urinary CASTS Flashcards
what is cylinduria?
a. presence of urinary cast
b. product of incomplete cast formation
c. formation of cast disintegration
cylinduria - presence of cast
what tubules does casts formed?
a. alh and cd
c. dct and alh
c. dct and cd
dct and cd
cynlindroids - formed ALH and CD
it is form in alh and cd with tapered ends
a. cylindroids
b. hyaline cast
c. granular cast
cylindroids
examination of cast should be performed at?
edge of the coverslip
promotes disintegration of cast in the urine sediment
a. hypotonic and acid urine
b. hypertonic, acid pH, urine statis and increased plasma proteins
c. hypotonic and alkaline urine
hypotonic and alkaline urine - prmotes disintegration
hypertonic, acid pH, urine statis and increased plasma proteins - enhance cast formation
pro cast
a. hyaline cast
b. granular cats
c. wbc cast
hyaline cast
most frequently seen cast that is composed of uromodulin
a. hyaline cast
b. wbc cast
c. rbc cast
hyaline cast
positive color when hyalilne cats is seen in steinheimer malbin with kova stain
a. red
b. black
c. pink
stainheimer malbin with kova stain : PINK
norm,al values : 0-2/ lpf
which of the following is not physiologic cause of hyaline cast
a. sternuous exercise
b. pyelonephritis
c. dehydration
d. emotional stress
e. heat exposure
ans: pyelonephritis - pathologic cause
physiologic cause strenuous exercise dehydration heat exposure emotional stress
this cast is the most fragile
a. hyaline cast
b. rbc cats
c. wbc casts
rbc casts
this casts is seen during bleeding in the nephron
associated with GLOMERULONEPHRITIS
a. waxy casts
b. wbc casts
c. rbc casts
rbc casts
this casts signifies inflammation or infection in the nephron
a. waxy casts
b. wbc casts
c. rbc casts
wbc nephron
this casts is the primary marker for distinguising pyelonephritis from cystitis
a. waxy casts
b. wbc casts
c. rbc casts
wbc casts
confirmation of bacterial casts is best made by performing a ________ on the dried cytocentrifuge sediment
a. supravital stain
b. gram stain
c. steinheimer
confirmation of bacterial casts is best made by performing a GRAM STAIN on the dried cytocentrifuge sediment
this casts is frequently associated with Nephrotic syndrome and also seen in DM, Toxic tubular necrosis and crush injuries
a. waxy casts
b. granular casts
c. fatty casts
fatty casts
- nephrotic syndrome
toxic tubular necrosis
dm
crush injuries
this cast is not stained with Steinheimer malbin
a. waxy casts
b. fatty casts
c. granular casts
fatty casts - is not stained with stainheimer malbin but with OIL RED O, SUDAN BLACK B AND O FAT STAINS (LIPID STAINS)
this casts is from lysosomes excreted by the rte cells during normal metabolism
a. tamm horsfall
b. waxy casts
c. granular casts
waxy casts
- non pathologic conditions - appears to be from lysosomes
waxy casts are representative of extreme urine stasis , indicating
a. ckd
b. chf
c. dm
extreme urine stasis indicates chronic kidney disease
this casts appears to have brittle appearance and it is highly refractive compared to hyaline casts
a. waxy casts
b. granular casts
c. fatty casts
waxy casts
this casts appears to be fragmented with JAGGED ENDS and have notches in their sides
a. cylindroids
b. hyaline casts
c. waxy casts
waxy casts
- jagged ends
cylindroids
- tapered ends
it is referred as renal failure casts
a. waxy casts
b. granular casts
c. broad casts
broad casts
two mainly broad casts
a. waxy
b. rbc
c. hyaline
d granular
waxy and granular
this cast may result from tubular distenstion or in cases with extreme urine stasis
a. waxy cast
b. broad cast
c. granular dirty brown cast
broad cast
this casts represents hemoglobin degradation products such as methemoglobin
a. waxy cast
b. broad cast
c. granular dirty brown cast
granular dirty brown casts
