At GK planning Pinealoblastoma 9 month after GK 12/18/2009 NSI-2009
Decrease in size - 7/14(50%) patients
Same size - 6/14 (42.8%) patients
Good tumor control - 13/14(92.8%)
(At an average follow up of 31.23.2 months)
Primary GK in beningn disease
All patients had 100 % tumor control rates at 27 months
Primary GK in malignant tumors
Pinealoblastoma patients had good tumor control at 24months and 27 months post GK
Metastasis of a carcinoma breast died at 7 months follow up.
( Pinealoblastomas have mean survival rate of 29 months with surgery and adjuvant chemo/radiotherapy)
Tatsuya Kobayashi et al studied out of 30 patients who were given radiosurgery after conventional treatment and concluded that pineocytomas, germinomas had 100% control rates, malignant germ cell tumors and pineoblastomas had 50% control rates
Stereotactic gamma radiosurgery for pineal and related tumors. Journal of neurooncology 2001; 54:301-309 .
L Manera et al observed effective tumor control in germinomas, pinealoblastomas with recovery o f normal CSF pathways in 7 days of surgery.
Pineal region tumors: The role of stereotactic radiosurgery. Stereotactic and functional Neurosurg 1996;66(suppl 1):164-173
GK surgery valuable and safe alternative as a Primary treatment for posterior third ventricular tumors