Malignant intraventricular meningioma with craniospinal dissemination and concurrent pulmonary metastasis

Table 1 List of MIVMs with cerebrospinal dissemination or extraneural metastasis

Reference	Sex, age	Location	Initial histology	Time to recur (months)	Metastasis	Time to metastasis (months)	Auxiliary treatment	Survival time (months)	Cause of death
[5]	Male, 34	Trigone	WHO III	1st recurrence, 12	Cerebrospinal	20	Radiotherapy chemotherapy	21	Pneumonia
[5]	Male, 34	Trigone	WHO III	2nd recurrence, 7	Cerebrospinal	20	Radiotherapy chemotherapy	21	Pneumonia
[6]	Female, 61	Third ventricle	WHO III	none	brain	1.5	No	1.5	Sepsis, deep vein thrombosis
[7]	Male, 67	Trigone	WHO III	none	Spinal	7	Local irradiation	12	Pneumonia
[8]	Male, 8	Trigone	WHO III	2	Cerebrospinal	2	Radiotherapy, chemotherapy	6.5	Not documented
[9]	Female, 34	Trigone	WHO I	1st recurrence, 60	Spinal	60	Radiotherapy	>72	Bulbar palsy
[9]	Female, 34	Trigone	WHO I	2nd recurrence, 3.5	Spinal	60	Radiotherapy	>72	Bulbar palsy
[10]	Female, 53	Trigone	WHO II	1st recurrence, 4	Cerebrospinal	9	Irradiation	Not documented	Not documented
[10]	Female, 53	Trigone	WHO II	2nd recurrence, 4	Cerebrospinal	9	Irradiation	Not documented	Not documented
[11]	Female, 61	Trigone	WHO I	52	Cerebrospinal	2	Radiotherapy, gamma-knife radiation	Not documented	Not documented
[3]	Female, 42	Trigone	WHO II	38	Spinal	32	Radiotherapy	5	Pneumonia
[4]	Male, 44	Trigone	WHO II	2	Liver	5	Radiotherapy	2	Hepatic failure
Present case	Female, 51	Trigone	WHO III	1st recurrence, 12	Cerebrospinal, lung	18	No	1	Pneumonia
Present case	Female, 51	Trigone	WHO III	2nd recurrence, 6	Cerebrospinal, lung	18	No	1	Pneumonia

ISSN: 1477-7819