Solutions
1. A congenital obstruction found in utero and in infants is
called a(n):
a.
ureteropelvic junction (UPJ) obstruction.
b.
ureterocele.
c.
bladder diverticulum.
d.
posterior urethral valve. Correct Answers ANS: A
A congenital obstruction of the ureteropelvic junction can be
seen in utero and in infants.
PTS: 1 REF: p. 416
OBJ: Discuss normal anatomic location, function, and
sonographic appearance of the urinary system organs. TOP:
Sonographic evaluation of the urinary system
10. A cortical bulge in the lateral border of the kidney is called
a(n):
a.
junctional parenchymal defect.
b.
dromedary hump.
c.
extrarenal pelvis.
d.
column of Bertin. Correct Answers ANS: B
,A dromedary hump is a cortical bulge in the lateral border of the
kidney and is more common in the left kidney.
PTS: 1 REF: p. 385
OBJ: Discuss normal anatomic location, function, and
sonographic appearance of the urinary system organs. TOP:
Sonographic evaluation of the urinary system
11. A dilated renal pelvis without ureteral dilation is observed in
patients with:
a.
hydronephrosis.
b.
posterior urethral valve obstruction.
c.
ureteropelvic junction obstruction.
d.
ureterocele. Correct Answers ANS: C
Dilation of the kidney or ureter or both occurs superior to the
obstruction.
PTS: 1 REF: p. 416
OBJ: Identify and define the sonographic appearance of
pathologies included in this chapter.
TOP: Sonographic evaluation of the urinary system
12. Which one of the following clinical findings is the most
likely reason for a renal artery Doppler examination?
a.
Hypertension
b.
,Oliguria
c.
Hematuria
d.
Severe flank pain Correct Answers ANS: D
Renal artery stenosis (RAS) is the most common correctable
cause of hypertension.
PTS: 1 REF: p. 422
OBJ: Identify and define the sonographic appearance of
pathologies included in this chapter.
TOP: Sonographic evaluation of the urinary system
13. A posttransplant perinephric fluid collection includes all of
the following except:
a.
ureterocele.
b.
hematoma.
c.
urinoma.
d.
lymphocele. Correct Answers ANS: A
Perinephric fluid collections include hematoma, abscess,
lymphocele, or urinoma.
PTS: 1 REF: pp. 420-421
OBJ: Discuss the role and limitations of sonography in postrenal
transplant patients.
TOP: Box 15-10
, 14. A renal sonogram is performed. The finding of hypoechoic
areas adjacent to the renal sinus is most consistent with:
a.
bifid renal pelvis.
b.
medullary pyramids.
c.
column of Bertin.
d.
junctional parenchymal defect. Correct Answers ANS: B
The renal medulla consists of hypoechoic pyramids disbursed in
uniform distribution and separated by bands of intervening
parenchyma that extend toward the renal sinus.
PTS: 1 REF: p. 384
OBJ: Discuss normal anatomic location, function, and
sonographic appearance of the urinary system organs. TOP:
Sonographic evaluation of the urinary system
15. Papillary necrosis may develop within ________ after renal
transplantation.
a.
4 to 8 weeks
b.
12 to 18 hours
c.
days to years
d.
weeks or months Correct Answers ANS: D