Blood Pressure and Hypertension

Hydrocephalus

Hydrocephalus is a condition characterized by an excess of cerebrospinal fluid (CSF) within the ventricular and subarachnoid spaces of the cranial cavity.

Lumbar Puncture (Spinal Tap)

Lumbar puncture, also known as spinal tap, is an invasive procedure where a hollow needle is inserted into the space surrounding the subarachnoid space in the lower back to obtain samples of cerebrospinal fluid (CSF) for qualitative analysis.