Summary: The purpose of this study is to evaluate the safety and efficacy of targeted blood brain barrier opening with Exablate Model 4000 Type 2.0/2.1 for the treatment of NSCLC brain metastases in patients who are undergoing planned FDA approved, on-label systemic therapy utilizing immune checkpoint inhibitors.

Background: A type of drug called monoclonal antibody immune checkpoint inhibitors are often used in cancer treatment. These drugs help the body s immune system fight cancer by blocking proteins that cause cancer cells to grow. One of these drugs (atezolizumab) is approved to treat certain cancers. Researchers want to find out if lower doses of this drug might provide the same benefit with fewer adverse effec...

Summary: This trial is a multi-center, non-randomized, open-label Phase I/II study evaluating the feasibility and efficacy of vincristine, irinotecan, temozolomide, and atezolizumab in children with relapsed/refractory solid tumors.