC or yeast

A

add acid–> if RBC they lyse

yeast have buds

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15
Q

what shape are neutrophils

A

granular spheres

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16
Q

nucleus? neutrophil

A

multilobed

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17
Q

if a pt has pyuria, pyelonephritis, cystitis, prostatitis, or urethritis what will show in the micro exam

A

neutrophils

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18
Q

if a pt has drug induced interstitial nephritis or renal transplant rejection what will show in the micro exam

A

eosinophils

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19
Q

if a pt has drug induced interstitial nephritis or renal transplant rejection what will show in the micro exam

A

eosinophils

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20
Q

what stain is used on eosinophils

A

Hansel stain

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21
Q

who has more squamous cells in sediment males or females

A

females

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22
Q

what kind of epithelial cells are large irregular, abundant cytoplasm, and has a small prominent nucleus

A

squamous epithelial cells

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23
Q

what kind of epithelial cells are pear, spheric, or caudate (tails) with a round central nucleus

A

transitional epithelial cells

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24
Q

what would you see in the sediment of a pt with bladder cancer

A

transitional epithelial cells

25
what kind of epithelial cells are round or oval, large prominent eccentric nucleus
renal tubular epithelial cells
26
if a pt has acute tubular necrosis, acute viral or bacterial infection, renal toxicity, glomerulonephritis what will show in the micro exam
renal tubular epithelial cells
27
what do renal tubular epithelial cell have with them
oval fat body
28
what stains oval fat body
sudan III
29
if a pt has lipiduria or nephrotic syndrome what will show in the micro exam
oval fat body
30
if urine acidity increase, proteinuria, stasis, or conc increases what will form
cast
31
what protein are hyaline cast made up of
Tamm-horsfall
32
what cast is homogeneous, transparent, colorless, cylinder with parallel sides, and rounded ends
hyaline cast
33
what causes hyaline cast
strenuous exersice
34
what casts is transparent cylindrical matrix with embedded WBCs
WBC cast
35
what cast would you see in a pt with pyelonephritis or inflammatory renal disease
WBC cast
36
what is the most common WBC in a WBC cast
neutrophils
37
what cast is transparent reddish-orange brown, cylindrical matrix with embedded RBCs
Red cell cast
38
what cast would you see in a pt with glomerulonephritis, glomerular bleeding, or strenuous exercise
red cell cast
39
what cast is transparent clinical protein matrix with embedded RTE cells
renal tubular cell cast
40
what cast would you see in a pt with renal tubular damage, acute nephrictis, and tubular necrosis
renal tubular cell cast
41
what cast is Transparent cylindrical matrix with course or fine embedded granules
granular cast
42
what cast is Homogeneous, smooth, glassy opaque cylinder with cracked margins and broken off edges
waxy cast
43
what do waxy indicate
renal failure
44
what cast is Transparent cylinder filled with refractile fat droplets.
fatty cast
45
what cast would you see in a pt with Nephrotic syndrome, Crush injuries, Toxic tubular necrosis, Diabetes mellitus
fatty cast
46
how are crystals formed
increase solute formation | decreased urine flow
47
most common crystals
uric acid crystals
48
what crystals would you see in a pt with leukemia, gout ,Lesch-Nhyan
uric acid crystals
49
crystal? colorless envelop shape. Associated with foods high in oxalic acid
dehydrate calcium oxalate
50
crystal? oval dumbbell shape. Can be seen in ethylene glycol poisoning
monohydrate calcium oxalate
51
crystal? granular, white sediment
amorphous phosphates
52
crystal? coffin lids
triple phosphate
53
crystal? Yellow-brown “thorny apples” seen in old urine
ammonium biurate
54
crystal? bow ties and | dumbbell forms gas from acetic acid
calcium carbonate
55
crystal? colorless hexagonal plates seen in cystinuria, a metabolic disorder resulting in renal stones
cystine
56
crystal? notched plates seen in lipiduria produced in nephrotic syndrome
chlesterol
57
crystal? spheres with concentric striations
leucine
58
crystal? needles forming clumps
tyrosine
59
crystal? reddish brown clumped needles
bilirubin