This study examines a new drug, LY4584180, to check its safety and how well it works in adults who have already been treated for blood cancers. Blood cancers affect the blood, bone marrow, and lymph nodes. The study could last about 9 months or more, including time to see if someone can join. Participants must have been treated for blood cancers like lymphomas and have tried at least two treatments before.
**Key Points:**
- The study could last 9 months or longer.
- Participants must have been treated for certain blood cancers and tried at least two treatments before.
- People with certain other medical conditions, like a second active cancer or certain infections, cannot join.