Nephrotic/Nephritic Flashcards

1
Q

What is the definition of microalbuminuria?

A

30-300 mg of albumin per day

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2
Q

Which autoantibody is most associated with malignancy in patients with membranous nephropathy?

A

THSD7A

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3
Q

What will the serum and tissue PLA2R staining be in remission (and early disease) of membranous nephropathy?

A

Serum NEG
Tissue POS

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4
Q

What is the 30/30/30 rule in membranous nephropathy?

A

30% have spontaneous remission
30% have persistent proteinuria
30% have progressive kidney disease

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5
Q

What is the modified Ponticelli regimen for membranous nephropathy?

A

Steroids (month 1, 3, 5)
Cyclophosphamide (month 2, 4, 6)

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6
Q

Which FSGS variant is most treatment responsive?

A

Tip variant

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7
Q

Which FSGS variant is least treatment responsive?

A

Collapsing variant

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8
Q

How does Primary FSGS differ from Secondary FSGS with the following:
- Acuity of nephrotic syndrome?
- Presence of renal insufficiency?

A

Primary is more acute and less likely to present with renal insufficiency compared with Secondary FSGS

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9
Q

What is the treatment for Primary FSGS?

A

Steroids (PO)

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10
Q

What is the treatment for Secondary FSGS?

A

Treatment of underlying condition

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11
Q

What agent should be added to those with Primary FSGS who are not able to be weaned from steroids?

A

Calcineurin inhibitor

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12
Q

What is the treatment for minimal change disease?

A

Steroids (PO)

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13
Q

What condition should be considered for minimal change disease minimally responsive to steroids?

A

FSGS

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14
Q

At what eGFR is immunosuppression no longer warranted for IgA nephropathy?

A

eGFR < 30

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15
Q

What UPCR should an ACEi/ARB be started for IgA nephropathy?

A

UPCR > 0.5 grams/d

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16
Q

What should be added to ACEi/ARB for persistent proteinuria in IgA nephropathy?

A

For UPCR > 1.0 gram/d despite ACEi/ARB, start steroids if eGFR > 30

17
Q

Causes of secondary IgA nephropathy?

A

Cirrhosis, Cystic fibrosis, Chronic infections

18
Q

Most common mutation seen in complement mediated HUS?

A

Complement Factor H

19
Q

Eculizumab is an Ab directed against what?

A

Anti-C5a Ab

20
Q

What are the fibrils made of in collagenofibrotic GN?

A

Collagen type 3

21
Q

What is the treatment for steroid dependent minimal change disease?

A

Rituximab

22
Q

What do anti-GBM antibodies target?

A

Alpha 3 chain of collagen type 4