MSK Flashcards
NoF #
Classes and subclasses
- Intracapsular
- Sub capital
- Intra-cervical
- Basi-cervical - Intra trochanteric
- Sub trochanteric
Subacromial impingement
- X-Ray signs
Subacromial impingement
- Reduced AC joint space
- Hooked acromion (osteophyte)
Subacromial impingement
- Mx
Subacromial impingement Mx
- Analgesia + PT
- CST (I Art)
- Acromioplasty
Decompression
Cuff repair
ACJ Impingement
- Tests
ACJ Impingement
- Neers Test
- InterNal rotate
- Passive flex pain - HawKins test
- FleX to 90°
- I rotation pain - Painful arc
- 60-120°
Rotator cuff special tests
- Supra spin
- Empty can test - resistance - Sub scap
- internal rotate
Eg. Belly press
Eg. Gerbers lift off test - Infra spin/ teres min
- External rotate (elbow 90°)
Pelvis XR
- Approach
Pelvis X Ray
A. Acetabulum
- eg. Perthes - Joint space
B. Bones
- 3 Rings - Single interruption always accompanied by another break - Proximal femur
C. Coccyx
- Sacral foramina
Colles Fracture
- Location
- Mechanism
Colles
- Distal radius
- FOOSH
- Osteoarthritis
- Elderly Women
Bone Cysts
- Pathophysiology
- Complications
Bone Cysts
- Pathophysiology
- Fluid filled
- Complications
- Weakening of bone
Oxford Knee Score
- Indication - Components
Oxford Knee Score
- Indication
- Arthritis assessment
- QoL
- Pre- and post- Knee Replacement
- Components
- Pain
- Rest pain - ADLs
- Gait
- Walking time
What focal neuropathy is a common presentation of MS?
Optic Neuritis
- Dull ache behind eye on movement
- Monocular loss/colour change/lights
Trigger Finger
- Presentation
- Epidemiology
Trigger finger
- S&S
- Painful popping sensation with flexion and extension
- Palpable node at MC head
- Epidemiology
- Females 50-60
- Dominant hand
- DM
Trigger finger
- Mx
Trigger finger
- NSAIDs
- Flexor tendon sheath injection
- methylprednisolone and lidocaine
- Surgery
- Incise A1 Pulley
- Synovectomy in RA
Cauda equina
- Examination red flags
Cauda equina
- Perineal numbness
- Inability to stop urinating mid-stream
- DRE: Cannot ‘bear down’
MSK History Taking
- Significant Allergies
MSK Allergies
- ABx
- NSAIDs
- Nickel
- Elastoplasts
Surgical history
- What is DDH
- What are the implications?
Developmental dysplasia of hip
- Shallow acetabulum, loose head of femur
- DDH Complications
- Risk of avascular necrosis
- Acetabular dysplasia
- Pavlov harness disease (acetabular erosion)
- Degenerative disease
MSK
- SHx
MSK Social history
- QoL
- Work
- Occupation
- Time off
- Limb dominance
- Home
- Acomm/adaptions
- People
- ADLs
- Wash, including toenails
- Dress, including shoes
- Driving
- Hobbies and walking
Joint specific ADLs
ADLs
- Lower limb
- Shoe laces
- Socks
- Toe nails
- Upper limb
- High shelves
- Brushing hair
- Peg washing
MSK Ex
- Look (Toe to tip)
MSK - Look
- Gait
- Toe off
- Heel strike
- Varus legs
- Scoliosis
- Hips
- Shoulders
- Scars
- RA Hands
- Swan Neck
- Boutonierre
MSK - Move
- Active
- Active and passive
MSK - Move
- Active
- Muscle
- Active and passive
- Joint
Peripheral nerve assessment
Peripheral nerve assessment:
- Tone
- Power
- Reflexes
- Sensation
- Light touch
- Pin point
- Vibration
- Proprioception
Hoffman’s test
- Indication
- Steps
Hoffman’s test
- Cervical cortico-spinal tract dysfunction
- Test
- Stabilise 3rd PIP joint
- Flick 3rd distal phalanx
- Thumb and finger adduct in positive sign
Three special tests for the hip?
Hip tests
- Trendelenberg
- Thomas
- Hip flexion test
- Supine patient
- Hold unaffected knee to chest
- Positive with loss of extension of other leg
- Apparent and true length
Knee
- Special tests
Special knee tests
- Bulge/tap/sweep tests
- Effusion
- Varus and Valgus stress tests
- Drawer tests
- Lachmann’s test
- ?McMurray’s test
- Meniscal tear
- Flex knee and internally rotate
- Positive if pain on extension
Shoulder
- Three special tests
Shoulder special tests
- Neers test
- Depress scapula
- Internally rotate arm
- Positive for pain during passive full flexion
- Hawkin’s test
- 90º flexion at shoulder and elbow
- Positive for pain on passive internal rotation of shoulder
- Scarf test
- 90º flexion at shoulder and elbow
- Positive with pain on passive abduction of shoulder
MSK XRay
- Context for presenting
MSK XRay
- Name and age
- Source of referral
- Admission date
- Occupation and limb dominance
- Timing and mechanism of injury
MSK XRay
- Medical history of note
MSK XRay
- Smoker?
- Chronic disease?
MSK XRay
- A white line vs a dark line?
MSK XRay
- Dark line - is a gap
- White line - is an overlap
MSK Bone Lesions
- Three types
MSK Bone Lesions
- Lytic
- Sclerotic
- Mixed
Posterior humeral dislocation
- Sign
- Common presentation
Posterior humeral dislocation
- Lightbulb Sign
- Common after Status Epilepticus
- Often missed during post-ictal
Scaphoid Fractures
- Complexity
- Followup
Scaphoid fractures
- Poor blood supply
- Poor healing
- 8 week CT scan to check healing
Tendon rupture
- Ruling out neuropathy?
Tendon rupture
- Tenodesis (manipulating the tendon in clinic) - No movement if rupture, movement in spite of any neuropathology
Correcting ulnar variance?
Ulnar variance correction
- Radial osteotomy
- Pelvic bone graft
Bennet’s fracture
- Location
- Mechanism
- Complications
Bennet’s fracture
- Location
- Base of first metacarpal
- Mechanism
- Commonly in sports
- Complications
- Rolando fracture (segmented)
- Malunion - uneven, arthritic
Vertebrae
- Anatomical features
(Body to process)
Vertebrae
- Body
- Posterior longitundinal ligament
- Pedicles
- Pars interarticularis
- Lamina
- Ligamentum flavum
- Spinous process
- Interspinous ligaments
- Supraspinous ligaments
Spine
- Five causes of instability
Spinal instability
- Degenerative
- Trauma
- Infection
- Tumour
- Developmental
Spinal bone damage
- Three degrees of lysis
Spinal bone
- Spondylosis
- Spondylolisthesis
- Spondyloptosis
Spondylolisthesis
- Causes
Spondylolisthesis
- Lytic
- Isthmic movement
- Subluxation
- Degenerative
- Iatrogenic
- Traumatic
- Congenital
- Malignant
Spondylolisthesis
- Most common site - Most common presentation
Spondylolisthesis
- L5 nerve root
- L5 - S1 foramen
- Axial back pain
- Leg pain (L5 radiculopathy)
- Neurogenic claudication
- Dorsiflexion and EHL weakness (L5)
Disc prolapse
- Four stages
Disc prolapse
- Degeneration
- Prolapse
- Extrusion
- Central/para-central/lateral
- Cauda equina risk
- Sequestration
Spinal stenosis
- Common causes
Spinal stenosis causes
- OA of facet joint
- Ligamentum flavum thickening
Spinal stenosis
- Mx
Spinal stenosis
- Laminectomy
- Flavectomy and undercutting
- Discectomy and facetectomy
Cauda equina syndrome
- Most important action
Cauda equina syndrome
* Document everything
Cauda equina
- Red flags
Cauda equina S&S
- Back pain
- Saddle anaesthesia
- True incontinence
- Leg pain
Cauda equina
- Investigations
Cauda equina investigations
- Bedside DRE
- Atony
- Neuro-tip peri-anal numbness
- Bladder scan
- 200ml+ post-void
- MRI
Level of the end of spinal cord
End of spinal cord
- Lower border of L1
Spinal cord compression
- Aetiologies
Cord compression
- Metastasis
- Trauma
- Epidural collection
- Disk prolapse (C1-T12)
Myelopathy
- Pathology
- S&S
Myelopathy
- Chronic cord compression
- S&S
- Pain (neck, arm, lower back)
- Paraesthesia or Myasthenia
- UMN (Reflexes, incontinence)
- Discoordination
Cord compression syndrome
- S&S
Cord compression syndrome S&S
- Ataxia
- Weakness
- Numbness
Spine Exam
- Look
Spine exam look
- Muscle
- Scoliosis
- Listing (acute scoliosis)
- Lordosis and kyphosis
Spine Exam
- Move
Spine Exam - Move
Cervical
- Flex/extend
- Rotate
Thoracic
- Rotate
Lumbar
- Flex
- Modified Schober’s Test
- Extend
- Lateral flexion
- Correction of scoliosis?
Spine exam
- Special Tests
Spine special test
- Modified schober
- PSIS
- 5 below, 10 above - Straight leg raise
- Disc or nerve root
- Spine with pillow
- Passive lift
- Pain on other side
- Repeat with ankle or neck
- Spurling
Ankle anatomy
- Joint between tibia and fibula?
Ankle joint
- Syndosmosis
Ankle anatomy
- Mortise components
Ankle joint
- Tibial ‘plafond’
- Talar ‘dome’
Ankle
- Sural supply? - Saphenous supply?
Ankle
- SuraL supply
- Lateral
- SapheNous supply?
- Medial
Halux valgus
- Presentation
Halux valgus
- Middle-aged women
- Pain over medial eminence
Hallux rigidus
- Presentation
Hallux rigidus
- MTJ 1 stiffness
- OA Changes
- L oss of space
- O steophytes
- S ubchondral sclerosis
- S ubchondral cysts
Morton’s neuroma
- S&S
- Ex
Morton’s neuroma
- S&S
- Localised pain
III-IV toe base - Swollen sensory ganglion
- Localised pain
- Ex
- Feel for tenderness
- “Click test”
(Metatarsal squeeze)
Plano-valgus foot
- Presentation
Plano-valgus foot Presentation
- Middle aged females
- Posterior tibial tendon
- Progressive deformity - can be traumatic
Plano-valgus foot
- Classifications - Management
Plano-valgus foot: Mx
- Conservative
- Insoles
- Physio
- If flexible
- Reconstruction
- If stiff
- Arthrodesis
- Sub-talar or triple
Ankle OA
- Presentation - Management
Ankle OA Mx
- Pain over anterior
- Analgesia
- Immobilisation
- Surgery
- Osteotomy realignment
- Arthrodesis
- Arthroplasty
Foot exam - Look
- Three binaries
Foot exam - Look binaries
- Hind foot
- Varus/valgus
- Mid-foot
- Pes Planus/Pes cavus
- Toes
- Deformity
Foot exam
- Gaits
Foot exam - Gaits
- Foot drop
- Tibialis anterior
- Antalgic
- Protective
- Excessive lateral contact
Foot exam
- Two special tests
Foot exam: Special tests
- Drawer test
- One hand on leg
- Draw and dorsiflex foot
- Thompson/Simmonds test
- Prone patient, dangling foot/flexed knee
- Calf squeeze
Finkelstein’s Test
- Diagnosis
- Test
Finkelstein’s Test
- Diagnosis
- De Quervains - Test
- Passive ulnar deviation of thumb
- Passive longitudinal traction
- EPB and APL pain over radial styloid
Weber
- Three classifications
Ankle fractures
Weber A
- Below syndosmosis - Generally stable
Weber B
- Level of syndosmosis - Can suffer talar shift
Weber C
- Above the level of syndosmosis
Lisfranc
- Common injury - Anatomy
Lisfranc
- Ligament from medial cuniform to second metatarsal
- Common in fracture dislocation
Jones Fracture
- Anatomy - Mechanism
Jones fracture
- 5th metatarsal fracture
- Commonly injured on inversion (High Heels)
March Fracture
- History
- Risk factors
- Management
March Fracture
- Stress fracture
- Longer walk
- Sudden pain
- Bump noted after 1-2/52 (callous formation)
- RFs:
- Osteoporosis
- Vitamin D deficiency
- Reassure and observe
Calcaneal injury
- Mechanism
- Investigations
Calcaneal injury
- Jump from height
- Investigate:
- Spine
- N of F
Hip injury
- History
Hip injury Hx
- Pain
- Front and side
- Stiffness/RoM/LoF
Hip pain
- DDx
Hip pain DDx
- NoF
- Greater trochanter
- Spine
Hip injury
- 5 ADLs
Hip ADLs
- Walking aids (in/outside)
- Get out of car?
- Put on socks
- Stairs
- Sports
Hip exam
- Three gaits
Hip Gaits
- Trendelenburg
- Antalgic
- Short leg
Hip Exam
- Three leg measures
Measure leg length?
- True leg length
- ASIS to Medial Malleolus
- Apparent leg length
- Xiphisternum to medal malleolus
- Femur vs tibial shortening
- Bend knee
Hip Exam
- Three special tests
Hip Special tests
- Trendelenburg
- Leg length
- Thomas Test
Hip exam
- Thomas test
Thomas test
- Hand under lumbar lordosis
- Single knee up to test
- Positive with other leg involvement (iliopsoas tension)
Knee fractures
- Demographic
Knee fractures
- Female > Male (4:1)
- 86% are over 60.
NoF
- Presentation
NoF Presentaiton
- Short and externally rotated
- Pain
- Groin
- Thigh
- Referred to knee (elderly)
- Inability to weight-bear
NoF
- Management
NoF Mx
- Analgesia and fluids
- Operation within 24 hours!
- Rapid mobilisation
NoF
- Surgery
NoF Surgery
- ORIF
- DHS
- Hemi-arthroplasty
- THR
NoF
- Classes of fracture
NoF
- Intra capsular
- Sub-capital
- Trans-cervical
- Basi-cervical
- Inter-trochanteric
- Pertrochanteric - Sub-trachanteric
NoF
- Garden Classification
NoF - Garden classification
Type I
- Non-displaced - Incomplete
Type II
- Non-displaced - Complete
Type III
- Displaced Partially
Type IV
- Displaced Fully
NoF
- Subtrochanteric surgery
Sub-trochanteric NoF Surgery
- Intra-medullary nail
Sub-trochanteric fracture
- Three pathological causes
Sub-trochanteric fracture
- Metastasis
- Paget’s
- OP
OA
- Management steps
OA
Conservative
- Weight-loss/walking aids
- Physio
- Splints/braces
Medical management
- Analgesia
- Steroids
Surgery
- Arthroplasty
- Arthrodesis
- Osteotomy
Septic arthritis
- Risk factors
- Management
Septic arthritis
RFs
- Joint disease (OA/RA)
- Prosthesis
- 80+
- Immunosupression
Mx
- Urgent washout
- IV ABx
Septic arthritis
- Investigations
Septic arthritis investigations
- Aspiration
- WCC
- Gram, MS&C
- Polarising microscopy
- Bloods
- Culture
- WCC, ESR, CRP, U&E, LFT
- Imaging
- USS (for hip aspiration)- XRay
Supracondylar femur fracture
- Categories
Supra-condylar femur fractures
- Partial-condylar
- Uni-condylar
- Bi-condylar
Patella fracture
- Classifications - Management
Patella fracture
Classifications
- Direct (commonly stellate)
- Indirect (commonly transverse)
Management
- Un-displaced
- Splint and protect
- Displaced
- Reduce and fix
Patella dislocation
- Mechanism
Patella dislocation mechanisms
- Turning action
- Fall on bent knee
Meniscal injury
- Mechanism
- Symptoms
Meniscal injury
- Mechanism
- Twisting in high flexion
- Symptoms
- Catching, jamming, locking
Meniscal injury management
- Acute
- Chronic
Meniscal injury management
- Acute
- Meniscectomy
- Repair - Chronic (eg. degenerative)
- Conservative
- Rehab
Collateral ligament injury
- Mechanism
- Management
Collateral ligament injury
- Mechanism
- Contact/direct force - Management
- Brace and rehab
- Repair
ACL Injury
- Presentation
- Management
ACL Injury
- Presentation
- Loading force
- Directional change
Sedentary mx
- PRICE
- NSAIDs
- Cautious physio
- Moderate demands management
1. PRICE
2. Formal physio
3. Customised bracing - Intense demands
1. PRICE
2. Cautious physio
3. Surgical repair - Intra articular autograft
- Hamstring graft
- Cadaveric allograft
PCL Injury
- Mechanism
- Management
PCL Injury
- Mechanism
- Fall onto knee
- Hyperextension
- Management
- Brace
- Rehabilitate
Knee dislocation
- Mechanism
Knee dislocation mechanism
- 3/4 ligaments injured
- High energy trauma
- Low energy trauma in obesity
Knee injury
- DDx and haemarthroma
Knee injury haemarthroma
- Large, fast - ACL
- Subtler - PCL
Chronic knee pain
- Differentials
Knee pain DDx
- Referred pain
- Back/hip - Neoplastic pain
- Osteochondroma
- Bone/ST tumour - Neuropathic
- Sciatic - Vascular
- Claudication
Knee effusion
- Two tests
Knee effusion tests
- Sweep test
- Patella tap (larger amount)
Knee
- ROM
Knee RoM
-10º to 155º
Knee
- Cruciate Special tests
Knee special tests
- ACL
- Anterior draw (45°)
- Lachman’s (20-30°)
- Pivot shift (Passive flex +IR+Axial+Valgus) - PCL
- Posterior sag
- Posterior draw test
Knee
- Collateral tests
Colateral knee tests
- Varus and Valgus stress
- 0º of flexion
30º of flexion
Knee
- Meniscal tear Signs
Meniscal tear Signs
- McMurray test
- Extension and flexion
- IR and ER w/ Varus/valgus - Apley test
- Meniscal compression
- Ligamental distraction - ‘Duck Walk’ test
Hand
- Intrinsic Innervationn
Intrinsic hand innervation
- Mostly Ulnar
- LOAF Median
LOAF muscles
L ateral lumbricals
O pponens policis
A bductor policis brevis
F lexor policis brevis
Hand injury
- Flexion significance
Hand injury flexion
- Flexed tendons will move after injury
- Extended tendons will remain after injury
Hand Exam
- Special Tests
Hand Special Tests
- Bones
- Anatomical snuffbox
(Scaphoid)
- Scaphoid palpation
- Scaphoid balloting - Neurovascular
- Tinels
- Phalens
- Allen’s test
- Cap refil
Hand exam
- Look
Hand exam Look findings
- Elbow lump (RA)
- Lost cascade
- Jersey injury - Boutonniere’s
- Central slip rupture - Swan neck
- Stress on plate or PIP
- Trauma
- RA, cerebral palsy - Guttering
(RA)
Hand exam
- Functional assessment
Hand function tests
- Pinch grip
- OK Sign
- IO nerve - Power grip
- eg. Spanner - Key grip
- Froment’s Test - Hook grip
- eg. Climbing
Hand exam
- Feel
Hand exam feel
- Warmth/perfusion
- Hydrosis
- MCPs
- RA - DIPs
- OA - Congruent?
- Dupuytren’s
Dupuytren’s
- Mx at stages
Dupuytren’s Mx
- Observation
- Steroids
<30º
- Collagenase injection
- Needle aponeurotomy
- Percutaneous fasciotomy
> 30º
- Splinting
- Radiotherapy
Hand exam
- Move
Hand exam movement
- Wrist flexion and deviation
2 Thumb movements
- Thumb extend is radial
- Thumb ABduct is palmar
Hand exam
- 2 Tunnels and Specials
Hand exam specials
- Tinnel’s
- Carpal
- Cubital (lateral condyle) - Finkelstein’s test
- De Quervain’s
- Grasp thumb with fingers
- Ulnar deviation pain
Radial fractures
- Dorsal displacement of distal portion
Colles
- Extra articular fracture
- Dorsal displacement
- Ulnar styloid injury
Radial Fractures
- Volarly displaced distal portion
Volar radius fracture
- Smiths
I - Extra-articular
III - Juxta-articular (oblique) - Type II (Barton’s)
- Intra-articular
Shoulder
- 3 Reaches
Shoulder functions
- Head
- Armpit
- Bottom
Shoulder Injuries
- Three Demographics
Shoulder demographics
10-30
- Instability
- CTD
- Trauma
40-60
- Impingement
- Adhesive capsulitis
- Inflammatory
60-80
- Cuff tear/arthropathy
- OA
Night joint pain
- Two differentials
Night pain
1. Inflammatory disease
Low cortisol
2. Cancer
Shoulder
- Radiating pain
Shoulder radiating pain
C5/C6 Radiculopathy
- Paraesthesia in hand
Shoulder
- Loss of ER 3 causes
Shoulder Ext. Rot. loss
- OA
- Frozen
- Post-dislocation
Shoulder
- Three types of weakness
Shoulder weaknesses
- Muscle
- Cuff tear - Tendon pain
- Eg. calcium tendonitis - Nerve palsy
- Axillary
- Long thoracic
Shoulder
- Two Swelling causes
Shoulder swelling
- Sub-deltoid bursitis
- ACJ dislocation
Shoulder
- Four joints
Four shoulder joints
- GHJ
- SCJ
- Sterno-clavicular - ACJ
- STJ
- Scapulo-thoracic
Rotator cuff
- 4 Muscles
Rotator cuff
- Supra spin
- Sub scap
3&4 Infra spin
Teres minor
Shoulder anatomy
- 3 Stabilisers
Shoulder stabilisers
- Labrum
- Ligaments
- Capsule
Shoulder Exam
- Look (4 things)
Shoulder Exam Look
- Left/right
- Front/back
- Wasting
- Cuff tear - Popeye
- Long head
(Clavicle to radius)
Shoulder exam
- Move (6 things)
Shoulder Exam Move
- Winging
- Dynamic/static - Compound
- Hands behind head - Painful arcs
GH 45º-60º
ACJ 170º-180º - Cuff tests
Jobe’s/Empty Can (Supra)
Gerber’s/Lift off (sub)
Hornblower’s/Ext Rot. (infra/TM) - Impingement
- Hawkins
- Neers
Scarf - Instability
- Apprehension
(abduct, ext. rot)
Shoulder instability
- Three injurous causes
Shoulder instability
- Hills Sachs
- Humeral head - Bankarts
- Labrum (and bone) - Cuff tear
Compartment syndrome
- Pathophysiology
Compartment syndrome
- Inflammation
- Bleeding
- Oedema - Reduced capillary flow
- Muscle ischaemia
- Further inflammation
Compartment syndrome
- Four sites
Compartment syndrome sites
- Proximal tibia Fx
- Elbow/forarm Fx
- Crush injury
- Circumferential burns
Ischaemia
- Five Ps
Ischaemia
- Painful
- Pulseless
- Pale
- Paraesthesia
- Paralysed
Compartment syndrome
- Investigation
Compartment Ix
- Intra-compartmental measurement
- Split catheter
Compartment syndrome
- Mx
Compartment Mx
- Decompression
- Casts and dressings
- Nurse limb flat - Fasciotomy
- All compartments - Monitor
- Debride and close
Hip fractures
- Garden Classification
Garden Classification
- Intracapsular
Type 1: Incomplete stable fracture
- impaction in valgus
Type 2: Complete non-displaced fracture
- Two groups of trabeculae in line
Type 3: Partially displaced
- Varus
- All three trabeculae disturbed
Type 4: Completely displaced
- No contact between fragments
Fracture healing
- Phases
Fracture healing phases
- Inflammatory phase
- Hours to days
- Haematoma, cytokines, GFs
- Fibrovascular matrix and callus
- Reparative phase
- Days to weeks
- Radio-discernable D7-10
- Hard callus formation
- ‘Clinical Union’
- Remodeling phase
- Months to years
- External callus smoothed