Traumatic brain injury CT: Difference between revisions

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==Overview==
==Overview==
Head [[Computed tomography|CT scan]] may be helpful in the diagnosis of traumatic brain injury.
Head [[Computed tomography|CT scan]] is the first and foremost test in evaluation of traumatic brain injury.  
==CT==
==CT==
*Head [[Computed tomography|CT scan]] may be helpful in the diagnosis of traumatic brain injury.  
 
*The CT test of choice in traumatic brain injury is a non-contrast CT head. The test is fast, inexpensive and widely available.
*It plays a crucial role in the diagnostic workup, classification, prognosis and workup.
*It plays a crucial role in the diagnostic workup, classification, prognosis and workup.
*Findings include
*Acute findings of CT head include
**Midline shift
**Midline shift
**[[Cerebral contusion]]
**[[Brain herniation]]
**[[Brain herniation]]
**[[ Hydrocephalus]]
**[[ Hydrocephalus]]
**[[Skull fracture]]
**[[Skull fracture]]
**[[Hematomas]]
**[[Hematomas]]
**[[Subarachnoid hemorrhage]]
**[[Intraventricular hemorrhage]]
[[File: Contusion hematoma TBI.jpg|400px|left|thumb| Axial non-contrast CT showing an [[epidural hematoma]] (yellow arrowhead),  frontal lobe [[Cerebral contusion|contusions]] (larger on the left) and a [[subdural hematoma]] extending into the parafalcine region  (yellow arrow). Case courtesy of Dr Bruno Di Muzio (Picture courtesy: [https://radiopaedia.org/cases/traumatic-brain-injuries-2?lang=gb Radiopedia])]]
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[[File:Axial non contrast CT TBI.jpeg|400px|left|thumb| Axial non-contrast CT showing [[epidural hematomas]] (yellow arrowhead), and a midline shift. Case courtesy of Dr Subash Thapa (Picture courtesy: [https://radiopaedia.org/cases/traumatic-brain-injury-with-epidural-haematomas-and-skull-fracture?lang=gb Radiopedia])]]
[[File:Axial non contrast CT TBI.jpeg|400px|left|thumb| Axial non-contrast CT showing [[epidural hematomas]] (yellow arrowhead), and a midline shift. Case courtesy of Dr Subash Thapa (Picture courtesy: [https://radiopaedia.org/cases/traumatic-brain-injury-with-epidural-haematomas-and-skull-fracture?lang=gb Radiopedia])]]
<br style="clear:left">
<br style="clear:left">


 
[[File:Intraventricular hemorrhage TBI.jpeg|400px|left|thumb| Axial non-contrast CT showing an [[intraventricular hemorrhage]] (yellow arrowhead), mild [[Hydrocephalus|ventricular dilation]] (yellow arrow), and soft tissue swelling (yellow triangle). Case courtesy of Dr Derek Smith (Picture courtesy: [https://radiopaedia.org/cases/traumatic-brain-injury-5?lang=gb Radiopedia])]]
 
<br style="clear:left">
{|
|-
| [[Image:Epidural hematoma.png|thumb|150px|left|CT scan of a patient with an epidural hematoma.]] || [[Image:Subarachnoid haemorrhage.jpg|thumb|150px|center|CT scan of a patient with a subarachnoid hemorrhage.]]
|}


==References==
==References==

Latest revision as of 21:28, 9 October 2021

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Joanna Ekabua, M.D. [2]

Overview

Head CT scan is the first and foremost test in evaluation of traumatic brain injury.

CT

Axial non-contrast CT showing an epidural hematoma (yellow arrowhead), frontal lobe contusions (larger on the left) and a subdural hematoma extending into the parafalcine region (yellow arrow). Case courtesy of Dr Bruno Di Muzio (Picture courtesy: Radiopedia)


Axial non-contrast CT showing epidural hematomas (yellow arrowhead), and a midline shift. Case courtesy of Dr Subash Thapa (Picture courtesy: Radiopedia)


Axial non-contrast CT showing an intraventricular hemorrhage (yellow arrowhead), mild ventricular dilation (yellow arrow), and soft tissue swelling (yellow triangle). Case courtesy of Dr Derek Smith (Picture courtesy: Radiopedia)


References


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