Table 1. Literature review.

Study	Age and gender	Tumor	Treatment	Shunt	Metastasis
Pollack et al6	6-MO M	Benign astrocytoma	GTR, CX, RT	V-Per	Metastatic astrocytoma in peritoneal cavity
Trigg et al7	3½-YO M	Optic glioma	STR, RT, CX	V-Per	Malignant ascites
Rickert9	3 M, 1 F (mean age: 2.3 y) 1 M, 1 F (mean age: 11.0 y)	Astrocytoma Glioblastoma	Not discussed	V-Per	Abdominal metastases
Jiménez-Jiménez et al11	4-YO F	Brainstem astrocytoma	RT, CX	V-Per	Ascites and spinal cord seeding
Jacques et al15	13-YO F	Enhancing pontine glioma	Bx, RT	V-Per → V-A	Malignant ascites
Kumar et al15	9-YO M	Thalamic glioblastoma	STR, RT	V-Per	Malignant ascites
Newton et al16	13-YO M	Pontine glioblastoma	Bx, CX, RT	V-Per	Ascites with metastatic deposits in the omentum
Wakamatsu et al17	22-YO M	Medullary glioblastoma	RT	V-Pl → V-A	Tumor cell growth in right pleural cavity

Abbreviations: Bx, biopsy; CX, chemotherapy; F, female; GTR, gross total resection; M, male; MO, month old; RT, radiation therapy; V-A, ventriculoatrial; V-Per, ventriculoperitoneal; V-Pl, ventriculopleural; YO, year old.