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MSK US Test > Msk > Flashcards

Msk Flashcards

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U.S. Geography flashcards
1
Q

The biceps tendon has 2 insertions, the short and long heads. The short head inserts into the______? The long head inserts into ____?

A

Coracoid process/

Superior glenoid labrum

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2
Q

The proximal bony structure that defines Guyon’s canal is____?

A

Pisiform.

The pisiform and the hook of hamate form the proximal margin of Guyon’s canal.

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3
Q

The Plantar fascia attached to_____?

A

The calcaneus. It is hypoechoic and is

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4
Q

The radial nerve is located deep to what muscle?

A

Brachioradialis

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5
Q

What bursa in the knee communicates with the joint space?

A

Suprapatellar bursa. The others are outside the joint capsule.

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6
Q

The subacromial-subdeltoid bursa over what 2 tendons?

A

The subscapularis and the biceps tendon.

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7
Q

The radial nerve gives origin to what other nerve?

A

Posterior interosseous nerve

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8
Q

Pt presents w/ forearm pain 4 cm from the wrist. The 2 tendons that cross over and create a potential for irritation are?

A

APL/EPB over the ECRB/ECRL at a 60 degree angle. Known as intersection syndrome.

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9
Q

Which tendon in the carpal tunnel mimics CTS when enlarged?

A

Flexor carpi Radialis, bc of it’s close proximity to the median nerve.

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10
Q

The anterior joint recess over the femoral neck is normally how thick?

A

4-6 mm. The anterior and posterior joint capsules are each 2-3 mm each and may possibly contain fluid.

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11
Q

The ____ can not be seen on a shoulder US.

A

Anterior Labrum

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12
Q

The biceps tendon is present in which compartment around the elbow?

A

Anterior, it attaches to the radial tuberosity.

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13
Q

The dorsalis pedis artery is best identified how?

A

Anteriorly and medially, between the EHL & EDL and continues to the first metatarsal space.

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14
Q

Which structure primarily inserts onto the middle facet if the greater tuberosity?

A

Infraspinatus

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15
Q

The deltoid ligament attaches to what structure?

A

Medial malleolus and individual components. It is a stabilizer of the medial ankle.
The deltoid ligament includes:
Superficially-tibiocalcaneal , tibionavicular, posterior superficial tibiotalar ligaments.
Deep-ATTL & PDTL

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16
Q

Normal area of the median nerve?

A
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17
Q

What is the frequency of the 1st Dorsal septated compartment?

A

40%, a common anatomical variant

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18
Q

When scanning the anterior hip, one must follow the anterior superior iliac spine to see the origin of which muscle?

A

Sartorius

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19
Q

The lateral cutaneous nerve enters the thigh_____ to the inguinal ligament?

A

Posterior

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20
Q

When imaging the greater trochanteric bursa, the posterior facet is ____ shaped and located deep to the ______ muscle?

A

Curved and deep to gluteus Maximus.

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21
Q

FHL visualized at the first metatarsal phalangeal joint is imaged from the _____ surface between the ____ & _____?

A

Plantar.

Tibial & fibular sesamoid bones.

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22
Q

US evaluation of the ulnar nerve as it passes through Guyon’s canal demonstrates a cyst compressing the nerve just distal to the hemate. Clinical presentation is likely_____?

A 
Sensory defects.
The ulnar nerve passes through 3 zones.
Compression at zone 1- prox- causes sensory and motor deficits
Zone 2-mid-effects the deep motor branch
Zone 3-distal- causes sensory deficits.
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23
Q

The avg. length of the cephalocaudal length of the pectoralis major tendon is?

A

5 cm

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24
Q

When imaging the greater trochanteric bursa (subglut max bursa) it can be found____?

A

Between the posterior facet and the gluteus max.

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25
Q

Which of the following can not be see when scanning the anterior hip? Sartorius,, iliopsoas, rectus femoris, greater trochanter.

A

Greater trochanter bc it is a lateral structure.

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26
Q

The muscle responsible for radial nerve entrapment near the elbow is_____?

A

Supinator muscle.

Supinator syndrome or Posterior interosseous nerve palsy.

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27
Q

The first extensor compartment has recognized anatomical variants, but _____ is not one.

A

Fusing of the abductor pollicus longus and extensor pollicus brevis.

Splaying and division of the tendons are variants.

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28
Q

The femoral artery is located ____ to the hip joint?

A

Medial

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29
Q

What structure stabilizes the medial meniscus so it doesn’t snap in snd out of the joint space?

A

Medial collateral ligament.

This lig has a superficial and deep layer. The deep attaches directly to the med meniscus to provide support.

30
Q

The radial nerve is located deep to which muscle?

A

Brachioradialis

31
Q

When Sharpey’s fibers mineralize and attach tendon to bone it creates a _____ called a footprint.

A

Linear anechoic area adjacent to the cortical margin in ling axis.

32
Q

The strongest part of the ulnar collateral ligament is?

A

Anterior band, easily seen on US.

The UCL is comprised of 3 bands: anterior, posterior and transverse.

33
Q

The suprascapular nerve arises off the upper trunk of the brachioplexus and travels thru the glenoid notch innervating which 2 muscles?

A

Supraspinatus and infraspinatus muscles.

34
Q

The iliopsoas bursa is located ____ to the tendon.

A

Medial and superficial. Optimally imaged in the posterior aspect of the hip.

35
Q

I the posterior thigh the conjoint tendon and the semimembranosus attach to the ___?

A

Iscium

36
Q

The labrum is best visualized in which compartment?

A

Anterior in the long axis.

37
Q

Type lll acromion is most associated with ___?

A

Impingement. The hook can compress the Supraspinatus tendon.

38
Q

The ____ muscle coalesces to become part of the achilles tendon.

A

Soleus

39
Q

The ECU inserts onto____ and may cause snapping wrist bc of it.

A

The base of the 5th metacarpal bone.

40
Q

The supinator muscle is innervated by a branch of:

A

Radial/posterior interosseous nerve

41
Q

The peroneus longus tendon attaches to the base of:

A

First metatarsal

42
Q

The biceps brachii action is that of a_____of the forearm.

A

Supinator muscle

43
Q

Biceps tendon inserts onto the ____?
Supraspinatus tendon inserts onto the ___?
Subscapularis tendon inserts onto the ____?

A

Superior Labrum.
Greater tubercle.
Lesser tubercle.

44
Q

Fabella

A

Normal finding in 10-30% of people. Small hard nodule in the posterior knee along the lateral head of the gastronomius. ( looks like a calc in the muscle/tendon.)

45
Q

The MCL deep layer is attached to what structure?

A

Medial meniscus

46
Q

A bipartite patella is cosifered a normal variant in what % of the population?

A

2%

47
Q

IT band tendinosis should be evaluated at which 2 attachment points?

A

Gerdy’s Tubercle and the lateral femoral condyle.

48
Q

The tibiofibular joint in is a cause of lateral knee pain. It is a true synovial joint, easily injected with in out of plane approach bc it is superficial. It also communicates with the tibiofemoral joint in ____% of patients?

A

10%

49
Q

The posterior tibialis tendon is _____ in size in relation the the FDL tendon and attaches to ______ bony structure?

A

Twice the size of the FDL and attaches to the navicular

50
Q

The pes anserine complex is comprised of which tendons?

A

Sartorius, gracilis, semitendinosis in the medial knee joining together to insert onto the medial tibia.

51
Q

The EHL lies between which 2 tendons?

A

Tibialis anterior and EDL and is palpable.

52
Q

The coronoid fossa is a ___ structure?

A

Anterior

53
Q

The _______ is the aponeurosis of the biceps tendon and does not belong in the cubital tunnel?

A

Lacertus fibrosis

54
Q

The Achilles tendon is unique in that it does not have____?

A

A tendon sheath. Instead it is surrounded by paratenon composed of a single layer of cells

55
Q

The tarsal tunnel includes:

A

Posterior tibialis,
FDL,
FHL,
And the posterior tibial nerve, artery and vein.
Tarsal tunnel syndrome is defined by the entrapment the posterior tibial nerve at the level of the ankle.

56
Q

The bicipitoradial bursa is best evaluated:

A

Anterior and supinated

57
Q

The popliteus tendon inserts at the ____ of the femur:

A

Lateral femoral condyle

58
Q

This tendon lies adjacent to TFCC.

A

Extensor carpi ulnaris. It provides the ulnar mist border of the TFCC.

59
Q

The quadriceps tendon has ____ layers?

A
  1. Superficially-rectus femoris
    Mid- vastus lateralus and medialis
    Deep-vastus intermedius
60
Q

An enlarged subacromial bursa indicates ______ 90-100% of the time.

A

Rotator cuff tear.

61
Q

Hypothenar hamate Syndrome.

A

Thrombus in the ulnar artery compressing the ulnar nerve causing neuropathic symptoms.

62
Q

A decrease in distance between the acromion and humerus could indicate anterior impingement and Supraspinatus tear. On US the findings might be_____ and _____?

A

Ltd Supraspinatus movement under the acromion on dynamic imaging.

Thick Supraspinatus w a defect communicating w both articular and bursal surfaces.

63
Q

Secondary to an as naviculare, what may be found on the posterior tibialis tendon?

A

Shadowing near the attachment.

64
Q

Superficial translation of the flexor tendon with finger flexion is consistent with what type of injury?

A

A1 pulley rupture

65
Q

Inflammatory change seen near the triceps tendon insertion ca be seen in patients w ______?

A

Psoriatic arthritis forming enthesophytes (spurs)

66
Q

What are the 3 most identifiable characteristics of tendonosis on US?

A

Thick tendon, vascularity within the tendon, disruption in the continuity of the fibers.

67
Q

Tendinitis?

A

Rare: Hypoechoic with fibrillar pattern.

68
Q

Tenosynovitis?

A

Anechoic fluid with in the tendon sheath.

69
Q

Calcific tendinosis?

A

Hyper-echoic foci w or wo shadowing.

70
Q

Pain and inflammation in the lateral epicondyle is called____?

A

Tennis elbow

71
Q

Distal biceps tendon tears usually occur____?

A

1 cm proximal to the radial tuberosity.

MSK US Test (1 decks)

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