LE Lecture Midterm Flashcards
4 knee injury clues
Swelling
Pop @ injury
Gives way
Locking
Immediate swelling of knee may indicate
*Blood
ACL tear
Fracture (Femur, Tib, Patella)
ICE
Delayed swelling of knee may indicate
*Synovial fluid
Meniscus tear
Other joint irritation
Ice won’t help
Knee: pop @ injury w/ immediate swelling?
ACL tear
Knee: pop @ injury? (2)
+/- Meniscus tear
Patellar dislocation
Knee gives way with pain may indicate
Reflex inhibition of quads
Knee gives way, NO pain may indicate
Instability “Chronic ACL”
Sequence of “On-field” Evaluation of KNEE (6)
- External injury/deformity?
Status of
- *Neurovascular
- *Collateral ligs
- *Cruciate ligs
- Can they stand/walk
- Challenge w/ progressively harder mvmt
Ottawa Rules for the KNEE. Take x-rays if: (4)
55+ yo
Isolated tenderness @ patellar/fib head
Can’t flex knee 90*
Can’t bear weight right after injury
“Return to Play” criteria for KNEE (5)
Full ROM
Good patellar mobility
Norm stability on manual testing (ACL/PCL/MCL/LCL)
Quad + hamstring strength = 80% of opposite side
Can complete RTP functional requirements for specific sport (E.g. swing a bat)
Grades for PAIN SENSITIVE structure of the KNEE
Moderate-Severe Pain (Localized)
Minimal Pain (Poorly Local)
Moderate-Severe Pain (Poorly Local)
No pain
Moderate-Severe, LOCALIZED pain may suggest (2)
Supra patellar pouch
Med/Lat Retinaculum
Minimal, POORLY LOCALIZED pain may suggest (4)
Articular cartilage of femoral condyles
Trochlea
Tib plateaus
Odd facet of patella
Moderate-Severe, POORLY LOCALIZED pain may suggest (1)
Tib/femoral origin for ACL/PCL
Medial column bones of foot
Talus
Navicular
Cuneiforms
MT 1-3
Lateral column bones of foot
Calcaneus
Cuboid
MT 4-5
Rearfoot bones
Calcaneus
Talus
Navicular
Forefoot bones
MT
Phalanges
Ankle joints (3)
Talocrural
Subtalar
Transverse tarsal (“Midtarsal”)
Bones of TALOCRURAL JOINT
Talus
Tib
FIb
Bones of SUBTALAR JOINT
Talus
Calcaneus
Bones of TRANSVERSE TARSAL JOINT (Midtarsal)
Medial = Talus/Navicular
Lateral = Calcanus/cuboid
Movement of Talocrural joint
Dorsiflexion
Plantarflexion
Movement of Subtalar joint
Inversion
Eversion
Movement of Transverse Tarsal joint (Midtarsal)
Forefoot
*Supination/ADDuction
*Pronatoin/ABduction
Muscles for dorsiflexion
Anterior leg muscles
Muscles for plantarflexion
Posterior leg muscles
Muscles for inversion
Tib Anterior/Posterior
Muscles for eversion
Peroneal muscles
Muscles for forefoot supination/ADDuction
TIb Anterior/Posterior
Muscles for forefoot pronation/ABduction
Peroneal muscles
Plane for Dorsiflexion
Sagittal
Plane for Plantarflexion
Sagittal
Plane for Eversion
Frontal
Plane for Inversion
Frontal
Plane for ABduction
Transverse
Plane for ADDuction
Transverse
How is the foot situated for forefoot VARUS?
Looks like inversion
Lateral column towards floor
Big toe up
How is the foot situated for forefoot VALGUS?
Foot looks everted
Medial column towards the floor
Little toe up
Equinas (Static)
Plantarflexion -> dorsiflexion limited
Calcaneus (Static)
Dorsiflexion -> plantarfelxion limited *Patient walks on heel
Medial ankle ligaments
Deltoid/MCL
Spring Ligament (Plantar CalcaneoNavicular)
O/I of Spring Ligament
Sustentaculum Tali to Navicular Tuberosity
Lateral ankle ligaments
LCL
Bifurcate
Lateral Collateral Ligaments of the ankle
A/P TaloFibular
CalcaneoFibular
Bifurcate Ligaments of the ankle
CalcaneoNavicular
CalcaneoCuboid
Medial ankle ligaments
Deltoid lig or MCL
Spring Ligament
Deltoid Ligaments /MCL
A/P TibioTalar
TibioNavicular
TibioCalcaneal
Triplanar movement for PRONATION
Dorsiflexion
Abduction
Eversion
Triplanar movement for SUPINATION
Plantarflexion
Adduction
Inversion
List the general foot conditions (11)
Hyper PRO/SUPination
Morton’s Neuroma
Tarsal Tunnel Syndrome
Stress Fractures
1st Toe Disorders
Heel Disorders
Ankle sprains
Lower Leg Disorders
Proximal Tib-Fib Subluxation
ITB Syndrome
Popliteus Tendinitis
List 1st Toe Disorders
Turf toe
Hallux valgus
Hallux rigidus
Gout
List Heel Disorders
Achilles Tendinitis/Rupture
Fat Pad Syndrome
Plantar Fascitis
List Lower Leg Disorders
Deep V. Thrombosis
Tennis Leg
Compartment Syndrome
Define “Metatarsalgia”
Generic term for metatarsal pain
Causes of metatarsalgia
Chronic stretching of transverse ligaments
Overuse/repetitive actions (jumping)
Over weight
Hammer toes
Pes planus/cavus
Dropped metatarsals
Metatarsalgia treatment
Proper support (Rocker bottom shoes)
Manipulation

Hammer Toe
Freiber’s Infarction
Avascular necrosis
Most common @ head of MT2
Freiberg’s Infarction is MC in
Teen girls 14-18 yo
Physically active
(Female to male = 4:1)
Cause of Freiberg’s Infarction
(Freiberg = A pimp for hookers)
High heels
Gymnastics
Dancing
Direct trauma
Freiberg’s Infarction ssx
May precede xray changes by 6 mos.
T2P
Decreased ROM
Crepitus
Freiberg’s Infarction tx
Orthotic protection
Surgery (for fragmentation)

Hammer Toe
Mallet Toe = Plantar contracture of DIP

Claw Toe - DIP + PIP = flexed
Morton’s Neuroma

Benign tumor
Entrapment or irritation of Digital Nerve
(Follows Tibial N. distribution)

Morton’s Neuroma ssx
+/- palpable mass between 2-4 INTERmetatarsal space
Pain
Numbness
Tingling
What makes Morton’s Neuroma pain/numb/tingle worse?
Dorsiflexion
Transverse Compression
What makes Morton’s Neuroma pain/numbness/tingling better?
Plantarflexion of MTP joint
“Wave your toes closed”
Morton’s Neuroma tx
Metatarsal pads
Orthotics
Surgery maybe
Tarsal Tunnel Syndrome
Posterior Tibial Nerve entrapped/compressed in Tarsal Tunnel

Tarsal Tunnel Syn ssx
Insidious onset of NUMBNESS/TINGLING across bottom of foot
No associated LBP
Cause of Tarsal Tunnel Syn (4)
Hyperpronation
Swelling
Ganglion
Subluxation
How do you test for Tarsal Tunnel Syndrome?
Tinnel’s Test (Percuss behind Med Malleolus - reproduce sx)
Neuro tests - rarely (+)
Sensory findings = MC than motor
Tarsal Tunnel Syndrome Tx
Trial orthotics
Adjust foot
*If due to GANGLION or other pathology = REFER out
What are the components of the TARSAL TUNNEL?
Flexor Retinaculum
Sustentaculum Tali
Medial Malleolus
Tarsal Coalition
When tarsals fuse together.
Osseous/cartilage fuse into a bridge.
What are 2 kinda common anomalies that may be the source of foot pain?
Tarsal Coalition
Accessory Ossicles
2 developmental problems that might cause foot pain?
Osteochondrosis
Osteophytic reactions

Os Tarsal
Os Navicular
Os Vers-something
Os Peroneum
What do accessory ossicles look like on x-ray?
Oblique
Smooth
What do Avulsion Fractures look like on X-ray?
Transverse
Jagged
(Jones Fracture)
Metatarsal Stress Fractures
Constant FOREFOOT PAIN
d/t prolonged walking or running
esp. when unaccustomed or menstrual irregularities
Metatarsal Stress Fractures occur when
Resorptive process is faster than OSTEOBLASTIC activity
MC spot for Metatarsal Stress Fractures
2nd MT
(d/t length + biomechanical axis)
What makes Metatarsal Stress Fracture pain worse?
Weightbearing
Transverse presure
+/- tuning fork
How to detect Metatarsal Stress Fractures
1 BONE SCAN = definitive
X-Ray maybe
Metatarsal Stress Fracture tx
1 Rest
Stiff-soled shoes
Increase Ca++
Avoid activity for several weeks
Stress Fracture = ___ pain at rest.
Weight bearing = ___
NO
pain at rest
MC site of stress fracture in LE?
Tibia
5th Metatarsal Fractures
Pull of the Peroneous Brevis muscle
+/- cause avulsion fracture
5th Metatarsal Fractures must be differentiated from
accessory ossicles
5th MT Fractures may be SECONDARY to ____ or a PRIMARY fracture
ankle sprain
A TRANSVERSE FRACTURE is called a ______ found mainly in DANCERS
Jone’s Fracture
(Stop Jonesin’ for that dancer)
Hallux Valgus
Lateral deviation of PROXIMAL PHALANX
Cause of Hallux Valgus
Hereditary
Morton’s Deformity
Tight shoes
High heels
Arthritis
Forefoot varus
Hallux valgus ssx
Callous formation
Inflammation
Corns
Pain @ medial 1st MTP joint
Hallux Valgus tx
Taping
Pad the bunion
Shoes w/ larger toe box
Don’t wear heels, man
Hallux Rigidus
Pain on DORSAL surface of 1st toe
Dorsal ring of osteophytes

Who gets Hallux Rigidus?
Old ppl
Athletes w/ recurrent capsular sprains
(Usually d/t turf toe)
Hallux Rigidus ssx
Pain w/ dorsiflexion
+/- bunion
Hallux Rigidus tx
Mobilization
Stiff-soled shoe
Rocker bottom shoe
+/- Surgery
Bucket, warm water, salt
Turf Toe
Hyperextension of 1st toe
Capsular sprain
Turf Toe tx
Tape to prevent extension
Stiff-soled shoe
Rocker bottom shoe
Rest, Ice, Support
Turf Toe’s evil cousin
“Sand Toe”
Kicking into the ground - playing soccer in the sand
Sesamoiditis
Sudden onset
Pain at PLANTAR surface of first toe
(Medial sesamoid MC)
Cause of Sesamoiditis
Direct trauma
Overpull of FLEXOR HALLICUS BREVIS
Hallux Valgus
Super flexible footwear
Repetitive running/walking on hard surfaces
Sesamoiditis tx
Tape toe into neutral
w/ pad
(Do xray to R/O fracture)
Gout
Disorder of PURINE METABOLISM.
Allows accumulation of SODIUM-URATE crystals in joints
Gout ssx
Pain/swelling - abruptly
Gout MC occurs where (4)
1st toe
knee
elbow
behind ear
How do you DIAGNOSE Gout?
X-RAY:
Tophi (radiolucent)
Joint destruction
LAB:
Elevated serum URIC ACID levels

Gout tx
Don’t eat meat, alcohol
Meds = Alopurinal, Colchicine
Avascular Necrosis examples w/ location (5)
Freiberg’s - 2nd MT
Kohler’s - Tarsal, Navicular
Iselin’s - 5th MT head
Sever’s Phenomenon - Calcaneus (heel pain)
Osteochondritis Dessicans - Talus
Point to the location of each AVASCULAR NECROSIS condition (5)

Achilles Tendinitis/Rupture
Pain, swelling usually 2 cm proximal to CALCANEAL TUBEROSITY
Cause of Achillies Tendinitis and who is it most commonly found in?

Overuse
Runners + Jumpers
Achillies Tendinitis ssx
Chronic degeneration +/- = knotty swelling
Palpable defects +/- with impending rupture
TENDERNESS OVER THE TENDON
+/- swelling
Evaluate for Achilles Tendinitis
Check tightness of Triceps Surae
w/ the knee FLEXED + EXTENDED
Thompson Test
MRI, Ultrasound
Achilles Tendinitis tx
Rest, Ice
Modify activity
Heel lift (propulses you forwarded)
Elastic Taping
Rupture = Surgical reattachment
What can irritate the Achilles Tendon?
Uphill running - in rigid shoes, strains it @ toe off
Downhill running - forceful impact transmitted
Pes Cavus = predisposes problems
Hyperpronation - causes torsion
Retrocalcaneal Bursitis
Irritation of the BURSA directly behind Achilles Tendon by insertion
leads to BURSITIS

Pinch in front of Achilles for tenderness

Haglund’s Deformity
d/t Retrocalcaneal Bursitis
Fat Pad Syndrome
Fat pad degenerates or someone doesn’t have a lot of fat under their heel
*MC in old people
DDx Fat Pad Syndrome + Plantar Fascitis
Fat Pad Syn = Pain in the middle of the heel
Plantar fascitis wouldn’t cause this
Fat Pad Syndrome: pain decreased when
Squeezing heel together or increasing padding
Fat Pad Syndrome tx
Better heel support - “Tuli Cups”
Firm heel counter in shoe
What does a LOOSE HEEL COUNTER do to the fat pad when running?
Lets calcaneal fat pad spread out during HEEL STRIKE.
This means INCREASED impact to the heel.
*Firm, well-fitted heel counter = maintains fat pad = buffers impact of running
Plantar Fascitis
Burning/sharp pain at medial, plantar surface of the foot
Cause of Plantar Fascitis
Hyperpronation
Hypersupination
Plantar Fascitis ssx
Pain worse with 1st toe dorsiflexion
Or coupled w/ ANKLE dorsiflexion
Tenderness @ Medial tubercle of Calcaneus
Plantar Fascitis tx
Low-Dye Taping
Gradual stretching
Orthotics
Protocol for an ankle sprain injury?
Anterior Drawer Test
Talar Tilt (Inversion/Eversion)
Talar Rock
Tib-Fib Squeeze
Ottawa Rules for X-Rays
Ottawa Rules for X-Ray: Ankle
Can’t bear weight after injury or at time of eval
Tender at a specific spot (bony: malleoli, navicular, 5th MT head)
Do this so you don’t miss significant fractures
*Significant = 3+ mm in breadth
Most common ankle sprain?
Inversion, plantarflexion
What view would you want to include for an ankle x-ray?
Mortise View
High ankle injury: external rotation ONLY
What ligments are involved?
Anterior TibioFibular
Anterior TibioTalar
TibioNavicular

Ankle Sprain tx
Air-Stirrup brace @ first
Open-Gibney Taping
Crutches (2nd/3rd degree tears)
Prophylactic taping (chronic sprains)
Train: Peroneals, Tib anterior, Hip abductor
ACSM Return-to-Play Criteria for Ankle Sprains (4)
Full ROM
No pain
Hop - 80% well side (full weight bearing, as far as pos)
Final RTP = Successful running, cutting, jumping, twisting (appropriate for sport)
Deep Vein Thrombosis Facts
D/t minor trauma, prolonged sitting, immobilization, birth control pills
Pain in ISOLATED portion of CALF muscles
Sudden onset w/o prior warning
How do you test for DVT?
Homan’s Test coupled with
RESISTED MUSCLE TESTING
Doppler-Ultrasound to DX (old school = venography)
Why is a DVT dangerous?
Can emobolize to lungs = INFARCT or DEATH
DVT tx?
Warfarrin
Coumadin
(Anti-coagulant drugs)
3-6 months
Homan’s Test (+)
[Knee extended, ankle passively dorsiflexed]
Pain in calf
T2P calf
+/- pallor, swelling in leg
+/- loss of dorsal pedis pulse
Tennis Leg
Tearing of MEDIAL GASTROC head
Occurs w/ sudden extension of knee + foot dorsiflexed
Tennis Leg ssx
Sudden, SHARP pain @ upper, medial calf
Pain worse w/ plantarflexion
Tennis Leg tx
Crutch-walking (1* or 2*)
Heel-lift (temporary)
Serious injury? Long leg cast for many weeks
Surgery (3*)
2 Types of Shin Spints and related muscles
Anterior = Tib anterior, extensors
Posterior = Tib posterior, flexors
Cause of Anterior Shin Splints?
Poor shock absorption (shoes)
Run/walk on hard surface
Cause of Posterior Shin Spints
Hyperpronation
What other foot condition would you expect to co-occur with shin splints?
Forefoot valgus
Shin Splints tx
Acute: Ice, support, elastic tape (spiral upward toward area of tenderness)
Orthotics (esp. for posterior for posterior ss)
New, more shock absorbant shoes (anterior ss)
Increase calcium
Cause of Stress Fractures of Tibia
Weak muscles
allows more bone loading/forceful repetitive contraction of muscles
…pulls on origins
AKA for early stage Tibial Stress Fracture
Medial Tibial Stress Syndrome
Tibial Stress Fractures account for ___ of all stress fractures in all athletes.
HALF
Tibial Stress Fractures: Who + Where
Runners - Distal & middle 1/3
Dancers - Middle 1/3 (Might progress to full fracture = “Dreaded Black Line” on xray)
Military Recruits - proximal
Tibial Stress Fracture tx for athletes + non-athletes
Athletes - Immobilization, increase calcium
Non-athletes - Restric impact
Compartment Syndrome
Increased pressure in compartment
d/t blood or fluid build up (acute)
exercise (chronic)
Contents of Anterior Compartment
Tibialis Anterior
Extensors
Tibial Artery/Vein
Deep Peroneal Nerve
Contents of Lateral Compartment
Peroneal muscles
Superficial Peroneal Nerve
Contents of Deep Posterior Compartment
Posterior Tibialis
Toe Flexors
Posterior Tibial Artery/Vein
Tibial Nerve
Contents of Superficial Posterior Compartment
Triceps Surae
(Gastroc heads, Soleus)
Compartment Syndrome ssx
Athletes - Sx 10-30 minutes after exercise, pain goes away mins-hours after stopping activity
Pain/swelling in compartment
Normal pulse
Sensory deficit
Slit-catheter compartment pressure ABNORMALLY HIGH
Compartment Syndrome tx
ICE DOES NOT HELP
Stretching
Proper warm-up
Soft tissue work
Fasciotomy (Partial cut of fascia to relieve pressure)
Compartment Syndrome Pressures in mmHg
Normal: Rest (8), Activity (80), 5 mins after ceasing activity (<30)
Compartment Syndrome: Rest (>30), Activity (>100)
Lateral (Valgus) force damages
MCL
Rotation with foot fixed on the ground damages
Meniscus
(With lateral/valgus force = ACL & MCL)
Hyperextension or sudden deceleration damages
ACL
A blow to Anterior Tibia (knee flexed) damages
PCL
ACL Injury video
http://www.youtube.com/watch?v=lpIOMuqXWrE
ITB Syndrome history
Lateral knee pain
Repetitive activity (running)
Gradually worsens
Occasionally squeaks
ITB Exam Findings (5)
Pain @ lateral epicondyle - 30* knee flexion
(+) Modified Ober’s - Leg kept in extension, doesn’t drop below table
(+) Noble Compression Test
(+) Rinne’s - pain with unilateral weightbearing @ 30* knee flexion
+/- foot pronation
Popliteus Tendinitis History
Pain after downhill running/walking
Lateral knee pain
Popliteus Tendinitis Exam Findings
Pain w/ resisted internal rotation
Tenderness in front/behind LCL insertion
Pain w/ weight bearing @ 30* + internally rotated femur
Proximal Tib-Fib Subluxation History
Ankle Injury w/ forced dorsiflexion/plantarflexion
Pain @ fib head (+/- radiate down leg)
*Common Peroneal nerve wraps around fib neck
Proximal Tib-Fib Subluxation
Decreased ROM at Fib head on dorsi/plantarflexion
Decreased A-P glide of Fib head
Instability on full weight bearing at 30*
(Do “Rinne’s”, then do “Modified Moossavi” to see if pain is eliminated)
Freiberg’s Infarction description + tx: Category I
No DJD, Articular intact, Self-limits
Low heel shoe, orthotics, no sports, NSAIDS
Freiberg’s Infarction description + tx: Category 2
Periarticular spurs, Articular intact
Cheilectomy, low-heel shoe, orthotics, no sports, NSAIDS
Freiberg’s Infarction description + tx: Category 3
Severe degeneration, Joint disesase, Loss of articulation
Surgery: arthoplasty, MT head resection
Freiberg’s Infarction description + tx: Category 4
Epiphyseal dysplasia, multiple heads
Same treatment as Category 1-3