Related Experiment Video
Updated: May 28, 2026
10:02
Ex Vivo Culture of Chick Cerebellar Slices and Spatially Targeted Electroporation of Granule Cell Precursors
Published on: December 14, 2015
Simple cysts of the cerebellum
1Department of Surgery, Division of Neurosurgery, Stanford University, Stanford, California 94305, USA.
Journal of Neurosurgery
|November 4, 2011
Summary
Simple cerebellar cysts are uncommon tumors that typically affect middle-aged adults. Surgical drainage effectively treats these cysts, which may represent degenerated cerebellar astrocytomas rather than congenital conditions.
Area of Science:
- Neurology
- Neurosurgery
- Pathology
Background:
- Simple cysts of the cerebellum are rare intracranial lesions.
- Their etiology and optimal management remain subjects of discussion in neurosurgical literature.
Observation:
- This report details four cases of cerebellar cysts treated at Stanford University Medical Center.
- The patients presented with signs and symptoms consistent with an expanding cerebellar mass.
Findings:
- Cerebellar cysts appear to be uncommon, predominantly affecting middle-aged individuals.
- Surgical intervention involving unroofing and drainage of the cyst cavity proved to be an adequate treatment.
- The study suggests these cysts may not be congenital but rather a degenerative form of cerebellar astrocytoma.
Implications:
- These findings suggest a potential link between simple cerebellar cysts and cerebellar astrocytomas.
- The results support surgical cyst drainage as an effective treatment modality.
- Further research into the pathogenesis of cerebellar cysts is warranted to elucidate their relationship with glial tumors.
Related Concept Videos
01:17Cerebellum: Anatomical Regions
The cerebellum, also known as the "little brain," is located in the posterior cranial fossa, inferior to the tentorium cerebelli and dorsal to the brainstem. It plays a significant role in motor control, coordination, and proprioception.
Cerebellar Structure
Externally, the cerebellum features a highly convoluted surface with numerous folia (narrow ridges) separated by shallow sulci (grooves). The cerebellum is divided into two hemispheres by a thin median structure known as the vermis. The...
Cerebellar Structure
Externally, the cerebellum features a highly convoluted surface with numerous folia (narrow ridges) separated by shallow sulci (grooves). The cerebellum is divided into two hemispheres by a thin median structure known as the vermis. The...
01:26Cerebrum: Anatomical Overview I
The main and largest component of the human brain is the cerebrum. The cerebrum consists of two main parts: the cerebral cortex, an outer layer with wrinkles or folds known as gyri and shallow grooves called sulci, and a deeper region beneath it. The cerebrum divides into two distinct hemispheres and contains five different lobes: the frontal, parietal, temporal, occipital, and insula. The central sulcus separates the frontal and parietal lobes and two functionally important gyri — the...
01:18Anatomy of the Brain: Ventricles
There are hollow fluid-filled cavities known as ventricles deep inside the human brain. There are two lateral ventricles, one in each cerebral hemisphere, and each has three different projections — the anterior, inferior, and posterior horns visible from the lateral side. A thin membrane called the septum pellucidum separates the two lateral ventricles. The slender third ventricle in the diencephalon is connected to each lateral ventricle via a channel called the interventricular foramen. The...
01:11Cerebrum: Anatomical Overview II
Each cerebral hemisphere can be divided into three main regions. The outermost region, the cerebral cortex, is a thin layer (2 to 4 millimeters thick) made up of gray matter, consisting of neuron cell bodies, dendrites, glial cells, and blood vessels. The middle region, or white matter, is primarily composed of myelinated nerve fibers organized into three types of large tracts: association fibers, commissures, and projection fibers. Association fibers connect different areas within the same...
01:19Cerebral Edema l: Introduction
Cerebral edema is a pathological increase in brain water content that disrupts intracranial pressure regulation and impairs neurological function. Because the cranial vault is rigid, even modest increases in tissue volume can compromise cerebral perfusion, distort neural structures, and initiate secondary injury. Cerebral edema develops through four principal mechanisms: vasogenic, cytotoxic, interstitial, and ionic.Vasogenic EdemaVasogenic edema arises from disruption of the blood–brain...
01:22Cerebral Edema ll: Pathophysiology
Vasogenic edema is a major form of cerebral edema characterized by abnormal accumulation of fluid in the brain’s extracellular space due to disruption of the blood–brain barrier (BBB). The BBB is a specialized structure composed of endothelial cells connected by tight junctions, supported by astrocytic endfeet and a basement membrane. Under normal conditions, it tightly regulates the movement of ions, proteins, and solutes between the bloodstream and brain parenchyma. When this barrier loses...