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Kidneys/Urinary
Kidneys/ur mult choice and images
55
Pathology
Undergraduate 2
12/14/2010

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Cards

Term
This image has a echogenic mass with posterior shadowing causing hydro with arrows pointing to the echogenic object
Definition
ureteral stone
Term
This image has a mass with "spoke wheel" pattern of enhancement; hint is spoke wheel
Definition
oncocytoma
Term
This image has a hyperechoic lesion,benign renal tumor
Definition
angiomyolipoma
Term
This image has two ureteral jets on one side
Definition
duplex collecting system
Term
This image showed a characteristic, anechoic, smooth walled mass with acoustic enhancement not sure of this hint: 50% occur in people over 50y
Definition
Renal cyst (simple cyst)
Term
This is associated with Berry aneurysms.
Definition
ADPKD
Term
This image showed a great deal of urinary back up into the kidney
Definition
Grade III hydronephrosis
Term
This image was a bladder that looked like an upside down Shrek head
Definition
bladder diverticula
Term
This image had a sick looking kidney with dirty shadowing; hint may have been:caused by E. coli
Definition
emphysematous pyelonephritis
Term
This image had the hint:usually asymptomatic unless stone is present; echogenic medullary pyramids
Definition
Medullary Sponge Kidney
Term
Filure of the kidney to ascend during embryologic development; 1 in 724 pedi autopsies
Definition
ectopic kidney
Term
upper pole of kidney fused to the lower pole of the other
Definition
Crossed renal ectopia
Term
lower than normal with poles projecting medially; trv imaging of isthmus, crossing ML; anterior to great vessels
Definition
horseshoe kidney
Term
This has a 3:1 male incidence and is incompatible with life
Definition
bilateral agenesis
Term
This is very rare and is a complete duplication of a kidney
Definition
supernumerary kidney
Term
What is the most common congenital anomaly of the urinary tract?
Definition
duplex collecting system
Term
This occurs when there are two separate ureters on one side each with their own ureteral orifice
Definition
complete duplex collecting system
Term
This is associated with the "candle sign"
Definition
ureterocele
Term
All of the following apply to UPJ obstruction EXCEPT:
Men 2:1
Common
asymptomatic
increased incidence of contralateral MCKD and renal agenesis
Left kidney more affected than right
Definition
asymptomatic...symptoms include chronic, vague back and flank pain
Term
What is pelvicaliectasis and what is it associated with?
Definition
dilated collecting system when up to UPJ (ureter is normal) is assoc w/ UPJ obstruction
Term
The loss of corticomedullary differentiation is associated with what?
Definition
pyelonephritis
Term
What disease is associated withpus formation in the obstructed renal system?
Definition
pyonephrosis
Term
This kidney pathology is associated with white males; males 3:1
Definition
Renal stones or nephrolithiasis
Term
What is associated with "twinkling artifact"?
Definition
ureteral calculi
Term
Disorder of calcium metabolism which results in the deposition of calcium salts in the renal parenchyma and the formation of renal stones
Definition
nephrocalcinosis
Term
Which Robson stage of RCC is associated by spread to perinephric fat?
Definition
II
Term
What has an incidence of males 4:1 and is located in the renal pelvis/
Definition
Kidney transitional cell carcinoma TCC
Term
This is a benign renal tumor composed of adipose, smooth muscle cells and blood vessels
Definition
angiomyolipoma
Term
Most common in women; most common in pts with non Hodgkins lymphoma, have triad symptoms; variable on U/S
Definition
Renal lymphoma
Term
This occurs in 50% of people over 50
Definition
Renal cysts
Term
These are not enlarged; mural nodules, septations and calcifications
Definition
complex renal cysts
Term
What are cortical cysts that bulge into the the central sinus of the kidney
Definition
parapelvic cysts
Term
This has echogenic medullary pyramids, benign, unknown incidence, 3rd to 4th decades
Definition
MSK (medullary Sponge kidney)
Term
This has renal failure in 50% of pts by the age of 60
Definition
ADPKD Potter III
Term
4th to 5th decade-palp masses. htn. pain, hematuria; associated with cystic disease in other organs
Definition
ADPKD Potter III
Term
This disease has microscopic/ tiny cysts and has 4 subdivisions: perinatal, neonatal, infantile, juvenile
Definition
Infantile, ARPKD or Potter I
Term
nonhereditary; bilateral is incompatible with life; contralateral kidney may have UPJ obstruction; renal dysplasia; up to 30% will have contralateral UPJ obstruction
Definition
MCDK (multicystic dysplastic kidney) that 30% thing was on the test!!
Term
What level of trauma to the kidney corresponds to a shattered kidney and needs urgent surgery?
Definition
Level III
Term
The major cause of this is atherosclerosis and symptomas are a sudden onset of hypertension or uncontrollable htn
Definition
renal artery stenosis
Term
Acute forms of this may experience flank pain and hematuria while chronic may be asymptomatic
Definition
Renal Vein Thrombosis
Term
All of the following are causes of the obstructive type of hydronephrosis EXCEPT:
calculi
BPH
prostate cancer
pregnancy
uteropelvic strictures
pelvic malignancies
Definition
pregnancy is NONOBSTRUCTIVE
Term
What causes a "bear claw" effect?
Definition
Grade II hydronephrosis
Term
What can cause a false- positive hydro?
Definition
full/ overdistended bladder
Term
Which kidney is usually used for a transplant?
Definition
Left because of the long renal vein
Term
Where id the anastomosis site for a transplanted kidney?
Definition
external iliac artery or internal iliac artery (hypogastric)
Term
A collection of extravasated urine
Definition
urinoma
Term
What are the extraperitoneal fluid collections associated with a renal transplant?
Definition
HULA (hematomas within 24 hrs
urinomas 24 hrs; 1-2 wks
lymphoceles (most common) 4-8 weeks
abscesses
Term
What is the most common extraperitoneal fluid collection associated with a transplanted kidney?
Definition
lymphocele
Term
What type of rejection occurs within hours of transplant?
Definition
hyperacute
Term
herniations of the bladder mucosa; outpouching sac
Definition
bladder diverticula
Term
What can cause urinary bladder wall thickening?
Definition
B-UNIT bladder outlet obstrx
underdistended
neurogenic bladder
infection
tumor
Term
All of the following are associated with renal failure EXCEPT:
reduction on GFR
azotemia
decrease in nitrogen waste
elevated BUN and creatinine
Definition
decrease in nitrogenous waste; nitrogenous waste INCREASES
Term
This renal failure is associated with hypovolemia
Definition
prerenal
Term
This renal failure is assoc with parenchymal disease
Definition
intrinsic
Term
This renal failure is potentially reversible and is an outflow obstrx problem
Definition
postrenal
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