Table 2 Brain abscesses gross pathology (41 patients with 53 abscesses)
From: Gross pathology of brain mass lesions by intraoperative ultrasonography: a comparative study
Parameters | Preoperative CT | Preoperative MRI T1 | IOUS | P |
|---|---|---|---|---|
Number | ||||
Single | 32 (78%) | 32 (78%) | 32 (78%) | 1 |
Multiple | 9 (22%) | 9 (22%) | 9 (22%) | |
Shape | ||||
Round | 30 (56.6%) | 30 (56.6%) | 30 (56.6%) | 1 |
Oval | 23 (43.4%) | 23 (43.4%) | 23 (43.4%) | |
Diameter in centimeter | ||||
Median (range) | 2.9 (0.05–4) | 3.4 (0.7–4.3) | 3.6 (0.9–5) | 0.001* |
Wall | ||||
Well defined | 40 (75.5%) | 53 (100%) | 53(100%) | 0.001* |
Ill defined | 13 (24.5%) | 0 | 0 | |
Contrast enhancement | 50 (94%) | 53(100%) | Spontaneous 53 (100%) | 0.15 |
Content | 53 (100%) | 53 (100%) | 53 (100%) | 1 |
Hypo-dense | Hypo-intense | Hypo-echoic | ||
Edema | 53 (100%) | 53 (100%) | 53 (100%) | 1 |