GU CME - Sheet1 Flashcards
Which renal function is most sensitive to dehydration?
BUN
How will the urine appear with intrinsic renal disease?
Casts (WBC, RBC, granular, epithelial) and protein
What is a new bio-marker for detecting acute kidney injury?
Cystatin C
What ultrasound finding indicates a chronic renal problem?
A small kidney less then 10cm
What are indications for dialysis?
Acidosis, electrolyte disorder, fluid overload, uremic complications
What are the most common causes of chronic kidney disease?
DM, HTN, glomerulonephritis, and polycystic kidney disease
What are three abnormal symptoms of renal failure?
Metallic taste, hiccups and pruritus
What is the gold standard for identifying renal disease?
GFR
What is the marker for kidney disease?
Proteinuria
What diagnostic test looks for recent strep infection and is helpful in evaluating post streptococcal glomerulonephritis?
ASO Titer
How do we define nephrotic syndrome?
Excretion of more than 3.5grams of protein (per 1.73m2) of body surface area
What are the manifestations of nephrotic syndrome?
Hypoalbuminemia, lipiduria, hypercholesterolemia and edema
What is a key finding in the urine for nephrotic syndrome?
Oval fat body in urine
What is the diagnostic method of choice for polycystic renal disease?
Ultrasound
What are 80% of kidney stones made up from?
Calcium
What stones are produced by infections?
Struvite stones
What is the modality of choice in identifying kidney stones?
CT scan Abd/pelvis without contrast
What are the 5 causes of Diabetes insipidus?
Inherited, lithium, hypokalemia, hypercalcemia or renal disease
What urine osmolality points to DI?
<250 mOsm/kg