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Butterfly glioma – name given to a high grade astrocytoma,…
Butterfly glioma – name given to a high grade astrocytoma, usually a glioblastoma multiforme, which crosses the corpus callosum. The often symmetric projections extending out from the midline simulate...
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Insular ribbon sign - refers to loss of the normal insular…
Insular ribbon sign - refers to loss of the normal insular cortex grey-white differentiation and is one of the earliest imaging sign of middle cerebral artery territory infarction. The insular cortex...
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Puff of smoke sign - describes the characteristic angiographic…
Puff of smoke sign - describes the characteristic angiographic appearance of tiny abnormal intracranial collateral vessel networks in moyamoya disease. Progressive narrowing of the supraclinoid...
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Cord sign - refers to cord-like hyperattenuation with a dural…
Cord sign - refers to cord-like hyperattenuation with a dural venous sinus on non-contrast enhanced CT of the brain due to dural venous sinus thrombosis. The sign is most commonly seen with the...
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QUIZ: What classic angiographic sign is seen here? Diagnosis?…
QUIZ: What classic angiographic sign is seen here? Diagnosis? Click for ANSWER from our tumblr blog http://radiologysigns.tumblr.com/
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Puff of smoke sign - describes the characteristic angiographic…
Puff of smoke sign - describes the characteristic angiographic appearance of tiny abnormal intracranial collateral vessel networks in moya moya disease. Progressive narrowing of the supraclinoid...
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Here’s what Hillary Clinton’s CT may look like – the…
Here’s what Hillary Clinton’s CT may look like – the ‘Cord sign’ of dural venous sinus thrombosis. from our tumblr blog http://radiologysigns.tumblr.com/
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Hypertensive haemorrhage – high blood pressure is the most…
Hypertensive haemorrhage – high blood pressure is the most common cause of primary intracerebral haemorrhage (also known as haemorrhagic stroke). Typical locations include: basal ganglia and thalamus...
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MAGIC DR – a handy mnemonic used to remember…
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring enhancing lesion. M - Metastasis A - Abscess G - Glioblastoma multiforme I - Infarct (subacute phase) C - Contusion...
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Lobar haemorrhage – an intracerebral bleed (haemorrhagic stroke)…
Lobar haemorrhage – an intracerebral bleed (haemorrhagic stroke) that occurs superficially within the cerebral lobes. In contrast to hypertensive haemorrhages which occur deep within the brain,...
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