312 Nephrolithiasis Flashcards

1
Q

Minimum urine volume to prevent stone formation (H20 C312 P2171)

A

2 L

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2
Q

Most common type of nephrolithiasis (H20 C312 P2168)

A

Calcium oxalate stones

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3
Q

Risk of stone formation doubles when urine output is: (H20 C312 P2169)

A

<1 L/d

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4
Q

Traditionally considered “radiolucent” stone (H20 C312 P2170)

A

Uric acid stone

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5
Q

Most clinicaly important inhibitor of calcium-containing stones (H20 C312 P2168)

A

Urine citrate

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6
Q

Preferred therapy for cystine stones (H20 C312 P2172)

A

Tiopronin

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7
Q

Target urine pH in treatment of cystine stone (H20 C312 P2172)

A

7.5

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8
Q

Recommended sodium intake to decrease urinary excretion of calcium (H20 C312 P2173)

A

<2.5 g/d

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9
Q

The only known strategy that reduces endogenous oxalate production (H20 C312 P2172)

A

Avoiding high-dose vitamin C supplements

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