Case size (cm) |
MRI Signal Intensity of Cyst |
T1-WI [n (%)] |
T2-WI [n (%)] |
---|---|---|---|
Large (≥4) | - | 13 | 13 |
Hypointense relative to muscle | 1 (8) | – | |
Isointense relative to muscle | 3 (23) | – | |
Hyperintense relative to muscle | 9 (69) | 9 (69) | |
Isointense relative to adipose | – | 2 (15) | |
Hyperintense relative to adipose | – | 2 (15) | |
Middle (≥2 to <4) | - | 12 | 12 |
Hypointense relative to muscle | – | – | |
Isointense relative to muscle | 1 (8) | – | |
Hyperintense relative to muscle | 11 (92) | 7 (58) | |
Isointense relative to adipose | – | 3 (25) | |
Hyperintense relative to adipose | – | 2 (17) | |
Small (<2) | - | 8 | 8 |
Hypointense relative to muscle | – | – | |
Isointense relative to muscle | – | – | |
Hyperintense relative to muscle | 8 (100) | 4 (50) | |
Isointense relative to adipose | – | 2 (25) | |
Hyperintense relative to adipose | – | 2 (25) | |
Total | - | 33 | 33 |
(3.5) | Hypointense relative to muscle | 1 (3) | – |
(range, 0.6 to 12) | Isointense relative to muscle | 4 (12) | - |
Hyperintense relative to muscle | 28 (85) | 20 (61) | |
Isointense relative to adipose | – | 7 (21) | |
Hyperintense relative to adipose | – | 6 (18) |