Table 1. Summary of breast cancer patients with leptomeningel metastases.
| No. | Age (PMT) | Molecular classification of PMT | Age (LM) | Survival Time (LM to Death) | CSFTC count per 1 ml | Time from single cell to cluster | |||
|---|---|---|---|---|---|---|---|---|---|
| ER | PR | HER2 | Ki67 | ||||||
| NM01 | 27 | - | - | - | 30% | 28 | 9 months | 195 | 21 days |
| NM02 | 34 | - | - | - | 50% | 43 | 1 year | - | No cluster |
| NM03 | 40 | 50% | - | - | 30% | 47 | 20 days | 67 | No cluster |
| NM04 | 46 | - | - | - | 80% | 48 | 6 months | 328 | 12 days |
| NM05 | 33 | - | - | - | 50% | 39 | 8 months | - | No cluster |
| NM06 | 43 | - | - | - | 40% | 49 | 11 months | 122 | No cluster |
| NM07 | 51 | <1% | <1% | - | 40% | 51 | 1 year | 218 | 10 days |
| NM08 | 32 | 70% | 50% | - | 20% | 35 | 13 months | - | No cluster |
Note: PMT, primary tumor. LM, leptomeningel metastasis. ‘-’, the data is not available.