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Ortho block 3 highlights
Knee/foot/ankle
137
Medical
Graduate
03/03/2015

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Cards

Term
What is the most sensitive test for ACL insufficiency?
Definition
Lachman Test
Term
Performed with the knee flexed 90 deg, is negative in 50% of acute ACL tears
Definition
Anterior drawer test
Term
Flexion and valgus force on the extended knee with the foot in internal rotation results in reduction of the knee with a “clunk” at 20-30 deg flexion
Definition
Pivot shift test; ACL
Term
Avulsion fracture of the lateral capsular margin of the tibia
Definition
lateral capsular sign or Segond fx (ACL tear)
Term
MC adverse outcome of ACL tear
Definition
recurring instability leading to degenerative disease and possible meniscal tears
Term
Required physical therapy after ACL injury
Definition
Full extension and flexion as soon as pain and swelling permit (extension more important), if pt is unable to perform rehab then ACL recon is not recommended.
Term
ACL functional bracing may be helpful with who?
Definition
older or less active pts
Term
Most sensitive test for PCL injury
Definition
Posterior drawer test
Term
What test may reveal anterior tibial displacement with quadriceps contraction?
Definition
Quadriceps active drawer test (PCL injury)
Term
TXT of isolated PCL injury
Definition
structured program that initially concentrates on resolving swelling and restoring ROM (emphasis on quads)
Term
MC mech of injury in a MCL tear
Definition
valgus force without rotation (football clipping injury)
Term
MC mech of injury in a LCL tear
Definition
Varus force on the knee
Term
T or F? most pts can ambulate and return to play remainder of game after LCL/MCL injury?
Definition
1
Term
Most pts have swelling in and around the injured ligament, but the presence of a significant knee effusion indicate an associated what?
Definition
intra-articular injury
Term
Laxity in full extension indicates what when assessing a MCL/LCL tear?
Definition
more extensive injury (prob ACL/PCL + joint capsular injury)
Term
Avulsion fx from the femoral origin of the MCL or fibular insertion of the LCL
Definition
Pellegrini-Stieda
Term
Txt of isolated MCL tear
Definition
Non-operative-RICE, NSAIDs, crutches, bracing as needed for each grade sprain
Term
Txt of grade III LCL tear? and why?
Definition
Surgery,as it often involves a tear of the posterolateral capsular complex, to avoid late instability
Term
What tear disrupts the mechanics of the knee, leading to varying degrees of symptoms, predisposing the knee to degenerative arthritis?
Definition
Meniscal tears
Term
Difference between younger athlete and elderly presentation for meniscal tear
Definition
Young athlete: significant twisting injury/trauma. Older pts: little or no trauma, maybe just simply standing from a squatting position
Term
The two PE tests for Meniscal tear?
Definition
McMurray’s and Apley’s
Term
What is the biggest worry of Osteochondritis Dissecans?
Definition
the osteonecrotic fragment completely fragment and become a loose body in the joint.
Term
Best imaging study to assess osteochondritis Dissecans?
Definition
MRI
Term
Txt of OCD when fragment is loose?
Definition
remove free fragment and debride the articular surface defect
Term
Which compartment of the knee is the most frequently involved in OA?
Definition
Medial compartment, leading to a genu varum deformity
Term
imaging study to assess OA of knee?
Definition
Weight-bearing AP Xray
Term
Presenting symptoms of bipartite patella?
Definition
usually asymptomatic, incidental finding on x-ray, but may progress to anterior knee pain
Term
Txt of bipartite patella
Definition
modify activity, period of protected weight bearing, most respond to non-operative treatment
Term
5 bursal sacs involved in the knee
Definition
Pre-patellar; Supra-patellar; Infra-patellar; Pes Anserine; Iliotibial tract
Term
Housemaid’s knee
Definition
Pre-patellar bursitis (chronic inflammation MC due to chronic kneeling)
Term
anatomical location of the supra-patellar bursa?
Definition
between the anterior surface of the lower part of the femur and the deep surface of the quadriceps femoris
Term
anatomical location of the infra-patellar bursa?
Definition
between the upper part of the tibia and the patellar ligament
Term
anatomical location of the pes anserinus bursa
Definition
under the insertion site of the sartorius, gracillis, and semitendinosus muscles on the medial flare of the tibia just below the tibial plateau
Term
location of iliotibial tract bursitis
Definition
lateral knee just superior to the joint line
Term
acceptable terms for anterior knee pain
Definition
Patellofemoral pain syndrome, retropatellar pain syndrome (not chondromalacia)
Term
MC clinical symptoms of anterior knee pain
Definition
diffuse, aching, anterior knee pain that is worse with sitting (theater sign), climbing stairs, jumping or squatting
Term
Describe the sign of increased femoral anteversion
Definition
when a patient walks the patellae point towards each other
Term
Genu valum
Definition
knocked knees
Term
test preformed to evaluate the possibility of patellar instability
Definition
patellar apprehension sign (with the knee extended, translate the patella laterally and flex the knee to 30 deg)
Term
Physical exam finding in Patellar/quadriceps tendinitis
Definition
normal knee motion but pain with extension
Term
initial txt for patellar/quadriceps tendinitis
Definition
period of relative rest from aggravating activities, NSAIDs but NO STEROIDS
Term
2nd phase of txt for patellar/quadriceps tendinits
Definition
regaining pain-free ROM, flexibility of quads and hamstrings, and strength
Term
3rd phase of txt for patellar/quadriceps tendinitis
Definition
gradual resumption of activities that caused the symptoms
Term
Loss of extension of the knee?
Definition
quadriceps and/or patella tendon rupture
Term
What two tests MUST a pt perform with all acute knee injuries?
Definition
fully extend their knee; perform a straight leg raise
Term
Patella higher than usual location?
Definition
Patella alta (rupture of patella tendon)
Term
Patella lower than its usual location?
Definition
patella baja (rupture of quad tendon)
Term
Txt of patella/quad tendon rupture or displaced patella fx?
Definition
Surgery (delay in txt significantly increases the difficulty of surg and may compromise outcome)
Term
Which plica most often becomes pathologic?
Definition
Medial plica
Term
How can you palpate a pathologic plica? what would you feel?
Definition
with the knee flexed; it would feel like a thickened band
Term
txt of pathologic plica
Definition
NSAIDS, modify activity, injections of local anesthetic and corticosteroids may be diagnostic and therapeutic
Term
4 compartments of the leg (which is most commonly affected by compartment syndrome)
Definition
anterior (MC), Lateral, Posterior, Deep posterior
Term
Muscles of the anterior compartment
Definition
Tibialis anterior, Extensor hallucis longus, Extensor digitorum longus, Peroneus tertius. all innervated by deep peroneal nerve
Term
Muscles of the lateral compartment
Definition
Peroneus longus, Peroneus brevis. innervated by the superficial peroneal nerve
Term
Muscles of the posterior compartment
Definition
Gastrocnemius, Soleus, Plantaris. innervated by the tibial nerve
Term
Muscles of the deep posterior compartment
Definition
Polpiteus, Flexor hallucis longus, Flexor digitorum longus, Tibialis posterior. all innervated by Tibial nerve
Term
Any condition that has the potential to cause significant swelling can lead to…
Definition
Compartment syndrome
Term
What is the hallmark symptom of compartment syndrome?
Definition
Pain out of proportion of the injury
Term
What can you do to assess pain in anterior compartment syndrome
Definition
passively stretch the extensor hallucis longus
Term
early and late findings of compartment syndrome
Definition
Early: decreased sensation; LATE: loss of pulse and paralysis
Term
patient presentation in medial gastrocnemius tear
Definition
holding the ankle in plantar flexion to avoid placing tension on the injured muscle
Term
Baker cyst
Definition
popliteal cyst at the posteromedial aspect of the knee joint
Term
MC synovial cyst of the knee?
Definition
baker cyst
Term
What are popliteal cysts commonly associated with?
Definition
degenerative meniscal tears and systemic inflammatory conditions (like RA)
Term
Why should you approach popliteal cyst aspiration with caution?
Definition
close proximity of neurovascular structures in the popliteal fossa
Term
What other condition can a cyst rupture mimic?
Definition
DVT (pain in the posterior calf with swelling)
Term
When immediate confirmation of stress fracture is needed, what imaging study would you order?
Definition
bone scan
Term
Big difference between compartment syndrome and exertional compartment syndrome
Definition
Exertional compartment syndrome pts do not experience pain at rest
Term
What must you rule out inorder to make a diagnosis of shin-splints?
Definition
stress fractures and exertional compartment syndrome
Term
Type of pain that tends to progress from proximal to distal in the lower extremity
Definition
neurogenic pain
Term
type of pain that tends to start distally and radiate proximally
Definition
vascular pain
Term
pain and parasthesias that do not resolve immediately on cessation of walking indicates what?
Definition
neurogenic claudication
Term
Test for achilles tendon rupture
Definition
Thompson test (passively flex the calf and assess for plantar flexion)
Term
initial txt for achilles tendon rupture
Definition
bulky jones posterior ankle splint
Term
MC MOI for an ankle sprain
Definition
ankle inversion
Term
Grade 1 sprain
Definition
micro tear, mild pain, delayed edema, recover 1-2 weeks
Term
Grade 2 sprain
Definition
Partial tear, immediate disabling pain and swelling, later ecchymosis, recover in 4-8 weeks
Term
Grade 3 sprain
Definition
Complete tear, immediate instability and swelling, large area of ecchymosis, recovery 6-12 weeks
Term
MC ankle ligament injured
Definition
ATFL (anterior talofibular ligament
Term
2 tests to evaluate tibiofibular syndesmosis injury
Definition
Squeeze test, external rotation test
Term
2 tests to determine which ligament has been injured
Definition
Anterior drawer test (ATFL); Talar tilt test (CFL, but remember the ligaments are injured anterior to posterior ATFL,CFL,PTFL so the ATFL is also injured)
Term
Maisonneuve’s fracture
Definition
Fx of the proximal fibula arising from rotational injury where force is transmitted prox through the syndesmotic ligaments.
Term
Ottowa rules
Definition
reasons for xray in ankle sprains: TTP over posterior tip of medial or lateral malleolus; inability to bear weight at time of injury or PE
Term
Hallux rigidus
Definition
Arthritis of the first MP joint
Term
Location of arthritis that commonly occurs in older patients and also after a Lisfranc’s dislocation
Definition
Midfoot osteoarthritis
Term
pain below the medial malleolus and distal fibula and frequently is a result of calcaneal fracture
Definition
Subtalar arthritis
Term
PE finding hallux rigidus
Definition
loss of motion in the first MP joint and difficulty pushing off with great toe
Term
PE finding midfoot arthritis
Definition
Tenderness and dorsal bump on palpation
Term
PE findings of talonavicular or talocalcaneal arthritis
Definition
loss of inversion and eversion of the hindfoot
Term
Where is joint narrowing especially evident in midfoot arthritis
Definition
2nd metatarsal joint
Term
What xray view best visualizes talonavicular arthritis
Definition
AP radiograph
Term
What Xray view best visualizes talocalcaneal arthritis
Definition
Lateral radiograph
Term
Tx for hallux rigidus
Definition
stiff-soled shoe with rocker bottom, NSAIDs
Term
Hyperkeratotic lesion of the skin that forms in response to excessive pressure over a boney prominence
Definition
Callus
Term
A callus on the toe
Definition
Corn
Term
A persistant callus on the sole of the forefoot
Definition
intractable plantar keratosis
Term
Best exam test to differentiate between charcot arthropathy and cellulitis
Definition
elevate foot above heart for 1 minute. IF the foot loses it’s redness it is charcot. If it doesn’t it is cellulitis, soft tissues abscess, and/or osteomylitis
Term
Are neuropathies due to diabetic foot reversible
Definition
no
Term
fibular fx below the syndesmosis
Definition
Type A danis-weber
Term
fibular fx at level of syndesmosis
Definition
type B danis-weber
Term
fibular fx above syndesmosis
Definition
Type C danis-weber
Term
Surgery or not for: stable, unstable but not displaced, unstable and displaced
Definition
No, no, yes
Term
In the midfoot, which fractures require surgical reduction
Definition
any fracture or fracture/dislocation with even minimal displacement requires surgical fixation
Term
Adverse outcome of talar neck fracture
Definition
osteonecrosis due to lack of blood supply
Term
Hallux valgus
Definition
Bunion
Term
initial txt for hallux valgus
Definition
pt education and shoe wear modifications
Term
How to properly trim toenails
Definition
cut straight across to keep the lateral margin of the toenail beyond the nail fold
Term
Ingrown toenail Stage 1
Definition
Inflammation (induration, swelling and tenderness along the nail fold)
Term
Ingrown toenail stage 2
Definition
Abcsess (purulent or serous drainage, increased tenderness, increased erythema
Term
Ingrown toenail stage 3
Definition
Granulation (granulation tissue grows into nail plate, inhibiting drainage, less painful)
Term
forefoot pain localized under one or more of the lesser metatarsals
Definition
Metatarsalgia
Term
Clinical presentation Morton neuroma
Definition
patients state that they feel as though they are “walking on a marble” or there is “a wrinkle in my socks”
Term
MC cause of heel pain in adults
Definition
Plantar fasciitis
Term
Is plantar fasciitis associated with a particular foot type
Definition
No
Term
When is plantar fasciitis pain most severe
Definition
on awakening or when rising from a resting position because the first few steps stretch the plantar fascia
Term
Surgery or not: plantar fasciitis?
Definition
95% of patients can be managed satisfactorily with non-operative treatment
Term
If you scrape a wart what will you find?
Definition
punctate hemmorrhage and a fibrillated texture
Term
Posterior heel pain can be attributed to 1 of 4 things
Definition
Insertional achilles tendonitis, retrocalcaneal bursitis, Haglund’s syndrome, pump bump
Term
What increases the pain of retrocalcaneal bursitis
Definition
squeezing the bursa from side to side and just anterior to the achilles tendon
Term
What is the primary cause of medial foot/ankle pain in the middle-aged patient
Definition
Posterior tibial tendon dysfunction
Term
Adverse outcome of posterior tibial dysfunction
Definition
development of a flatfoot
Term
How can you assess flatfoot during PE
Definition
when viewed from behind, the affected foot will show “too many toes” becuase of the forefoot abduction and hindfoot valgus
Term
Txt options for flexible flatfoot
Definition
medial heel wedge, medial longitudinal arch support or a molded ankle-foot orthosis can help. No corticosteroids, maybe surgery
Term
txt for rigid flatfoot
Definition
stabilization of the hindfoot by arthrodesis
Term
What joints do you fuse in severe arthritis of the hindfoot
Definition
triple arthrodesis (talocalcaneal, talonavicular, and calcaneocuboid joints)
Term
Sesamoiditis
Definition
inflammation of the sesmoids due to repeated stress
Term
MC soft-tissue tumors in the foot and ankle
Definition
Ganglia and plantar fibromas
Term
plantar fibromatosis is similar to what disease of the hand
Definition
Dupuytren’s contracture
Term
What kind of protective footwear are appropriate for metatarsal stress fractures
Definition
stiff-soled shoe, wooden soled postoperative sandals, or removable short leg fracture brace
Term
at what location would you consider internal fixation of a stress fracture
Definition
Zone 3 5th metatarsal
Term
Clinical symptoms of tarsal tunnel
Definition
paresthesias or dysthesias along the medial ankle and into the arch
Term
Fixed extension of the MP joint and flexion of the PIP
Definition
claw toe
Term
usually affect all of the lesser toes and often are 2ndary to a neurologic disorder such as charcot-marie-tooth disease or rheumatoid arthritis
Definition
claw toe
Term
flexion deformity of the PIP with no significant deformity of the DIP or MP joints
Definition
hammertoe
Term
Flexion deformity at the DIP with relatively normal alignment of the PIP and MP joints
Definition
Mallet toe
Term
MC toe affected in hammertoe and mallet toe
Definition
2nd toe
Term
Sprain of the 1st MP joint that most commonly occurs with hyperextension but can occur with any forced range of motion
Definition
Turf toe
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