CSF Analysis on Biweekly 40 mg IT Trastuzumab (Total 80 mg Weekly)
| Week | 1 | 2 | 3 | 4 | |||
|---|---|---|---|---|---|---|---|
| Protein (g/L) | 34 | 28 | 33 | 26 | 30 | 31 | 61a |
| RBC (/cmm3) | <1 | 1 | <1 | 1 | <1 | 1 | 1 |
| WBC (/cmm3) | <1 | <1 | <1 | 1 | 2 | 1 | <1 |
CSF samples were obtained prior to IT Trastuzumab injection
IT intrathecal, CSF cerebrospinal fluid, RBC red blood cell, WBC white blood cell
aindicates high CSF protein