| CNS | Central nervous system; |
| GTR | Gross total resection; |
| HPC | Hemangiopericytoma; |
| HPF | High-power fields; |
| MRI | Magnetic resonance imaging; |
| NF | Non-functioning; |
| PA | Pituitary adenoma; |
| SFT | Solitary fibrous tumor; |
| WHO | World Health Organization; |
| RT | Radiotherapy. |
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