S2_L1: Examination of the Elbow, Wrist, and Hand Complex Flashcards
modified T/F
Muscular strain are usually group of muscle since same origin
Ligamentous sprain are collateral ligamental injuries
TT
modified T/F on OLECRANON BURSITIS
Aka student elbow, thinker’s elbow, in which there’s an inflammation of the olecranon bursa
There are as many as 10 bursae around the elbow complex but the olecranon bursa is the most commonly injured
TT
- Golfer’s, Pitcher’s, Little Leaguer’s elbow
- Affects the pronator teres and flexor carpi radialis
- Tennis elbow
- 7x more common than medial epicondylitis
- Affects the extensor carpi radialis brevis, extensor carpi radialis longus, extensor digitorum
A. MEDIAL EPICONDYLITIS
B. LATERAL EPICONDYLITIS
- A
- A
- B
- B
- B
which of the ff are true about PULLED ELBOW AKA Nursemaid’s elbow
A. Common in children 2-5 years old
B. Locking of the forearm in pronation or neutral rotation when a segment of the annular ligament is pulled over the edge of the radial head
C. Happens in extended and pronated elbow by sudden direct pull
D. Traction force is applied in the elbow,
dislocating the radial head
E. All movements normal except: PRONATION
E. All movements normal except: SUPINATION
T/F
the most common mechanism of injury of Flexor tendon laceration is trauma due to sharp objects, Ex: Hold-up incidents
T
which of the ff are true about Extensor tendon laceration
A. More common than flexor tendon laceration
B. Extensor tendons are more superficial
C. Found on the dorsum aspect of the hand
D. MOI: trauma d/t sharp objects
E. All of the above
E
the ff are true about Rupture of extensor pollicis longus tendon, EXCEPT:
A. Passes through the IP joint of the thumb and crosses the wrist joint towards the radius
B. Rarely happens spontaneously d/t trauma
C. More commonly caused by a long standing non-displaced fracture of the radius
D. Commonly occurs at the site of the Lister’s tubercle due to the friction of nondisplaced fracture that causes the
rupture of the EPL tendon
E. None of the above
E
which are true about Central slip rupture
A. Ligamentous expansion comes from the extensor muscles and tapers down at the level of the PIP
B. Central slip is found right on top of the PIP
C. Wings at the sides of the PIP are the lateral bands
D. Rupture of central slip causes the default position of PIP flexed (Boutonniere deformity)
E. All of the above
E
the ff are true about Avulsion of flexor digitorum profundus tendon, EXCEPT:
A. FDP tendon is located beneath the digit of the ventral/palmar aspect of the digits
B. Rupture of FDP causes the inability to flex the DIP
C. Special test to be done is Empty Can test
D. Most commonly affected is the 4th / ring finger
E. Results from a hyperextension injury
C. Special test to be done is Jersey Finger
modified T/F
MALLET/BASEBALL/DROPPED/CRICKET FINGER’s Mechanism of injury is when a heavy object hits the tip of your finger while it is extended & causes the inability to extend DIP
RUPTURE OF ULNAR COLLATERAL LIGAMENT AKA Gamekeeper’s thumb has a Mechanism of injury of valgus injury or hyperabduction force on the thumb like when falling on a hyperabducted thumb
TT
Grade 1: stretching of ligament but still in tacked
Grade 2: partial tear of the ligament
Grade 3: complete tear
which of the ff are true about DE QUERVAIN’S TENOSYNOVITIS
A. Aka washer woman’s syndrome is d/t friction at the side of the hand during
handwashing
B. Inflammation of the tendons of the hand like Abductor pollicis longus and extensor pollicis brevis (Apolo ExPoBre)
C. Swelling, redness, and inflammation on the wrist area d/t overuse or trauma
D. All of the above
D
the ff are true about TRIGGER FINGER/STENOSING TENOSYNOVITIS, EXCEPT:
A. A1 pulley at the MCP area; A2 pulley at the PIP area; A3 pulley at the DIP area
B. Thickening of ligaments/nodules at the level of A1pulley that causes the trigger finger
C. Moving finger towards extension creates a clicking sensation wherein the nodule is forcing its way through the sheath at the MCP area
D. Commonly d/t overuse of the hands & affects the third and fourth fingers which may worsen with pain and can lock the finger in extension
E. None of the above
E.
match the CONTRACTURES/DEFORMITIES
(can have multiple answers)
- Result of weak extrinsic muscles and strong intrinsic muscles
- May be result of neurologic conditions
- Weak intrinsics and strong extrinsics
- Characteristic hyperextension of the PIP and flexion of the DIP
- Hyperextended MCP, flexed PIP, and extended DIP
- Starts off as a simple nodule on the hand that worsens over time and results in a contracture or inability of patient to straighten or extend the hand & most commonly affects the 3rd & 4th fingers
A. INTRINSIC PLUS
B. INTRINSIC MINUS
C. SWAN NECK DEFORMITY
D. BOUTONNAIRE DEFORMITY
E. CLAW HAND DEFORMITY
F. DUPUYTEN’S CONTRACTURE
- A
- A
- B, E
- C
- D
- F
modified T/F
Extrinsic muscles are only located in the hand area
Intrinsic muscles can have origins or
insertions beyond the hand area
FF
Intrinsic muscles are only located in the hand area
Extrinsic muscles can have origins or
insertions beyond the hand area
match the BONE: OSTEONECROSIS (Avascular necrosis)
necrosis:
1. scaphoid bone
2. distal ulna
3. capitulum of the humerus
4. vertebral body
5. lunate bone
A. Preiser’s
B. Kienbock’s:
C. Burn’s
D. Panner’s
E. Calve
- A
- C
- D
- E
- B
match the BONE: OSTEONECROSIS (Avascular necrosis)
necrosis:
1. vertebral cartilage resulting to abnormal kyphotic posture in the adults
- metatarsals
- navicular bone
- femoral head in children
- femoral head in adults
A. Scheurmann’s
B. Legg-Calve-Perthes Disease (LCPD)
C. Chandler’s
D. Kohler’s
E. Freiberg’s
- A
- E
- D
- B
- C
modified T/F on SCAPULOLUNATE ADVANCE COLLAPES
Complication of chronic wrist arthritis or chronic radiocarpal RA
Collapse in the junction between the lunate and the scaphoid bones
TT
which of the ff are true about MADELUNG’S DEFORMITY, EXCEPT:
A. Autosomal recessive disorder
B. Dorsal prominence of lower end of ulna
C. Instability of distal radioulnar articulation
D. Can be AD, F>M, more commonly bilateral
E. Findings: LOM of wrist extensor,
pronation/supination
A. Autosomal dominant disorder
the ff are true about Triangular fibrocartilage complex (TFCC) INJURY
A. ligament that connects the radius and ulna, right at the junction of the radius and ulna and the carpal bones
B. Mechanism of injury is fall on an extended wrist with the forearm
pronated or traction force on the ulnar side of the wrist Ex: tug of war
C. Wrist pain during pronation/supination, Ex: turning a door knob
D. All of the above
D.
modified T/F
Combination of proximal & distal symptoms is called double crush syndrome
Course of symptoms in Acute is 48-72 hrs, Subacute is more than 2 wks, Chronic is 2-6 months
TT
the ff are true about FOOSH INJURY, EXCEPT:
A. Most common mechanism of injury for elbow, wrist and hand complex
B. Impact of fall is absorbed by hand and travels along the forearm, humerus, and is absorbed by the clavicle
C. Angulation in the elbow (cubital angle) wherein the force will be concentrated more on one side
D. Compressive force on the lateral side of the elbow and traction force on the medial aspect of the elbow
E. None of the above
E.
modified T/F
Cyanotic means decrease blood supply & Redness/erythema means persistent
inflammation
Dry and scaly skin means decreased sympathetic activity while Smooth, shiny, glossy means increased
sympathetic activity
TT
modified T/F
Bouchard’s is the swelling at DIP while Herberden’s is swelling at PIP
Syndactyly is the union of two/three digits while Polydactyly means there’s extra fingers
FT
Bouchard’s is the swelling at PIP while Herberden’s is swelling at DIP
match the ff grade of Tenderness
- pt winces and withdraws the joint
- pt complains of pain
- pt will not allow palpation of the joint
- pain and winces
A. Grade 1
B. Grade 2
C. Grade 3
D. Grade 4
- C
- A
- D
- B
modified T/F on Anthropometric measurements
Limb girth measurement is used to compare muscle bulk & identify a body landmark then measure a few cm above and below this landmark
Volumetric measurement is used to confirm swelling of distal body parts
(hands and feet)
TT
the ff are important to take note of in Range of motion, EXCEPT:
A. AROM first before PROM, & don’t have to measure all
B. Movements that are painful are done last
C. Overpressure is applied with caution to determine whether a painful arc exists
D. Watch out for trick movements & note for capsular patterns
E. None of the above
E
match the ff myotomes
- finger flexors (distal phalangx of middle finger)
- elbow flexors
- wrist extensors
- finger abductors
- elbow extensors
A. C5
B. C6
C. C7
D. C8
E. T1
- D
- A
- B
- E
- C
identify the wrong matching of Dermatomes
o C2: occipital protuberance
o C3: supraclavicular fossa
o C4: top of acromioclavicular joint
o C5: lateral elbow
o C6: thumb
o C7: index finger
o T1: medial elbow
o T2: apex of axilla
C7: middle finger
identify the wrong matching of DTR
- Biceps = C5-C6
- Triceps = C7-C8
- Brachioradialis = C6-C8
- 0 = absent
- = hyporeflexive
- ++ = normoreflexive
- +++ = hyperreflexive
- ++++ = clonus
Brachioradialis = C5-C6
match the special tests
(can have multiple answers)
- lateral epicondylalgia
- sprain in MCL or LCL of the elbow
- medial epicondylalgia
A. Varus/valgus stress test
B. Cozen’s test
C. Mill’s test
D. Middle finger test/Maudsley’s test
E. Medial epicondylitis test
- B,C,D
- A
- E
which of the ff are Test for pronator teres syndrome
A. Wartenberg’s test
B. Elbow flexion test
C. Pinch grip test
D. Tinel’s sign
E. All of the above
E
T/F
Tests for ligament, capsule and joint instability include:
Ligamentous instability tests for the fingers
Thumb ulnar collateral ligament laxity or instability test
T
the ff are Test for tight retinacular (collateral) ligament, EXCEPT:
A. Lunotriquetral ballotment test
B. Murphy’s sign
C. Watson’s test
D. Piano keys test
E. Allen’s test
E
the ff are Tests for tendons and muscles, EXCEPT:
A. Finkelstein test
B. Hand volume test
C. Sweater finger sign
D. Bunnel-litter sign
B
the ff are Tests for circulation and swelling, EXCEPT:
A. Watson’s test
B. Hand volume test
C. Digital blood flow
D. Allen’s test
A. Watson’s test