urinary CRYSTALS Flashcards
this is formed by the precipitation of urine solutes including inorganic salts, organic solvents and medications
a. casts
b. crystals
c. artifacts
crystals
crystals are affected by changes in the following except
a. ph
b. temperature
c. solute concentration
d. aota
e. nota
ans: e
crystals are affected by changes in (PTS)
PH
TEMPERATURE
SOLUTE CONCENTRATION
abnormal crystals are reported per?
a. lpf
b. hpf
c. oio
lpf
normal crystals: hpf
acidic urine or alkaline urine
uric acid
acidic urine
amorphous urates
calcium oxalate
uric acid
abnormal crystals
acidic urine or alkaline urine
amorphous urates
acidic urine
amorphous urates
calcium oxalate
uric acid
abnormal crystals
acidic urine or alkaline urine
amorphous phosphate
alkaline urine
amorphous phosphate amorphous biurates calcium carbonate calcium phosphate triple phosphate
what crystal to be form if you ingests food that is rich in oxalic acid or vitamin c
a, amorphous urates
b. oxalic acid
c. uric acid
d. calcium oxalate
calcium oxalate
who is APATITE
a, amorphous urates
b. oxalic acid
c. uric acid
d. calcium phosphate
calcium phosphate
this crystal has a pink sediment
a. amorphous urates
b. amorphous phosphate
c. uric acid
amorphous urates
- pink sediment (uroerythrin)
amorphous phosphate
- whiteprecipitate
it has a variety of shapes
a. amorphous urates
b. amorphous phosphate
c. uric acid
uric acid
rhombic, wedge, hexagonal, whetsone, lemon shaped, and nipple shaped
it can be seen in patients suffering from leukemia receiving chemotherapy
a. amorphous urates
b. amorphous phosphate
c. uric acid
uric acid
can be seen in patients receiving chemotherapy ( LESCH NYLAN SYNDROME) and sometimes in persons witgh gout
most common form of calcium oxalate
a. whedellite
b. whewelite
dihydrate (whedelite)
form of caox most frequently seen by children and pets
a. dihydrate
b. monohydrate
the MONOHYDRATE form is most frequently seen in children and pets because anti freeze tastes sweet and uncovered containers left in garages has a massive amounts of crystals
it porduces WHITE PPT
a. amorphous urates
b. amorphous phosphate
c. uric acid
AMORPHOUS PHOSPHATES
it produces FEATHERY APPEARANCE when crystal disintegrates
a. uric acid
b . triple phosphate
c, calcium phosphate
triple phosphate
- colorless
- easily to see when it is prism shape
- frequently it is seen as coffin lid
- when it is disintegrate it produces feathery appearance
fern leaf shape
sheets or flakes
this crystal is associated with P. vulgaris
a. uric acid
b. apatite
c. struvite
triple phosphate / magnesium ammonium phosphate / struvite
this crystal can be differentiated by the formation of gas after the addition of acetic acid
a. calcium oxalate
b. calcium phosphate
c. calcium carbonate
calcium carbonate
- produce gas after the addition of acetic acid
colorless hexagonal plates
a. cysteine
b. cholesterol
c. tyrosine
cysteine
it is associated with liver disease
a. bilirubin
b. leucine
c. tyrosine
aota
associated with liver disease (BLT)
blilrubin
leucine
tyrosine
this crystal has a staircase patter
a. cysteine
b. tyrosine
c. cholesterol
cholesterol
- rectangular shape with notch in one or more corners (staircase pattern)
tyrosine and leucine can be seen in patients that is positive on what chemical test
a. protein
b. bilirubin
c. ascorbic acid
bilirubin
- indicator of liver disease
protein
- kidney disease
clumped needles that has a bright yellow color
a. bilirubin
b. tyrosine
c. leucine
bilirubin
sheaves of wheat
a. bilirubin
b. sulfonamides
c. penicillin
sulfonamides
(+) on lignin tests
a. sulfonamides
b. calcium phosphates
c. bilirubin
sulfonamides
(+) on lignin test —-> yellow
