Nephrolithiasis

Question 1

most common type of stone

Answer 1

calcium oxalate

Question 2

calcium phosphate deposits at thin loop of henle extends to papillary epithelium

Answer 2

site of initiation

Question 3

calcium oxalate grow on calcium phosphate at the tip of renal papilla

Answer 3

randalls plaque

Question 4

point at which concentration product exceeds solubility product

Answer 4

supersaturation

Question 5

presence of _____ inhibits crystallization formation

Answer 5

urine citrate

Question 6

inhibitors of crystal formation

Answer 6

inorganic pyrophosphate

glycoproteins

Question 7

most painful stone

Answer 7

uric acid

Question 8

least common stone

Answer 8

cystine

Question 9

radioluscent stones

Answer 9

uric acid stones

Question 10

UTI with obstructing stone

Answer 10

urologic emergency aka pus under pressure

Question 11

most clinically important inhibitor of calcium-containing stones

Answer 11

urine citrate

Question 12

initiating event in calcium phosphate stone development

Answer 12

tubular plugs of calcium phosphate

Question 13

stones that is not influenced by urine pH

Answer 13

calcium oxalate