[Table/Fig-8]:
Dating of SDH -Comparison with previous studies.
| Present study | Leestma [8] | Walter et al., [7] | ||||
|---|---|---|---|---|---|---|
| Histomorphological criteria | Appearance (hours) |
Appearance (h-hours, d-days) |
Appearance (Min-minute, h-hours, d-day, m-month, y-year) | |||
| First | Last | First | Last | |||
| Red Blood Cells (RBC) | Intact | 5 | 52.5 | 36h | 0min | 4m |
| Mixed | 7 | 245 | 3-5d | |||
| Lysed | 28 | 253 | 15-17d | |||
| Polymorphonuclear leukocytes | 1+ | 5 | 253 | - | 2.5h | 1m12d |
| 2+ | 6.3 | 243.8 | ||||
| 3+ | 14.8 | 123 | ||||
| Macrophages | 17.3 | 253 | 24-48h | 12h | 30y | |
| RBCs in Macrophages | 24.5 | 253 | 3-4d | 20h | 1m2d | |
| Hemosiderin containing macrophages | 80 | 253 | 5d | 3d7h | 30y | |
| Fibroblast | 89.5 | 253 | 3d | 5d | 28y | |
| Collagenous fibres | 110.5 | 253 | 3-5d | 5d | 30y | |
| Early membrane formation | 114.5 | 253 | 4d | 5d | 30y | |
| Endothelial proliferation | 123 | 253 | 10-15d | 5d | 6y | |
| Total no. of cases examined during the observation period | 100 | 105 | 222 | |||