Deck 20: Magnetic Resonance Imaging Patterns

Question 1

What spine region is imaged in Figure 20-2A through Figure 20-2D?

A) Cervical
B) Thoracic
C) Lumbar
D) Sacrum/coccyx

Answer 1

Lumbar

Question 2

What body region is imaged in Figure 20-3A and Figure 20-3B?

A) Shoulders
B) Hips
C) Abdomen
D) Uterus

Answer 2

Hips

Question 3

Which of the following best explains the abnormality indicated by the white arrows in Figure 20-2C and Figure 20-2D?

A) Abscess
B) Paraspinal soft tissue mass
C) Paraspinal musculature
D) Hemorrhage

Answer 3

Paraspinal soft tissue mass

Question 4

In Figure 20-1C the area of increased signal intensity marked by the black arrow is a(an) __________.

A) Intra-articular effusion
B) Synovitis
C) Baker cyst
D) Arterial aneurysm

Question 5

What body region is imaged in Figure 20-1A to Figure 20-1C?

A) Ankle
B) Knee
C) Wrist
D) Elbow

Question 6

Which of the following diagnoses best accounts for the abnormalities observed in Figure 20-2?

A) Infectious spondylodiscitis
B) Osteoporotic compression fracture
C) Hemangioma
D) Lymphoma

Question 7

What can be inferred from comparing the signal intensity of the T8 and T11 vertebral bodies?

A) The T8 lesion is acute
B) The T11 lesion is acute
C) Both lesions are acute
D) Both lesions are chronic

Question 8

The abnormalities observed in Figure 20-3 are diagnostic for __________.

A) Septic arthritis
B) Transient osteoporosis
C) Osteoarthritis
D) Avascular necrosis

Question 9

In what imaging plane are Figure 20-4A and Figure 20-4B?

A) Coronal
B) Sagittal
C) Axial
D) Oblique

Question 10

What is the composition of the areas in Figure 20-2A and Figure 20-2B that are white/high-signal intensity?

A) Fat
B) Water
C) Protein
D) Iodine contrast

Question 11

Figure 20-3A and Figure 20-3B are in the __________ plane.

A) Coronal
B) Axial
C) Sagittal
D) Oblique

Question 12

Which of the following is the underlying cause of the abnormalities present in Figure 20-4A and Figure 20-4B?

A) Osteoporosis
B) Metastasis
C) Infection
D) Chronic renal disease

Question 13

Signal abnormality identified by the white open arrow in Figure 20-1A is significant for__________.

A) Ligament tear
B) Osteochondritis dissecans
C) Hemarthrosis
D) Bone contusion

Question 14

What pulse sequence was used to accomplish Figure 20-3B?

A) T1
B) T2
C) Proton density
D) Gradient E

Question 15

Which of the following diagnoses best accounts for the abnormality indicated by the white arrow in Figure 20-1B and Figure 20-1C?

A) ACL tear
B) Ulnar collateral ligament tear
C) PCL tear
D) Osteochondral lesion

Question 16

What pulse sequence was used to acquire Figure 20-1A?

A) T1
B) T2
C) Proton density
D) STIR

Question 17

Which of the following best characterizes the signal characteristics of the area of abnormality?

A) Low T1, low STIR (fluid sensitive)
B) Low T1, high STIR (fluid sensitive)
C) High T1, low STIR (fluid sensitive)
D) High T1, high STIR (fluid sensitive)

Question 18

Which of the following best explains the abnormal signal intensity at T11?

A) Intraosseous hemorrhage
B) Infection
C) Marrow replacement
D) Amyloid deposition

Question 19

Which of the following best describes the shape of the T11 vertebra?

A) Pancake
B) Biconcave
C) Step-off
D) Bullet

Question 20

Which vertebral level shows abnormal signal intensity?

A) T12
B) L3
C) L5
D) Sacrum