Search results for “subarachnoid hemorrhage”
9 results found
Article
Intracranial hemorrhage
Intracranial hemorrhage (ICH) is a collective term encompassing many different conditions characterized by the extravascular accumulation of blood within different intracranial spaces. A simple categorization is based on location:
intra-axial hemorrhage
intracerebral hemorrhage
basal ganglia ...
Article
Subarachnoid FLAIR hyperintensity
There are a wide range of causes for subarachnoid FLAIR hyperintensity, both pathological and artifactual.
Differential diagnosis
Pathological causes
subarachnoid hemorrhage
meningitis
leptomeningeal carcinomatosis
FLAIR vascular hyperintensities in acute stroke 1,4,8
moyamoya disease
m...
Article
Cystic spinal cord lesions
Cystic spinal lesions can result from a number of disease entities:
Primary
Chiari malformation
Dandy walker malformation
diastematomyelia
spinal dysraphism
certain skeletal dysplasias 2
achondroplasia
tricho-rhino-phalangeal syndrome type I
ependymal cyst 4
Acquired
due to a tumor
a...
Article
Intracranial arterial beading
Intracranial arterial beading represents alternating areas of constriction in the intracranial arteries that gives the appearance of beads strung together.
Differential diagnosis
The various conditions where this may be seen are:
cerebral vasculitis
radiation therapy
cerebral vasospasm post...
Article
Coup-contrecoup injury (brain)
A coup-contrecoup injury is a term applied to head injuries and most often cerebral contusions and traumatic subarachnoid hemorrhage. It refers to the common pattern of injury whereby damage is located both at the site of impact (often less marked) and on the opposite side of the head to the poi...
Article
Cytotoxic lesions of the corpus callosum (CLOCCs)
Cytotoxic lesions of the corpus callosum (CLOCCs) represent a collection of disparate conditions that can cause signal change in the corpus callosum, usually involving the splenium.
Terminology
The term cytotoxic lesions of the corpus callosum (CLOCCs) has been proposed recently 12 as a more ...
Article
Communicating hydrocephalus
Communicating hydrocephalus is a type of hydrocephalus where CSF is able to leave the ventricular system.
Terminology
Communicating hydrocephalus is commonly used as the opposite of obstructive hydrocephalus, which leads to much unnecessary confusion, as most causes of communicating hydroceph...
Article
Extra-axial masses
Extra-axial masses of the intracranial compartment have a wide range of differentials, ranging from benign developmental cysts to malignant tumors.
Differential diagnosis
neoplasms
chordoma
choroid plexus papilloma/carcinoma
cranial nerve schwannoma
meninges
meningioma
solitary fibrous ...
Article
Leptomeningeal enhancement
Leptomeningeal enhancement refers to a diffuse or focal gyriform or serpentine enhancement that can be seen in the following conditions:
Diffuse
meningitis
pyogenic meningitis
viral meningitis
tuberculous meningitis (can also be focal)
CNS cryptococcal infection
coccidioidal meningitis (c...
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