A lumbar puncture is a test to check the fluid that circulates around the brain and spinal cord. This is called the cerebrospinal fluid or CSF. A lumbar puncture can check for cancer cells or for ...

Children suffering from hydrocephalus, the abnormal accumulation of cerebrospinal fluid (CSF) in the brain, should be careful when using Apple’s popular tablet, the iPad 2: if held within 2 inches of ...