renal Flashcards

1
Q

what to check for in persistent microscopic hematuria

A

hypercalciuria: get urine Ca/Cr ratio –> 24hr total ca excretion

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2
Q

cutoff for hypercalciuria

A

> 4 mg/kg/day urinary Ca (24 hr collection)

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3
Q

increased risk for renal stones

A

distal RTA

hypercalciuria

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4
Q

initial study for renal stones

A

XR or US

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5
Q

size cutoff for stones to pass/intervene

A

5mm

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6
Q

things that cause transient proteinuria

A

fever
exercise
dehydration

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7
Q

boy with SNHL, eye defects, renal failure

A

Alport syndrome

XL dominant

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8
Q

bilateral flank masses, hx of oligohydramnios

A

ARPKD

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9
Q

cystic kidney with family members who had aneurysms

A

ADPKD

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10
Q

asymptomatic abdominal mass, hematuria, hypertension

A

wilms tumor

good prognosis with chemo/radiation

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11
Q

abdominal mass with calcifications on XR

A

neuroblastoma

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12
Q

WAGR

A

wilms tumor
aniridia
GU anomalies
ID

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13
Q

UTI symptoms + mass protruding from urethral meatus

A

ureterocele

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14
Q

daytime urinary frequency, leg crossing, no nighttime symptoms

A

unstable bladder

tx: timed urination, anticholinergics

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15
Q

most common UTI organisms

A

E coli
Klebsiella
Enterococcus

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16
Q

infectious risks in nephrotic syndrome

A

peritonitis

invasive pneumococcal infections (bc of IG losses)

17
Q

renal diseases with low complement

A

PSGN (C3)
MPGN (C3)
SLE (C3 and C4)

18
Q

calculate FENa

A

(UNa/SNa)/(UCr/SCr)

19
Q

what to check in patients having dialysis

A

HBV titers

20
Q

when to start routine BP screening

A

age 3 at latest

21
Q

tx of pheo prior to surgery

A

alpha blockade with phenoxybenzamine

no beta blockade alone bc unopposed alpha effect is bad

22
Q

evaluation of renal HTN

A

renal arteriography with differential central venous renin