1. BASIC ULTRASOUND OF THE KNEE By Mohamed Hassan Youssef MD Arthritis/Rehab&Pain Clinic Board certified of ABPM&R

2. Knee Joint

3. Knee Bones Distal end of the Fumer Proximal end of the Tibia Head of the Fibula Patella

4. Knee Bones

5. Movement of Patella Upward during Knee Flexion

6. Knee Bones

7. Common Knee Ligaments Ant Cruciate Ligament Post Cruciate Ligament Medial Collateral Ligament Lateral Collateral Ligament Arcuate Ligament Coronary Ligament

8. Knee Ligaments

13. Knee Menisci Medial Meniscus Lateral Meniscus

14. Knee Menisci

17. Knee Bursae Suprapatellar Prepatellar Infrapatellar Pes Anserinus

18. Knee Bursae Semimembraneusus Bursa

19. Knee Bursae

20. US probes commonly used in MSK Linear Curved Linear

21. Linear probe

22. Curved Linear probe

23. Relation of the needle to the US Probe Long Axis Needle can be seen as a metal line approaching The target. Short Axis Needle appear as a metal bright point in the target.

24. Long Axis

25. Short Axis

26. Positioning of the Knee during US guided needle injection 1-put a roll under the knee to keep it in 25 °- 35° of flexion. 2-Use a linear Probe.

27. US probe position in Knee injection

28. US of Knee Move the linear probe in midline of the thigh thigh 10 cm above upper edge of patella. Move the probe downward till the lower edge of the probe touch the Upper edge of the patella to elaborate the Quadriceps Tendon

29. Quadriceps Tendon

30. Linear probe horizontal

31. Suprapatellar Bursa

32. Infrapatellar ligament

33. Pes Anserine Bursa

34. References http://www.ultrasoundpaedia.com/normal- knee/ http://www.ultrasoundpaedia.com/normal- knee/ Tom Clark Ultrasound course Ultrasound guided Musculoskeletal Procedures

35. Knee US( Lateral)

36. Knee US (Medial)

37. Popliteal Fossa

38. US probe positioning during knee injection

39. Injection of Suprapatellar Bursa

40. Injection of the Knee