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The sizes, locations, and calcifications of the lesions of each type.
| Type | Number | Diameter (cm) | Location | Calcification | |||
|---|---|---|---|---|---|---|---|
| (mean ± SD) | Head | Body | Tail | Multiple | |||
| I | 18 | 0.8–8.0 (3.9 ± 2.1) |
4 | 4 | 9 | 1 | 1 |
| II | 7 | 1.4–3.2 (2.3 ± 0.6) |
2 | 3 | 1 | 1 | 1 |
| III | 10 | 3.0–11.0 (6.3 ± 2.4) |
3 | 3 | 4 | 0 | 2 |
| IV | 29 | 2.7–14.2 (6.0 ± 2.6) |
11 | 8 | 9 | 1 | 6 |
