Urinary Lithiasis Flashcards
1
Q
promote stone formation
A
low urine volume
low urine PH
calcium, sodium, oxalate
urate
2
Q
inhibit stone formation
A
inorganic (citrate, magnesium)
organic (glycosaminoglycans, osteopontin)
3
Q
clinical manifestations of patients with lithiasis
A
gross or microscopic hematuria
severe flank pain (with ureteral or renal pelvic obstruction)
pain radiates to scrotum or labia
4
Q
radiopaque stones
A
Struvite
5
Q
radiolucent
A
Cystine, Xanthine, uric acid calculi
6
Q
most accurate study for lithiasis
A
unenhanced spiral CT scan of abdomen and pelvis
7
Q
impaired renal tubular reabsorption of calcium
A
renal hypercalciuria
