Wrist Flashcards

(55 cards)

1
Q

Distal Radioulnar Joint Resting position

A

10 degrees of supination

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2
Q

Distal Radioulnar Joint closed packed position

A

5 degrees of supination

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3
Q

Distal Radioulnar Joint capsular pattern

A

Full ROM, pain at extremes of rotation

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4
Q

Radiocarpal (Wrist) Joint resting position

A

Neutral with slight ulnar deviation

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5
Q

Radiocarpal (Wrist) Joint
Closed packed position

A

Extension with radial deviation

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6
Q

Midcarpal Joints resting position

A

Neutral or slight flexion with ulnar deviation

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7
Q

Midcarpal Joints closed packed position

A

Extension with ulnar deviation

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8
Q

Midcarpal Joints capsular pattern

A

Equal limitation of flexion and extension, works with radiocarpal joint

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9
Q

Intercarpal Joints resting position

A

Neutral or slight flexion

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10
Q

Intercarpal Joints closed packed position

A

Extension

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11
Q

Intercarpal Joints capsular pattern

A

None

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12
Q

Carpometacarpal Joints resting position

A

Thumb, midway between abduction and adduction, and midway between flexion and extension; Fingers, midway between flexion and extension

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13
Q

Carpometacarpal Joints
Closed packed position

A

Thumb, full opposition; Fingers, full flexion

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14
Q

Carpometacarpal Joints
Closed packed position

A

Thumb, full opposition; Fingers, full flexion

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15
Q

Carpometacarpal Joints
Capsular pattern

A

Thumb, abduction and extension; Fingers, equal limitation in all directions

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16
Q

Metacarpophalangeal Joints
Resting position

A

Slight flexion

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17
Q

Metacarpophalangeal Joints
Closed packed position

A

Thumb, full opposition; Fingers, full flexion

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18
Q

Metacarpophalangeal Joints
Capsular pattern

A

Flexion and extension

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19
Q

Interphalangeal Joints
Resting position

A

Slight flexion

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20
Q

Interphalangeal Joints. Closed packed position

A

Full extension

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21
Q

Interphalangeal Joints
Capsular pattern

A

Flexion and extension

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22
Q

What maintains stability

A

Radioscapholunate ligament

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23
Q

Flexor Zone I
Anatomical Landmark?
Clinical Application?

A

FDP insertion (DIP)
Tear of FDP, Sweater fingers

24
Q

Flexor Zone II
Anatomical Landmark
Clinical Application

A

FDS insertion (PIP), Distal palmar crease
Tear FDP and FDS, No Man’s Land

25
Flexor Zone III Anatomical Landmark Clinical Application
Distal palmar crease, distal to Carpal Tunnel Area FDP, FDS, and Lumbrical damage
26
Flexor Zone IV Anatomical Landmark Clinical Application
Carpal Tunnel Area FDP, FDS, FPL Median Nerve Injury
27
Flexor Zone V Anatomical Landmark Clinical Application
Proximal wrist to forearm All intrinsic and extrinsic flexors; Both ulnar and median nerve; Radial and ulnar arteries
28
Flexor Zone of Thumb I Anatomical Landmarks Clinical Application
TI Distal phalanx, neck of proximal phalanx Tear FPL
29
Flexor Zone of Thumb II Anatomical Landmarks Clinical Application
Base of proximal phalanx, neck of first metacarpal Tear FPL and FPB
30
Flexor Zone of Thumb III Anatomical Landmarks Clinical Application
From first metacarpal going proximally Thenar muscle
31
What deformity will manifest if the Extensor zone affected is I and II?
Swan Neck Deformity
32
What deformity will manifest od the affected structure is Extensor zone III and IV?
Boutonniere Deformity
33
What will manifest if Extensor zone affected is I and II?
Mallet Finger
34
Its cause is the weakening of the capsuloligamentous structures of the MCP joint Bowstring effect of the extensor communis tendon
Ulnar Drift
35
Inability to simultaneously flex MCP and PIP joints Caused by adhesions or shortening of the extensor communis tendon proximal to the MCP joint
Extensor Plus Deformity
36
Thickening of the flexor tendon sheath Common in third and fourth finger
Trigger Finger / Digital Tenovaginitis Stenosans
37
Atrophy of thenar muscle Unable to flex or oppose thumb Caused by median nerve palsy proximal to wrist joint
Ape Hand Deformity
38
Both median and ulnar nerve pathology From an extended fingers, patient ask to flex? From a flexed position, patient ask to extend?
Bishop’s Hand / Benediction’s Hand Ext to flex = median nerve Ext to flex = ulnar
39
Wrist drop is caused by damage to the ? What if there is no sensory loss what nerve is damaged
Radial nerve PNI: has sensory loss - PARESTHESIA ANI: NO sensory loss
40
What extensor zone is affected when there is a Tear on central slip and lateral band? Boutonniere deformity
III &IV
41
FDP, FDS, FPL, and median nerve injury occur in what area and what flexor zone?
Carpal tunnel area, Flexor zone IV
42
Common in diabetes showing area of abnromal sensation ingatan dahil di malalaman kung may bleedin
Opera glove anesthesia
42
What degrees are the normal functional movement of the wrist: Flexion; Extension; Radial dev; Ulnar dev;
Flexion; 40 deg Extension; 40 deg Radial dev; 15 deg Ulnar dev; 20 deg
42
What range (percent) is the acceptable difference b/w the grip strength of each hand?
grip strength: difference 5-10% in both hand
42
torn FDP terminal tendon EXTENSOR ZONE 1 flex DIP (presentation)
MALLET
43
What type of hand deformity is usually seen in pt w/ RA?
Zigzag deformity *common sa thumb, seen in RA *In severe cases of RA, Zigzag, ulnar drift, and yung nodes
43
4 stages of grip
1. opening of the hand 2. positioning and closing the fingers and thumb (grasp) 3. Exerted force 4. Release * summarized version
44
Thorn UCL and MCP of thumb Also known as Skier's thumb Id UCL is torn it will deviate radially
Gamekeeper thumb
44
DIP is flexed PIP is extended (most affected) MCP is flexed lateral band ung affected volar plate deformity EXT zone 1 terminal tendon
Swan neck deformity
44
PIP joint ang affected common sa RA
Bouchard’s nodes
45
DIP is extended PIP is flexed (flexed) MCP is extended zone 3 and 4 central band
Boutonniere deformity
45
Common in severeRA MCP flexion Ulnar deviation THumb subluxation palmar subluxation onMCP MCP is weak due to bow stinging
Ulnar drift
46
Atrophy of thenar muscle Unable to flex or oppose thumb Caused by median nerve palsy proximal to the wrist joint median nerve
Ape hand deformity
47
Contracture of palmar fascia MC: men, 4th and 5th finger Common in men palpation: matigas, may nodule
Dupuytren’s contracture
47
Polydactyly and triphalangism Other congenital anomaly Campodactyly: Clinodactyly: orientation: Syndactyly: Macrodactyly:
Polydactyly and triphalangism Other congenital anomaly Campodactyly: little finger is bent Clinodactyly: orientation: diagonal Syndactyly: magkadikit Macrodactyly: malaki