Nephrotic Syndromes Flashcards

1
Q

Five Hallmarks of Nephrotic Syndrome

A
  1. Hypoalbuminemia
  2. Edema
  3. Hypercoagulable state
  4. Hyperlipidemia
  5. Hypercholesterolemia
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2
Q

Proteinuria is > _____ /day

A

3.5 g

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3
Q

Hypercoagulable state is caused by loss of __________

A

ATIII

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4
Q

Most common cause of nephrotic disease in children

A

Minimal Change Disease

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5
Q

Associated with Hodgkin Lymphoma

A

Minimal Change Disease

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6
Q

Effacement of foot processes on E&M

A

Minimal Change Disease

FSGS

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7
Q

Selective proteinuria, but not loss of immunoglobulin

A

MCD (“Minimal” Loss)

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8
Q

Excellent response to steroids (damage is mediated by cytokines from T cells)

A

MCD

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9
Q

If not treated, MCD would progress to _______, which is one way to think about why these two diseases are both associated with effacement of foot processes

A

FSGS

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10
Q

Most common cause of nephrotic syndrome in AA and Hispanics

A

FSGS

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11
Q

Associated with HIV infection, heroin abuse, massive obesity, interferon treatment, sickle cell, and CKD due to congenital absence or surgical removal

A

FSGS

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12
Q

No immune complexes, negative IF

A

MCD and FSGS

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13
Q

Most common cause of nephrotic syndrome in Caucasian adults

A

Membranous Nephropathy

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14
Q

Associated with Hepatitis B/C, solid tmors, most common nephrotic presentation of SLE, or drugs (NSAIDs, pencillamine)

A

Membranous Nephropathy

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15
Q

Thick glomerular basement on H&E

A

Membranous Nephropathy

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16
Q

Due to immune complex deposition (granular IF), creating subepithelial deposits with “spike and dome” appearance (EM)

A

Membranous Nephropathy

17
Q

Thick glomerular basement membrane on H&E, often with “tram-track” appearance due to GBM splitting by mesangial ingrowth

A

Membranoproliferative GN

18
Q

Subendothelial deposits; associated with HBV and HCV

A

MPGN Type I

19
Q

GBM deposits; associated with C3 nephritic factor (auto-antibody that stabilizes C3 convertase, leading to over-activation of complement, inflammation, and low levels of circulating C3)

A

MPGN Type II

20
Q

Hyaline arteriosclerosis occurs secondary to _______ in DM nephropathy

A

NEG of vascular basement membrane

21
Q

The glomerular __________ arteriole is preferentially affected by hyaline arteriosclerosis in DM nephropathy

A

efferent

22
Q

Characterized by sclerosis of mesangium with formation of esoinophilic Kimmelstiel-Wilson nodules

A

DM Nephropathy

23
Q

Characterized by apple-green birefringence under polarized light after staining with Congo red

A

Amyloidosis of kidney - deposits in mesangium