| Diagnosis . | No. of cases . | Proportion, % . |
|---|---|---|
| Germ cell tumor | 134 | 10.5 |
| Metastasis | 95 | 7.4 |
| Metastatic lung cancer | 42 | 3.3 |
| Metastatic breast cancer | 24 | 1.9 |
| Unspecified | 10 | 0.8 |
| Metastatic lymphoma | 9 | 0.7 |
| Metastatic stomach cancer | 5 | 0.4 |
| Metastatic skin cancer | 2 | 0.2 |
| Metastatic thyroid cancer | 2 | 0.2 |
| Metastasis of unknown origin | 1 | 0.1 |
| Langerhans cell histiocytosis | 87 | 6.8 |
| Craniopharyngioma | 45 | 3.5 |
| Leukemia/lymphoma | 21 | 1.7 |
| Astrocytoma | 11 | 0.9 |
| Erdheim-Chester disease | 8 | 0.6 |
| Meningioma | 4 | 0.3 |
| Granulosa cell tumor | 2 | 0.2 |
| Pituicytoma | 2 | 0.2 |
| Prolactinoma | 2 | 0.2 |
| Cavernous hemangioma | 1 | 0.1 |
| Choroid plexus carcinoma | 1 | 0.1 |
| Glioblastoma | 1 | 0.1 |
| Neuronal neoplasm | 1 | 0.1 |
| Pituitary carcinoma | 1 | 0.1 |
| Pleomorphic xanthoastrocytoma | 1 | 0.1 |
| Polyclonal hypergammaglobulinemia | 1 | 0.1 |
| Schwannoma | 1 | 0.1 |
| Spindle cell carcinoma | 1 | 0.1 |
| Diagnosis . | No. of cases . | Proportion, % . |
|---|---|---|
| Germ cell tumor | 134 | 10.5 |
| Metastasis | 95 | 7.4 |
| Metastatic lung cancer | 42 | 3.3 |
| Metastatic breast cancer | 24 | 1.9 |
| Unspecified | 10 | 0.8 |
| Metastatic lymphoma | 9 | 0.7 |
| Metastatic stomach cancer | 5 | 0.4 |
| Metastatic skin cancer | 2 | 0.2 |
| Metastatic thyroid cancer | 2 | 0.2 |
| Metastasis of unknown origin | 1 | 0.1 |
| Langerhans cell histiocytosis | 87 | 6.8 |
| Craniopharyngioma | 45 | 3.5 |
| Leukemia/lymphoma | 21 | 1.7 |
| Astrocytoma | 11 | 0.9 |
| Erdheim-Chester disease | 8 | 0.6 |
| Meningioma | 4 | 0.3 |
| Granulosa cell tumor | 2 | 0.2 |
| Pituicytoma | 2 | 0.2 |
| Prolactinoma | 2 | 0.2 |
| Cavernous hemangioma | 1 | 0.1 |
| Choroid plexus carcinoma | 1 | 0.1 |
| Glioblastoma | 1 | 0.1 |
| Neuronal neoplasm | 1 | 0.1 |
| Pituitary carcinoma | 1 | 0.1 |
| Pleomorphic xanthoastrocytoma | 1 | 0.1 |
| Polyclonal hypergammaglobulinemia | 1 | 0.1 |
| Schwannoma | 1 | 0.1 |
| Spindle cell carcinoma | 1 | 0.1 |
The denominator for calculation of the proportion of specific neoplasm was 1282, which is the sum of the populations of the 16 studies in which relevant data were available (excluding Di Iorgi et al [5] and Yoon et al [27]).
| Diagnosis . | No. of cases . | Proportion, % . |
|---|---|---|
| Germ cell tumor | 134 | 10.5 |
| Metastasis | 95 | 7.4 |
| Metastatic lung cancer | 42 | 3.3 |
| Metastatic breast cancer | 24 | 1.9 |
| Unspecified | 10 | 0.8 |
| Metastatic lymphoma | 9 | 0.7 |
| Metastatic stomach cancer | 5 | 0.4 |
| Metastatic skin cancer | 2 | 0.2 |
| Metastatic thyroid cancer | 2 | 0.2 |
| Metastasis of unknown origin | 1 | 0.1 |
| Langerhans cell histiocytosis | 87 | 6.8 |
| Craniopharyngioma | 45 | 3.5 |
| Leukemia/lymphoma | 21 | 1.7 |
| Astrocytoma | 11 | 0.9 |
| Erdheim-Chester disease | 8 | 0.6 |
| Meningioma | 4 | 0.3 |
| Granulosa cell tumor | 2 | 0.2 |
| Pituicytoma | 2 | 0.2 |
| Prolactinoma | 2 | 0.2 |
| Cavernous hemangioma | 1 | 0.1 |
| Choroid plexus carcinoma | 1 | 0.1 |
| Glioblastoma | 1 | 0.1 |
| Neuronal neoplasm | 1 | 0.1 |
| Pituitary carcinoma | 1 | 0.1 |
| Pleomorphic xanthoastrocytoma | 1 | 0.1 |
| Polyclonal hypergammaglobulinemia | 1 | 0.1 |
| Schwannoma | 1 | 0.1 |
| Spindle cell carcinoma | 1 | 0.1 |
| Diagnosis . | No. of cases . | Proportion, % . |
|---|---|---|
| Germ cell tumor | 134 | 10.5 |
| Metastasis | 95 | 7.4 |
| Metastatic lung cancer | 42 | 3.3 |
| Metastatic breast cancer | 24 | 1.9 |
| Unspecified | 10 | 0.8 |
| Metastatic lymphoma | 9 | 0.7 |
| Metastatic stomach cancer | 5 | 0.4 |
| Metastatic skin cancer | 2 | 0.2 |
| Metastatic thyroid cancer | 2 | 0.2 |
| Metastasis of unknown origin | 1 | 0.1 |
| Langerhans cell histiocytosis | 87 | 6.8 |
| Craniopharyngioma | 45 | 3.5 |
| Leukemia/lymphoma | 21 | 1.7 |
| Astrocytoma | 11 | 0.9 |
| Erdheim-Chester disease | 8 | 0.6 |
| Meningioma | 4 | 0.3 |
| Granulosa cell tumor | 2 | 0.2 |
| Pituicytoma | 2 | 0.2 |
| Prolactinoma | 2 | 0.2 |
| Cavernous hemangioma | 1 | 0.1 |
| Choroid plexus carcinoma | 1 | 0.1 |
| Glioblastoma | 1 | 0.1 |
| Neuronal neoplasm | 1 | 0.1 |
| Pituitary carcinoma | 1 | 0.1 |
| Pleomorphic xanthoastrocytoma | 1 | 0.1 |
| Polyclonal hypergammaglobulinemia | 1 | 0.1 |
| Schwannoma | 1 | 0.1 |
| Spindle cell carcinoma | 1 | 0.1 |
The denominator for calculation of the proportion of specific neoplasm was 1282, which is the sum of the populations of the 16 studies in which relevant data were available (excluding Di Iorgi et al [5] and Yoon et al [27]).
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