Items tagged “brain”
199 results
Article
Developmental venous anomaly
Developmental venous anomaly (DVA), also known as cerebral venous angioma, is a congenital malformation of veins which drain normal brain. They were thought to be rare before cross-sectional imaging but are now recognized as being the most common cerebral vascular malformation, accounting for ~5...
Article
Ependymoma
Ependymomas represent a relatively broad group of glial tumors most often arising from the lining of the ventricles of the brain or the central canal of the spinal cord. They account for ~5% of all neuroepithelial neoplasms, ~10% of all pediatric brain tumors and up to 33% of brain tumors occurr...
Article
Obstructive hydrocephalus
Obstructive hydrocephalus is a term usually used to denote non-communicating hydrocephalus.
It is actually a term that causes confusion as used in the above sense implies that communicating hydrocephalus does not have an obstruction to CSF flow/absorption; this is not true as the majority of c...
Article
Pituitary apoplexy
Pituitary apoplexy is an acute clinical condition caused by either hemorrhagic or non-hemorrhagic necrosis of the pituitary gland. Although presentation is variable, it typically comprises headache, visual deficits, ophthalmoplegia, and altered mental status. An existing pituitary macroadenoma i...
Case
Dysembryoplastic neuroepithelial tumor (DNET)
![](https://prod-images-static.radiopaedia.org/images/154/8ad1afa854bb42f3e34ebb429cfa45_thumb.jpeg)
Published
07 May 2008
68% complete
MRI
Case
Gliomatosis cerebri
![](https://prod-images-static.radiopaedia.org/images/6640/18cb4fe24c0c734a4a60bd66e7bfd2_thumb.jpeg)
Published
14 Aug 2008
68% complete
MRI
Article
Subependymoma
Subependymomas are uncommon, benign (WHO grade 1) tumors which are slow-growing and non-invasive. They tend to occur in middle-aged and older individuals and usually identified as an incidental finding.
Terminology
These tumors were previously also known as subependymal astrocytomas, not to b...
Case
Tumefactive demyelinating lesion
![](https://prod-images-static.radiopaedia.org/images/140885/1431b2765470f43fb8deb2b05c28a3f76ab8a6a03b0539b5e66468c6bba2af8f_thumb.jpeg)
Published
15 Nov 2009
89% complete
CT
MRI
Case
Glioblastoma NOS
![](https://prod-images-static.radiopaedia.org/images/281940/downloaded_image20211020-1654-1ojvg8o_thumb.jpeg)
Published
14 Feb 2010
71% complete
CT
MRI
Case
Intraventricular ganglioglioma
![](https://prod-images-static.radiopaedia.org/images/283268/48f4cc29581e56dfbe22d73f678d145dc0b4dab84462d882506d18fcf7407b55_thumb.jpeg)
Published
14 Feb 2010
74% complete
MRI
Case
Dandy-Walker variant
![](https://prod-images-static.radiopaedia.org/images/288323/downloaded_image20211018-1631-bybsfp_thumb.jpeg)
Published
15 Feb 2010
74% complete
MRI
Case
Joubert syndrome
![](https://prod-images-static.radiopaedia.org/images/290061/55171d31ae17c28e00ac111d5e860a_thumb.jpg)
Published
15 Feb 2010
77% complete
MRI
Annotated image
Case
Posterior fossa ependymoma
![](https://prod-images-static.radiopaedia.org/images/295006/ef8e4ee5a626a439eb89af59967423c6ab6eda329983a1bc01e21072864ec8ef_thumb.jpeg)
Published
17 Feb 2010
80% complete
MRI
Case
Tuberculous leptomeningitis (gross pathology)
![](https://prod-images-static.radiopaedia.org/images/299001/b5a273fdeb65c82b52cbeeaf8fee2f_thumb.jpg)
Published
18 Feb 2010
72% complete
Pathology
Case
Falx meningioma
![](https://prod-images-static.radiopaedia.org/images/305217/5e99946abfdea7d40a78b50bcab0e8_thumb.jpg)
Published
19 Feb 2010
71% complete
CT
MRI
Case
Mesial temporal sclerosis - bilateral
![](https://prod-images-static.radiopaedia.org/images/305417/743b5e68b85ee49fced1723afde16b42a912b6cd4cbd61e0e84c7a2cf510ffac_thumb.jpeg)
Published
20 Feb 2010
74% complete
MRI
Case
Epidermoid
![](https://prod-images-static.radiopaedia.org/images/308942/197e5702bd4b65adc09d9bf2198b22_thumb.jpg)
Published
21 Feb 2010
80% complete
Annotated image
MRI
Case
Multiple sclerosis
![](https://prod-images-static.radiopaedia.org/images/310157/b7f4b3183abe3eb8b6b32b587b2ff5_thumb.jpg)
Published
21 Feb 2010
74% complete
MRI
Case
Ganglioglioma
![](https://prod-images-static.radiopaedia.org/images/311525/c426d1a446c264b86ef38a7d74a060_thumb.jpg)
Published
21 Feb 2010
68% complete
MRI
Case
Intracranial dermoid cyst
![](https://prod-images-static.radiopaedia.org/images/312672/a29cfb59a98efa7e3ec323e014aad25e46fb534b3ae4afdd761af166568d3a28_thumb.jpeg)
Published
22 Feb 2010
73% complete
CT
MRI