Kidney Stones Flashcards
Most common kidney stone
Calcium Stone
Radiopaque Kidney Stone
calcium, ammonium magnesium sulfate, cystine
Crohn’s Disease
Calcium Oxalate Stone
Coffin Lid
Ammonium Magnesium Phosphate Stone
Urease +
Ammonium Magnesium Phosphate Stone
Hyperuricemia
Uric acid Stone
Radiolucent Stone
Uric Acid Stone
Hexagonal Stone
Cystine Stone
Staghorn calculi
Ammonium Magnesium Phosphate Stone (sometimes cystine but less likely)
Vitamin C abuse
Calcium Oxalate Stone
ethylene glycol (antifreeze)
Calcium Oxalate Stone
Tx of recurrent calcium stones
Thiazides and citrate
increased pH
Calcium phosphate stone; Ammonium Mg Phosphate Stone
decreased pH
Calcium Oxalate stone; uric acid stone; cystine stone
Rhomboid or Rosettes
Uric Acid Stones
Sodium nitroprusside test
Cystine Stone
Tx of Uric acid Stone
Alkalinize urine
Tx of Cystine Stone
Alkalinize urine and hydration
tx of Ammonium Mg phosphate stone
eradicate underlying infection, surgery
Infections that may cause Ammonium Mg Phosphate stones
Proteus mirabilis; Staphylococcus, Klebsiella
Disease with increased cell turn over like leukemia
Uric Acid Stone
Distention/dilation of the renal pelvis and calyces
Hydronephrosis