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Egyptian Journal of Neurosurgery
Fig. 2 | Egyptian Journal of Neurosurgery

Fig. 2

From: Stereotactic cryoablation of large tumors of the sellar region with intraoperative CT scans—technical note

Fig. 2

a, b MRI shows a massive pituitary tumor (8 × 8 cm) with large suprasellar extension. c–e Intraoperative CT images show ice-ball formation (seen as black void) around the probe. f, g CT images show the evolution of the tumor 1 and 2 weeks respectively after treatment. h, i CT images show a reduction of tumor size from 6.7 to 5.1 cm. 2 years after treatment

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