The main purpose of this study is to deeply characterize cognitive function in liver transplant recipients, differentiate among different causes of cognitive impairment, and identify contributors to cognitive impairment. Participants will receive a comprehensive neurological exam, cognitive assessment, neuropsychological…
This study is for women with breast cancer who will be undergoing lumbar puncture to evaluate for the presence of leptomeningeal metastasis, a complication in which the cancer spreads to the membranes (meninges) surrounding the brain and spinal cord. This condition is typically diagnosed by examining the cerebrospinal fluid…