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TABLE 2: Surgical, pathologic, and therapeutic data
Patient No. Surgery Therapy Pathology Follow-up
1 Partial resection Radiation: 5012 cGy Tanycytes; occlusion of bilateral internal carotid arteries (Fig. 1A–D) Deceased <1 yr from initial diagnosis; bilateral, massive strokes
chemo: carboplatin vincristine
2 Partial resection Radiation: 5040 cGy Tanycytes; (Fig. 2E–G) Decrease residual tumor
chemo: carboplatin vincristine
3 Partial resection Radiation: 5400 cGy Tanycytes; encased circle of Willis Deceased <1 yr from initial diagnosis; cardiac arrest
chemo: carboplatin vincristine
4 Complete resection Radiation: 5400 cGy Tanycytes; + GFAP stain, + synaptophysin stain (Fig. 3D and E) Lost to follow-up
5 Complete resection None Tanycytes No recurrence at 4 months
Note.—Chemo indicates chemotherapy; GFAP, glial fibrillary acidic protein.

Patient No.	Surgery	Therapy	Pathology	Follow-up
1	Partial resection	Radiation: 5012 cGy	Tanycytes; occlusion of bilateral internal carotid arteries (Fig. 1A–D)	Deceased <1 yr from initial diagnosis; bilateral, massive strokes
		chemo: carboplatin vincristine
2	Partial resection	Radiation: 5040 cGy	Tanycytes; (Fig. 2E–G)	Decrease residual tumor
		chemo: carboplatin vincristine	Tanycytes; (Fig. 2E–G)	Decrease residual tumor
3	Partial resection	Radiation: 5400 cGy	Tanycytes; encased circle of Willis	Deceased <1 yr from initial diagnosis; cardiac arrest
		chemo: carboplatin vincristine	Tanycytes; encased circle of Willis	Deceased <1 yr from initial diagnosis; cardiac arrest
4	Complete resection	Radiation: 5400 cGy	Tanycytes; + GFAP stain, + synaptophysin stain (Fig. 3D and E)	Lost to follow-up
5	Complete resection	None	Tanycytes	No recurrence at 4 months