Cerebrospinal fluid (CSF) is a type of clear liquid that surrounds, protects, and cushions your brain and spinal cord from possible injuries. The fluid is held in place by the dura mater, a dense ...

A CSF leak occurs when cerebrospinal fluid (CSF) escapes from the protective layer surrounding the brain and spinal cord. This is a serious condition that can cause headaches, seizures, or meningitis.

Sequencing circulating tumor cell-free DNA (cfDNA) in cerebrospinal fluid (CSF) improved diagnosis, decision-making, and clinical care in pediatric and adolescent and young adult (AYA) patients with ...