Radiology Flashcards

0
Q

Wrist

What is the ball catchers view good for?

A

To evaluate the To evaluate the tunnel for size and tunnel for size and space occupying space occupying lesions lesions  Evaluates the Evaluates the borders of the borders of the tunnel tunnel
To evaluate the pisiform

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1
Q

Wrist and hand

What does ulnar deviation help in locating?

A

Stresses the scaphoid, helps detect subtle fractures Stresses the scaphoid, helps detect subtle fractures – Evaluates carpal motion, intercarpal jt. integrity Evaluates carpal motion, intercarpal jt. integrity

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2
Q

Wrist

What is the best view to evaluate the first metacarpal areas and lateral carpals?

A

Oblique view

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3
Q

Wrist

What must be visible to be considered a diagnostic hand series?

A

The entire hand

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4
Q

Wrist

Where does the scaphoid fat pad extend from?

A

Trapezium to radial styloid process

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5
Q

Wrist

Where is the most common places in the hand to find the sesamoid bones?

A

Metacarpophalangeal joints

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6
Q

Wrist

What is the only symptom producing accessory ossicles in the hand?

A

so styloidium

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7
Q

Wrist

What normal variants occurs commonly at both ends of the metacarpal shaft, especially the base of the second metacarpal

A

Cortical thickness of the metacarpals

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8
Q

Wrist

What is carpal coalition and were is it most commonly seen?

A

Lunate and triquetrum

Failure of segmentation between 2x bones of the wrist

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9
Q

Wrist
On PA writs view if the scaphoid is mildly rotated by improper position what may appear overlying the distal aspect of the scaphoid

A

Scaphoid ring

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10
Q

Elbow

What is the jones view goof for visualising

A

To assess the olecranon process in the ulna

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11
Q

Elbow

What is significant about the oblique view?

A

Radio ulnar cross over

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12
Q

Elbow

What overlaps of the AP view and cannot be distinguished from each other

A

The coronoid and olecranon fossa

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13
Q

Elbow

The anterior fat pad is anterior to what structure in the elbow?

A

Coronoid fossa

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14
Q

The posterior fat pad is only visualised of?

A

If the elbow is extended of there is inflammation in the

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15
Q

Shoulder

What is an AP internal rotation taken to visualise?

A

Profiles lesser tubercle medially tubercle medially

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16
Q

What’s an AP EXTERNAL rotation taken to visualise?

A

Lesser tubercle

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17
Q

Shoulder

What does crasheys view visualise

A

By obliquely positioning the patient, it offers visualization of the glenohumeral joint with NO bony overlap.

18
Q

Shoulder

What is an uninvited apophysis?

A

Failure of a secondary growth centre to fuse with its parent bone

19
Q

Shoulder

What is sprengels deformity

A

Scapula fails to descend
Inferior angle is 2-10cm higher than its normal position at T7
Usually unilateral
Associates with klippel Fiel

20
Q

What view is a pseudotumor of proximal humerus seen on?

A

AP internal rotation

21
Q

Shoulder

What can a deltoid tubercle appearing large be mistaken for?

A

Tumors

22
Q

What is the space in mm seen in
A) acromioclavicular joint
B) coracoclavicular joint
C) Acromiohumeral joint

A

?

23
Q

What is a good view for evaluation of scapula

A

Trans-scapula view

Y view

24
Q

What is the name for the groove in the inferior surface of the medial aspect of the clavicle?
What is it for?

A

Rhomboid fossae
Insertion of the rhomboid ligament
Pressure from subclavian artery

25
Q

Foot

What is the medial oblique view good for evaluating?

A

Tibiofibular Sydnesmosis

26
Q

What view appears similar to AP ankle view? What is the difference?

A

Mortise view

Eliminates bony overlap in the joint space (lateral aspect of the joint space)

27
Q

What is the dorsal plantar view good for?

A

Coronal anatomy of the foot

28
Q

What view gives an axial view of the calcaneus?

A

Posterior tangential view (Harris beath)

29
Q

What is a sinus Tarsi? What view is it sometimes seen on?

A

A tunnel within the subtalar joint. Seen on either

  1. Oblique ankle view
  2. Mr
30
Q

What is the most common accessory ossicle seen on the foot?

A

Os trigonum- behind the talus

31
Q

What should accessory ossicle be distinguished from?

A
  • fractures

- soft tissue calcifications

32
Q

What should a bipartite sesamoid not be so fused with?

A

Fracture

33
Q

What is a talar break and what should it not be confused with?

A

Degenerative osteophcyte

Bony process on the dorsal aspect of the neck of the talus

34
Q

What’s a problem that might arise from tarsal coalition?

A

Premature degenerative osteoarthritis of the tarsal joints

35
Q

What is polydactyl

A

More than 5 fingers or toes

36
Q

Knee

What degree of flexion must the knee be at on the lateral view?

A

45 degrees

37
Q

What joint is best visualised on sunrise view?

A

Patello-femoral joint

38
Q

Knee

Upright AP knee is use to evaluate what joint space width

A

Tibiofemoral joint space

39
Q

If the posterior boarders of patella tendon are not well defined, this could suggest what?

A

Bursitis?

40
Q

Knee

The supra patella bursae may become apparent if what?

A

Inflammed Posterior quadriceps tendon

41
Q

Knee

What is ludloff spot? Is it a true anatomical structure? What film is it visible from

A

Not a true anatomical structure
Appears due to less cortical bone ring transversed anteriorly or posteriorly, cortical edge of tunnel and physis
Only viewed on lateral view

42
Q

What is the most common corner to get bipartite of multipartite patella in? Is it smooth or jagged?

A

Superolateral corner

Bipartite 80% of the time

43
Q

What is fabella and what is its clinical significance?

A

None

Sesamoid bone that lies in the lateral head of the gastroc