Table 1.
Clinical characteristics of 100 infants with malignant rhabdoid tumors.
| Total | |
|---|---|
| Median age [months] | 3 (0–6) |
| Origin [n = 100] | |
| Germany/Austria/Switzerland | 74 |
| Other countries | 26 |
| Sex [n = 100] | |
| Female | 49 |
| Male | 51 |
| Localization [n = 117] * | |
| Intracranial MRT (ATRT) | 62 |
| Cerebellum | 35 |
| Cerebral hemisphere | 9 |
| Lateral, 3rd, 4th ventricle | 8 |
| Pineal gland | 4 |
| Brain stem | 4 |
| Basal ganglia | 2 |
| Extracranial MRT | 55 |
| Kidney | 15 |
| Liver | 7 |
| Neck | 6 |
| Orbit | 4 |
| Thorax | 3 |
| Skin | 3 |
| Retroperitoneum | 2 |
| Pelvic soft tissue | 2 |
| Cheeks | 2 |
| Pre-auricular | 1 |
| Clavicle | 1 |
| Heart | 1 |
| Pancreas | 1 |
| Abdomen | 1 |
| Adrenal gland | 1 |
| Arm | 1 |
| Hand | 1 |
| Thigh | 1 |
| Sacrum | 1 |
| Scrotum | 1 |
| Metastasis [n = 97] ** | |
| M0, LN− | 49 |
| M0, LN+ | 5 |
| M+ | 26 |
| Synchronous tumor | 17 |
* Anatomical localization of 100 patients, including patients with synchronous tumors (n = 17). ** Metastatic stage (M-stage) in n = 3 patients not available, M0, LN−; localized disease without loco-regional lymph node involvement, M0, LN+; localized disease with loco-regional lymph node involvement, M+; metastasis.