Knee


Knee, a-p X-ray



  1. Patella
  2. Epiphyseal scar
  3. Fabella
  4. Insertion of popliteus tendon
  5. Lateral condyle of femur
  6. Lateral condyle of tibia
  7. Apex of fibula
  8. Head of fibula
  9. Neck of fibula
  10. Adductor tubercle
  11. Intercondylar eminence
  12. Medial condyle of femur
  13. Medial condyle of tibia (anterior margin)
  14. Medial condyle of tibia (posterior margin)
  15. Medial intercondylar tubercle
  16. Lateral intercondylar tubercle
  17. Epiphyseal scar
  18. Body of tibia
cmp13-fig-5165

Knee, flexed, lateral X-ray



  1. Base of patella
  2. Articular surface of patella
  3. Apex of patella
  4. Femoral condyles
  5. Superior articular surface of tibia
  6. Tibial tuberosity
  7. Patellar surface of femur
  8. Shaft of femur
  9. Intercondylar fossa (bottom)
  10. Intercondylar eminence
  11. Fabella
  12. Tibiofibular joint
  13. Apex of fibula
  14. Head of fibula
cmp13-fig-5166

Knee, half flexed, tilted X-ray (“intercondylar notch projection”)



  1. Intercondylar fossa
  2. Insertion of popliteus tendon
  3. Fabella
  4. Lateral femurotibial joint
  5. Tibiofibular joint
  6. Lateral intercondylar tubercle
  7. Medial intercondylar tubercle
  8. Medial femurotibial joint
  9. Intercondylar eminence
  10. Epiphyseal scar
cmp13-fig-5167

Knee, flexed, axial X-ray

“Sunrise” or “skyview” of patella

  1. Patella
  2. Femuropatellar joint
  3. Articular surface of femur
  4. Site of insertion of popliteus muscle
  5. Lateral condyle of femur
  6. Lateral condyle of tibia
  7. Tibiofibular joint
  8. Apex of fibula
  9. Apex of patella
  10. Articular surface of patella
  11. Medial condyle of femur
  12. Medial condyle of tibia
cmp13-fig-5168

Patella variation (2%), a-p X-ray

Patella partita (tripartita)

  1. Unfused ossification centers
  2. Basis of patella
  3. Apex of patella
cmp13-fig-5169

Knee, flexed, lateral X-ray, old age

With signs of arthrosis


  1. Subchondral sclerosis of patella
  2. Femuropatellar joint (narrow)
  3. Osteophytes in anterior intercondylar area
  4. Osteophytes
  5. Fabella
  6. Tibiofibular joint
cmp13-fig-5170

Knee, child 11 years, lateral X-ray



  1. Patella
  2. Metaphysis of tibia
  3. Metaphysis of femur
  4. Growth plate
  5. Epiphysis of femur
  6. Epiphysis of tibia
  7. Growth plate
  8. Epiphysis of fibula
  9. Growth plate
  10. Metaphysis of fibula
cmp13-fig-5171

Knee and leg, newborn, a-p X-ray



  1. Distal metaphysis of femur
  2. Epiphysis of femur (ossification center, Béclard)
  3. Proximal metaphysis of fibula
  4. Diaphysis of fibula
  5. Distal metaphysis of fibula
  6. Calcaneus (ossification center)
  7. Proximal metaphysis of tibia
  8. Diaphysis of tibia
  9. Distal metaphysis of tibia
  10. Talus (ossification center)
cmp13-fig-5172

Knee, 99m Tc-MDP, a-p scintigraphy, child 12 years



  1. Growth plate of distal epiphysis of femur
  2. Growth plate of proximal epiphysis of tibia
  3. Growth plate of proximal epiphysis of fibula
cmp13-fig-5173

Scout view of knee

Lines #1–11 indicate position of sections in the following axial MR series. Interpretation of the scout image can be found in the sagittal series, page 132, image # 8.
cmp13-fig-5174

Knee, axial MR



  1. Quadriceps tendon
  2. Vastus lateralis →
  3. Iliotibial tract →
  4. Femur (shaft)
  5. Popliteal artery →
  6. Popliteal vein →
  7. Common peroneal nerve →
  8. Tibial nerve →
  9. Biceps femoris →
  10. Small saphenous vein →
  11. Vastus medialis →
  12. Adductor magnus (tendon) →
  13. Fascia lata →
  14. Sartorius →
  15. Saphenous nerve →
  16. Gracilis →
  17. Semimembranosus →
  18. Semitendinosus →
cmp13-fig-5175cmp13-fig-5176

Knee, axial MR

Scout view on page 122

  1. Patella (basis) →
  2. Vastus lateralis ↔
  3. Iliotibial tract ↔
  4. Plantaris →
  5. Popliteal fossa →
  6. Biceps femoris →
  7. Popliteal fascia →
  8. Patella →
  9. Patellofemoral joint cavity (with synovia)
  10. Lateral retinaculum patellae →
  11. Articular cartilage of patella and femur
  12. Iliotibial tract ↔
  13. Plantaris muscle →
  14. Biceps femoris ↔
  15. Lymph node
  16. Common peroneal nerve ↔
  17. Tibial nerve ↔
  18. Small saphenous vein ↔
  19. Suprapatellar bursa
  20. Vastus medialis ←
  21. Adductor magnus (tendon) ←
  22. Gastrocnemius (medial head) →
  23. Sartorius ↔
  24. Saphenous nerve ←
  25. Great saphenous vein ↔
  26. Gracilis ↔
  27. Semimembranosus ↔
  28. Semitendinosus ↔
  29. Quadriceps femoris (tendon)
  30. Medial patellofemoral ligament
  31. Vastus medialis ←
  32. Fascia lata ↔
  33. Adductor tubercle (adductor magnus insertion)
  34. Bursa
cmp13-fig-5177cmp13-fig-5178

Knee, axial MR

Scout view on page 122

  1. Patella ↔
  2. Synovia in joint cavity
  3. Posterior joint capsule
  4. Median articular artery
  5. Popliteal artery ↔
  6. Popliteal vein ↔
  7. Popliteal fascia ↔
  8. Iliotibial tract ↔
  9. Fibular (lateral) collateral ligament →
  10. Biceps femoris ↔
  11. Plantaris and gastrocnemius (lateral head)
  12. Common peroneal nerve ←
  13. Tibial nerve ↔
  14. Small saphenous vein ↔
  15. Medial patellofemoral ligament ↔
  16. Great saphenous vein ↔
  17. Semimembranosus (tendon) ↔
  18. Tibial (medial) collateral ligament →
  19. Anterior cruciate ligament →
  20. Sartorius ↔
  21. Semimembranosus (tendon) ↔
  22. Gracilis ↔
  23. Semitendinosus ↔
cmp13-fig-5179cmp13-fig-5180

Knee, axial MR

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Dec 20, 2015 | Posted by in PEDIATRIC IMAGING | Comments Off on Knee

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