From: Imaging of hip and thigh muscle injury: a pictorial review
Grade
MRI finding
Lay-off time (days)
0
Normal MRI
8 ± 3
1
Edema (Fig. 2)
17 ± 10
2
Partial tear (Figs. 3 and 4)
22 ± 11
3
Complete tear (Fig. 5)
73 ± 60