Table 1 MRI Findings Associated with the Pathological Grades in 35 CPTs
From: Choroid plexus tumours on MRI: similarities and distinctions in different grades
MRI features | Pathological grades | P | ||
|---|---|---|---|---|
I | II | III | (rs) | |
Tumour longest diameter (mm) | 28.6 | 44.6 | 60.6 | < 0.001 |
median (min, max) | (0, 54.9) | (19.5, 55.8) | (55.7, 81.3) | (0.68) |
Internal morphology | ||||
purely cystic | 4 | 0 | 0 | |
papillary | 9 | 2 | 1 | 0.016 |
lobulated | 4 | 7 | 3 | |
irregular | 1 | 2 | 2 | |
Necrosis | ||||
no | 18 | 10 | 4 | 0.023 |
yes | 0 | 1 | 2 | |
Oedema diameter (mm) | 0 | 0 | 24.1 | < 0.001 |
median (min, max) | (0, 6.1) | (0, 17.9) | (18.4, 33.5) | (0.72) |