Musculoskeletal Flashcards
Shoulder inspection presents with: Arm adducted, internally rotated, ant. shoulder is flat, prominent Humeral had. what type of dislocation do you suspect?
Posterior Glenohumeral dislocation
Anterior Glenohumeral dislocation shoulder presentation includes?
Arm abducted, Externally rotated, inferior humeral head, deltoid contour loss.
Which shoulder dislocation is more common, Anterior or posterior?
Anterior is the MC type
a compression fracture of the humeral head groove.
impact against glenoid.
Hill-Sachs Lesion
A bank-Hart lesion is a fracture of the what?
Inferior Glenoid rim fracture
Posterior Glenohumeral shoulder dislocation is most common associated with what injury (s)?
Seizures, Electric shock, or trauma
What must you rule out with and Anterior shoulder dislocation?
Must rule out Axillary nerve injury (Sensation over deltoid)
Most helpful view to differentiate Posterior v.s Anterior dislocation?
Axillary and Y view
Anterior deltoid pain w decreased ROM w overhead activities, external rotation, or abduction.
Combing hair, wallet reach, can’t sleep on affected side.
(+) Drop arm test, Neer’s, Jobe’s Tx:
Rotator Cuff Injury (SITS)
Tx: NSAID, Rest, wall climbs (PT)
As a result of Direct blow to an adducted shoulder leads to ?
Acromioclavicular Joint Dislocation
Class of AC dislocation where there is significant widening of AC/CC space?
Class III AC separation with CC involved (both rupture)
Class of AC dislocation where there is slight widening@ AC space?
Class II Only AC rupture
Classes of AC/CC dislocations that require surgery?
Class III-V (Otherwise sling, Ice, analgesia)
Humeral fracture where patient may develop wrist drop?
Must R/O Radial Nerve injury
Humeral shaft fracture
Proximal or Humeral head fractures requires to R/O injuries to what area?
Brachial plexus and Axillary nerve injuries
What is the management for Humeral shaft fractures?
Sugar tong splint + Sling/Swathe Ortho w/I 24-48 hrs
MC commonly fractured bone in children /adolescent/ newborn?
Clavicle fracture
Which clavicle fracture requires orthopedic consult?
Proximal 1/3 of involvement of the clavicle
Stiffness/inflammation w Decreased ROM especially with external rotation, you think what disorder?
Tx:
Adhesive Capsulitis (Frozen shoulder)
Tx: NSAIDs, PT ROM, IACS injection
Pain or paresthesia’s to the forearm and or Ulnar side of hand: (+) Adson’s
Dx: Tx:
Thoracic Outlet syndrome
Dx: MRI Tx: PT, Ortho, +/- Surgery
On x-ray you see a displaced anterior fat pad and (+) posterior fat pad sign (hemarthrosis), you think what lesion? Tx:
Supracondylar humeral Fracture (Kid)
Radial Head fracture (Adult)
Tx: Non displaced= Posterior splint
Displaced= ORIF
Median nerve and Brachial Artery injury are consistent with ?
Volkmann Ischemic contracture (Claw-like deformity)
Supracondylar Humeral fractures are MC with what MOI and ages?
FOOSH MC in children 5-10 YOA
Lateral radial pain with inability to fully extend the elbow: (+) posterior fat pad or displaced A. fat pad?
Radial Head Fractures
What are the Kanavel’s signs?
FLEX Finger held in flexion Length of tendon sheath tenderness Enlarged finger Xtension of finger increased pain (Passive)
What specific lesion is Kanavel’s associated with?
Suppurative Flexor Tenosynovitis
MOI includes a fall on a flexed elbow with inability to extend elbow–> ______ _______ dysfunction?
Tx:
Olecranon Fractures
Tx: Displaced: ORIF Non-displaced=reduction
Splint 90 degree
Abrupt swelling, boggy, red elbow. Tender or painless. Limited ROM w flexion.
Tx:
Olecranon Bursitis
Tx: NSAIDs, Padding, ILCS injection, rest
Septic Bursitis Diagnosis
Needle aspiration with >2K WBC
Distal radial shaft fracture with dislocation of the DRUJ from FOOSH MOI?
Tx:
Galeazzi Fracture
Tx: Unstable! needs ORIF (Long arms splint
A Monteggia fracture involves what injuries?
Tx:
Proximal Ulnar fracture with Anterior Radial Head Dislocation
Tx: Unstable! need ORIF
A nursemaid’s Elbow injury patent will have what presentation?
Radial Head subluxation (MC 2-5 YOA)
Arm slightly flexed
Refuses to use arm
TTP of the Radial Head
A radial styloid fracture is known as?
Hutchinson’s fracture (Chauffer’s fracture)
Inflammation of the insertion Extensor Carpi Radialis Brevis (ECRB)?
Lateral Epicondylitis (Tennis)
Medial Epicondylitis (Golfer’s Elbow) is inflammation of the?
Pronator Teres-flexor Carpi Radialis (PTFCR)
Patient presents with prominent olecranon process and flexed elbow. MOI Hyperextension FOOSH
Must R/O what injury?
Elbow dislocation
R/O- Brachial artery and Median/Ulnar/Radial nerve injury
What elbow dislocation is MC?
Tx:
Posterior Dislocation is MC
Tx: Immediate reduction @ 90Degrees 7-10 days
unstable= ORIF
Paresthesias /Pain along the Ulnar Nerve that is worse with elbow flexion?
Tx:
Cubital Tunnel Syndrome (Ulnar Neuropathy)
Tx: Immobilize with sleep, NSAIDS, IACS Inj.
Physical exam tests for Cubital Tunnel Syndrome
(+) Tinel’s @ elbow and (+) Froment’s Sign (Pinch test)
Scaphoid Fracture is MC at what anatomic location?
Tx:
Waist of scaphoid (Vascular Distal to proximal)
Tx: 2 week Thumb Spica (repeat X-R)
Pain at dorsal radial side of wrist w click on wrist movement: (+) Terry Thomas sign (>3mm sep.)
Tx:
Scapholunate Dissociation
Tx: Radial Gutter Splint
Distal Radial fracture with Ventral angulation
Tx:
Smith Fracture
Tx: Sugar Tongue Splint cast
>20 degree Angulation/ Comminuted= ORIF
Distal radial Fracture with Dorsal Angulation:
“Dinner Fork Deformity”
Tx:
Colles Fracture (CD)
Tx: Sugar Tongue Splint cast
>20 degree Angulation/ Comminuted= ORIF
Spilled Tea Cup Lat view/Piece of pie AP sign is associated with?
Tx:
Lunate dislocation
Tx: Unstable- ORIF
Kienbock’s Disease is associated with what injury?
Lunate Fracture
Pain is out of proportion to injury with autonomic nervous system S/Sx: following bone/tissue injury
Post wrist fracture/surgery: Waxy or pale skin, hairloss, joint atrophy and contractures. Pain out of proportion
Complex Regional Pain syndrome
MOI: blow to extended finger forcing it to flex may–> avulsion Fx of distal phalanx. inability to extend@ DIP
Mallet finger
Mallet Finger may lead to ?
Swan Deformity
Boutonniere Deformity includes
Finger flexion @ PIP and hyperextension @ DIP
Swan Neck Deformity includes
Hyperextension @ PIP and flexion @ DIP
Mallet finger includes
Flexion @ DIP with inability to extend DIP
Sprain or tear of the Ulnar Collateral Ligament of thumb with instability of MCP joint? (Hyperabduction
Tx:
Gamekeeper’s (Skier Acute) Thumb
Tx: Thumb Spica and Hand Sx referral
Intraarticular fracture through the base of the 1st MCP with a large distal fragment dislocated by APL?
Tx
Bennet Fracture (Comminuted Bennet= Rolando)
Tx: Unstable-ORIF
Any Boxer fracture with > ____to____ angulation requires what treatment?
Tx:
> 25-30 Degrees angulation= Reduction (Unable=ORIF)
Tx: Ulnar Gutter w 60degree flexion
Bite wounds with hand fracture require what ABX
Amoxicillin with Clavunate (Eikenella Corrodens Human)
Growth Plate Fracture with involvement of Metaphysis/Epiphysis?
SALTER Harris fracture IV
Growth plate Fracture with involvement of Metaphysis only?
Salter Harris II fracture
Growth plate compression fracture?
Salter Harris V fracture
Pain along the radial aspect of the wrist radiating to forearm? (+) Finkelstein
Tx:
De Quervian Tenosynovitis
Tx: Thumb Spica splint X 3 weeks
De Quervian Tenosynovitis involves stenosing synovitis of the?
Abductor Pollicus Longus and Extensor pollicis Brevus
Carpal Tunnel syndrome involves entrapment of the_____ nerve with paresthesia and pain of palmar?
Tx:
Median Nerve
(Palmar 1st three and half of the 4th digits worse at night)
Tx: Volar splint + NSAIDS, IACS Inj., Sx
Dx: Of carpal tunnel syndrome includes
Electromyography and Nerve conduction velocity study
Dupuytren contracture presents how? and mostly affects what fingers?
painful Nodule over palm crease @ fixed MCP flexure.
Mostly Ring and little finger