CSF and Blood Plasma Liquid Biopsy in Patients With Metastatic Solid Tumours and CNS Metastases or no CNS Metastases
Conditions
- Solid Tumor Malignancies
- Brain Metastasases
- Leptomeningeal Disease (LMD)
Interventions
- PROCEDURE: One time CSF and blood sample
Sponsor
Sunnybrook Health Sciences Centre