Table 4.
Extent of resection correlated with multiple potential variables.
| Variables | Within the CS | Entire tumor | ||||
|---|---|---|---|---|---|---|
| GTR of CS | STR of CS | P value | GTR | STR | P value | |
| Size of tumor | ||||||
| Giant PA | 31 (37.8) | 7 (41.2) | 28 (38.9) | 9 (50.0) | ||
| Macroadenoma | 51 (62.2) | 10 (58.8) | 0.795 | 44 (61.1) | 9 (50.0) | 0.391 |
| Volume of tumor(V, cm3) | ||||||
| V<15 | 19 (23.2) | 3 (17.6) | 16 (22.2) | 4 (22.2) | ||
| 15≤V ≤ 30 | 32 (39.0) | 4 (23.5) | 29 (40.3) | 6 (33.3) | ||
| >30 | 31 (37.8) | 10 (58.9) | 0.269 | 27 (37.5) | 8 (44.5) | 0.836 |
| Firm consistency | ||||||
| Yes | 19 (23.2) | 12 (70.6) | 16 (22.2) | 10 (55.6) | ||
| No | 63 (76.8) | 5 (29.4) | <0.001 | 56 (77.8) | 8 (44.4) | 0.005 |
| Postoperative CSF leak | ||||||
| Yes | 4 (4.9) | 2 (11.8) | 3 (4.2) | 3 (16.7) | ||
| No | 78 (95.1) | 15 (88.2) | 0.279 | 69 (95.8) | 15 (83.3) | 0.057 |
| Postoperative cranial nerve palsy | ||||||
| Yes | 4 (4.9) | 3 (17.6) | 4 (5.6) | 3 (16.7) | ||
| No | 78 (95.1) | 14 (82.4) | 0.062 | 68 (94.4) | 15 (83.3) | 0.115 |
PA, pituitary adenoma; CS, cavernous sinus; CSF, cerebrospinal fluid; GTR, gross total resection; STR, subtotal tumor resection.
In bold: represent statistical significance.