Hand and wrist 2 Flashcards

(40 cards)

1
Q

What does TFCC stand for?

A

Triangular Fibocartilage Complex

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2
Q

What is the fibrocartilage meniscus supported by?

A

A meniscal “homologue” meaning a double or duplicate or sling or leash

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3
Q

Image of TFCC

A

green=fibrocartlage and purple=homolouge

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4
Q

DeQuervains Disease: what compartment, what tendons and how does it occur

A

1st compartment, APL+EPB, repetitive strain

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5
Q

Shat triggers/restricts movement during DeQuervains>

A

Retinacualr stnosis

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6
Q

In the first compartment, is there a 1st compartment septum? Multiple tendon slips?

A

Yes, yes

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7
Q

What are some of the common side effects of injection to DE Quervains?

A

see pic (pain/discoloration)

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8
Q

Image: crossover syndrome

A

note the tenosynovitis

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9
Q

What is a boxer knuckle

A

tramatic injury of sagittal bands.

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10
Q

How can you illicit ECU snapping?

A

Dynamic testing of forearm supination with hand extension

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11
Q

How large should the gap be for scapholunate instability

A

> 3 mm

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12
Q

What is Hammer Syndrome

A

Pain/numbness from ulnar nerve compression on hamate. Postive Allens test

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13
Q

Are there median nerve variants?

A

Yes, yes

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14
Q

What level is the deep motor nerve located at guynon canal?

A

level of the hamate

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15
Q

Pully Disease thickening what level is climbers finer and trigger finger

A

Climbers finger=A2 Trigger finger=A1

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16
Q

Image A1 Pully Disease Ruture

A

You can see the bowstrining on the fingers if disruted. See gap at volar plate

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17
Q

What are the 3 phases of proliferative duputrynens contracture

18
Q

Image of Dupuytrens contracture

19
Q

Is a RA nodule Mobile Non compressible

20
Q

Where is a dorsal ganglion cyst locate and is it compressible

A

yes, and an anechoic sac. Usually arises of the dorsum of a carpal joint

21
Q

What does a Ganglion Cyst in Guyons canal have along with a Schwannoma of ulnar nerve

A

GC=Anechoic and compressible with no color doppler signal and S=color doppler signal and solid isoechoic sturcture, benign

22
Q

Characteristics of a Lipoma and Giant Cell Tumor

A

Lipoma=no color signal, iso echoic compressible, Giant cell tumor=+ color signal, hyperechoic and compressible, benign tendo turmor and similar to PVNS

23
Q

Scapho-Lunate Radiographic Findings

24
Q

Carpal Metacarpal/ CMC Arthrosis-Image

25
Image: Mass Evaluation
26
Image: Stener Lesion & Gamekeeper's/Skiers Thumb
27
Image: OA
28
Image: RA
29
Image: TFCC
30
Image: flexor tendon pully system
31
Image: Thumb anatomy
32
Image: synovial thickness assessment
33
Is a RA nodule Mobile Non compressible
34
Origin of FCU
35
Origin of the FCR
36
Pully Disease thickening what level is climbers finer and trigger finger
37
What are the 3 phases of proliferative duputrynens contracture
38
What does a Ganglion Cyst in Guyons canal have along with a Schwannoma of ulnar nerve
39
What level is the deep motor nerve located at guynon canal
40
Where is a dorsal ganglion cyst located and is it compressible