Epi/PE
Pathophysio
Labs
1° Nephrotic Syndromes
2° Nephrotic Syndromes
100

The most common physical exam finding in patients with nephrotic syndrome is ________

What is pitting edema 

100

Initially in diabetic nephropathy, non-enzymatic glycosylation of renal vasculature causes hyalinization of _________ glomerular arterioles which causes a _______ in GFR.

What is: efferent, increase

100

Urinary loss greater than _____ g/day indicate proteinuria in nephrotic syndrome

What is 3.5 

100

The diseases that cause primary nephrotic syndrome (3)

What are:
-Minimal Change Disease

-Membranous Nephropathy

-Focal Segmental Glomerulosclerosis

100

The diseases that cause secondary nephrotic syndrome (3)

What are:

-SLE

-Amyloidosis

-Diabetic Nephropathy

200

This disease is the most common cause of nephrotic syndrome in the US

What is diabetic nephropathy 

200

In membranous nephropathy, patients have autoantibodies to _____________

What are podocyte antigens (PLA-2 receptor in 70-80% of cases) 

200

Hypoalbuminemia causes a _______ in plasma oncotic pressure and ______ the synthesis of alpha-2 macroglobulin

What is: 

decrease, increases 

200

The characteristic histologic appearance of the GBM in membranous nephropathy

What is "spike and dome" 

200

Which of these diseases present as a combination of nephrotic and nephritic syndrome

What is SLE 

300

This disease is the most common cause of nephrotic syndrome in children 

What is minimal change disease
300

In minimal change disease, immune reaction to podocytes leads to the loss of _________. This property of the GBM plays a critical role in the reabsorption of albumin. 

What is negative charge

(provided by heparan sulfate which repels small negatively charged proteins like albumin) 

300

Hyperlipidemia and hypercholesterolemia in nephrotic syndrome is due to this 

What is increased hepatic synthesis of albumin and lipoproteins 

300

Electron microscopy shows podocyte effacement in these diseases (2)

What are: 

-Minimal change disease

-FSGS

300

DOUBLE JEOPARDY 

Name 3 lab findings used in the diagnosis of Lupus Nephritis

What is hematuria, proteinuria, positive serology (ANA antibodies and anti-DNA antibodies) 

400

This disease is the most common cause of nephrotic syndrome in African Americans & Hispanics

What is FSGS

400

The two most common causes of FSGS 

What are:

-heroin use 

-HIV 

400

The hypercoagulable state seen in these patients due to loss of _______, _________, and ________ in the urine

What are:

-protein C (factor 19)

-protein S (factor 20) 

-antithrombin III (factor 17) 

400

Both of these diseases show podocyte effacement, however, patients with _________, present with hematuria and hypertension whereas patients with ________ do not

What is FSGS, minimal change disease  

400

Primary amyloidosis is most commonly associated with _______ (disease) whereas secondary amyloidosis is associated with chronic inflammatory states such as _________ (name any 1)

What is multiple myeloma; chronic infection, RA, IBD, malignancy 

500

This disease is the most common cause of nephrotic syndrome in non-diabetic adults

What is membranous nephropathy?

500
Primary (AL) Amyloidosis is caused by deposition of misfolded __________________

What is immunoglobulin light chain 

500

Hypogammaglobulinemia causes patients with nephrotic syndrome to be more susceptible to infections by __________ and ___________ 

What are: 

-staphylococcus 

-pneumococcus (streptococcus pneumoniae)

500

________ has the worst prognosis of the primary nephrotic syndromes and over 50% develop ______ within 10 years of diagnosis

What is FSGS, ESRD

500

_______ are used to treat diabetic nephropathy because they _______ GFR by blocking the action of _________ which preferentially constricts ________ arterioles to ________ GFR

What is ACE inhibitors, decrease, angiotensin II, efferent, increase