Test Yourself!
Quiz 4

1/Radiography gives much more information about the urinary bladder than ultrasound does.
True or false?

True
False

2/ This image represents the normal appearance of the urinary bladder in which species? Dog Cat Horse Cow

3/ Which ultrasound artefact is commonly associated with imaging of the urinary bladder?

Reverberation
Mirror image
Acoustic shadowing
Acoustic enhancement

4/ What is your main diagnosis? Cystitis Urinary calculus Neoplasia Haematuria Normal bladder

5/ Why is it desireable to scan the bladder when it is distended?

a/ The bladder is easier to find.

b/ The echogenicitiy of the urine depends on the volume within the bladder and it only appears anechoic when the bladder is distended.

c/ The bladder is intrapelvic when it is empty and so cannot be imaged. It only becomes intra-abdominal when distended.

d/ The wall thickness depends on the distention of the bladder and can be assessed more accurately when the bladder is full.

6/ What is your main diagnosis? Cystitis Urinary calculus Neoplasia Haematuria Normal bladder

7/ Which type of urinary calculi are visible using ultrasound?

a/ All types of calculi are visible using utrasound.
b/ No urinary calculi are visible using ultrasound.
c/ Only radio-opaque caculi are visible using ultrasound.
d/ Only radio-lucent caculi are visible using ultrasound.

8/ What is your main diagnosis? Cystitis Urinary calculus Neoplasia Haematuria Normal bladder

9a/Which of the following statements is NOT true for urinary calculi?

a/ Their location does not change when the position of the animal is altered.
b/ They produce distal acoustic shadowing.
c/ They obscure the region of the bladder wall which lies beyond them.
d/ They may be associated with a concurrent cystitis.

9b/ Which of the following statements is NOT true for bladder tumours?

a/ Their location does not change when the position of the animal is altered.
b/ They may produce distal acoustic shadowing.
c/ They are always located at the bladder neck.
d/ They may be associated with a concurrent cystitis.

10/ What is wrong with the bladder in this image? a/ Nothing b/ The wall is thicker than normal c/ The area beyond the bladder is brighter than normal. d/ The bladder is an abnormal shape.