UA ID

Question 1

struvite

Answer 1

colorless & 3D coffin lid appearance, envelope

6-8 sided prism

Question 2

calcium oxalate- monohydrate

Answer 2

dumbbell shape
spindle
oval
pickett fence
pointed top- pointed bottom- connecting

Question 3

calcium oxalate- dyhydrate

Answer 3

squares containing X

Question 4

cystine

Answer 4

stop signs- layers. flat. colorless

Question 5

ammonium urate/biurate

Answer 5

little thorn apples/acanthocytes

yellow/brown. spheres w/ or w/o spicules

Question 6

calcium carbonate

Answer 6

yellow/brown or colorless

spherical with striations (round with lines radiating from center)

Question 7

leucine

Answer 7

geico eyes

spheroids with concentric striations, dense and highly refractive

Question 8

tyrosine

Answer 8

yellow with fine brown protruding from center: small clusters

Question 9

amorphous

Answer 9

urates- brown/yellow

phosphates- lack color/clear

Question 10

biliruben

Answer 10

flashlight appearance

Question 11

uric acid

Answer 11

diamonds or lemons

Question 12

sulfonamides

Answer 12

iris (young) hay bushel (old)