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Table 3 Summary of preoperative radiologic findings

From: Transcortical approaches to large intraventricular tumors: a prospective case series of 20 patients

Item Variable No.
Primary anatomical tumor location Body 11
Atrium 5
Frontal horn 1
Occipital horn 0
Temporal horn 3
Maximal dimensions 3–4 cm (bilateral) 1
5–7 cm 8
7–9 cm 11
Preoperative hydrocephalus Present 16
Absent 4
Permanent postoperative CSF Diversion Needed 9
Not needed 11
T1 MRI Hyperintense 4
Isointense 12
Hypointense 4
Contrast enhancement Intensely enhanced 9
Moderately enhanced 7
Mildly enhanced 3
No enhancement 1
T2 MRI Hyperintense 6
Isointense 13
Hypointense 1
Peri-tumoral edema Present 4
Absent 16
Calcification Present 6
Absent 14