From: Giant invasive pituitary adenomas: surgical approach selection paradigm and its influence on the outcome—case series
No. (%)
Tumor consistency
Firm
9 (29%)
Soft
15 (48.3%)
Mixed
7 (22.7%)
Extent of resection
GTR > 90%
18 (58%)
STR > 70%
8 (25.8%)
Partial < 70%
5 (16.2%)