Table 2.
Knee MR findings of the 138 patients with the MR scan.
| Findings on MR scan | Study population |
|---|---|
| Time from trauma to MR scan in days, median (IQR) | 48 (23–88) |
| Abnormalities present | 114 (83%) |
| Effusion | 58 (42%) |
| Bone bruise FTJ | 50 (36%) |
| (Micro) fracture | 11 (8%) |
| Traumatic meniscal teara | 25 (18%) |
| MCL/LCL distortionb | 24 (17%) |
| ACL/PCL tearc | 34 (25%) |
| Cartilage damaged | 31 (22%) |
| Combinations | |
| ACL/PCL tear and bone bruise FTJ | 24 (17%) |
| Traumatic meniscal tear and bone bruise FTJ | 13 (9%) |
| Traumatic meniscal tear and ACL/PCL tear | 12 (9%) |
| MCL/LCL distortion and bone bruise FTJ | 11 (8%) |
Data are presented as numbers (percentages), unless otherwise stated. Missing values ranged up to 1.4%.
MR: magnetic resonance; IQR: interquartile range; FTJ: femorotibial joint; MCL: medial collateral ligament; LCL: lateral collateral ligament; ACL: anterior cruciate ligament; PCL: posterior cruciate ligament.
a
Longitudinal, radial or complex meniscal tear.
b
Grade I–III.
c
Partial or complete tear.
d
Grade I–IV.