Knee Flashcards
(25 cards)
Structures AP
Entire knee joint
1/4 distal femur
1/4 proximal tib/fib
Related ST
CR and CP AP
Cr: // to tibial plateau
18 cm below- 5 caudal
19-24 cm- perp
25 plus- 5 Cephalad
Cp: midway between joint: 1” distal to medial epicondyles
BTP AP
Main: anterior and posterior tibial margins SI prox/distal=open femorotibial joint
Top of fibula midway between tibial plateau and point where metaphysis arises
No rotation AP
Main: femoral condyles are symmetrical
Tib si fibular head 1/2
Intercondylar eminence centered within intercondylar fossa
Full extension AP
Patellar apex proximal to intercondylar fossa 1”
Structure med oblq
Entire knee joint
1/4 distal femur
1/4 proximal tib/fib
Related st
CR and CP med oblq
CR: \ to tibial plateau
5 Caudad, perp, 5 Cephalad
Cp: knee joint
BTP med oblq
Main: ant and post tibial margins are SI prox/distal=open femorotibial joint
Good obliquity med oblq
Main: fibular head free of tibia
Prox tibifibular joint open
Approx 1/2 patella free of medial femoral condyle
Lat femoral condyle in profile with no SI on medial condyle
Structures lat oblq
Entire knee joint
Distal 1/4 femur
Proximal 1/4 tib/fib
Related ST
CR and CP lat oblq
CR: // to tibial plateau
CP: knee joint
Btp lat oblq
Anterior and posterior tibial margins SI prox/distal
Good obliquity lat oblq
Main: fibula aligned with anterior edge of tibia
Approx 1/2 patella clear of lateral femoral condyles
Medial condyle in profile without SI of lateral condyle
Structure lat
Distal 1/4 femur
Proximal 1/4 tib/fib
Patella
Tibial tuberosity
ST (bursa)
CR and CP lat
CR: 5-7 Cephalad
CP: knee joint
Alignment lat
LA of femur
Patella
TiB/fib (rare)
BTP lat
Femoral condyles SI prox/distal
=knee joint open
Adequate rotation
Main: anterior aspect of femoral condyles SI ant/post (patellofemoral joint open)
Approx 1/2 fibular head SI by posterior tibia
Knee f/e lat
Main: open patellofemoral joint
Flexi on under 30
Patella proximal to patellar surface of femur
Structure x table
Distal 1/4 femur
Prox 1/4 tib/fib
Patella
Tibial tuberosity
ST
CR and CP X table
CR: 5-7 Caudad
Cp: knee joint
BTP x-table
Main: open knee joint when medial and lateral femoral condyles are SI prox/dist
No rotation x table
Main: anterior portion of condyles SI ant/post
1/2 fibular head SI on posterior tibia
Structures standing
Entire knee
1/4 distal femur
1/4 proximal tib/fib
Related ST
