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Trauma Radiography 1

X-ray, CT head trauma

QuestionAnswer
what does SOL stand for? space occupying lesion
what does SAH stand for? subarachnoid haemorrhage
what does CVA stand for? cerebrovascular accident
what does EDH stand for? extradural haemorrhage/haematoma
what does TIA stand for? transient ischemic attack
Why is CT the primary investigation for head injury, not MRI? better demonstration of fresh bleeding and bony injury
what technique is most useful in initial imaging technique? non-contrast enhanced CT scanning
what pathologies can CT detect? acute haemorrhage, cerebral swelling, evidence of elevated intercranial pressure
Why is there no need for plain skull radiography when using CT?` the bone window detects skull fractures
Name the 4 inner layer below the cranium Arachnoid Dura mater Subarachnoid space Pia mater
What are considered traumatic brain emergencies? hyrocephalus, fluid collections, cerebral oedema, cortical contusions, intracranial calcification, intracerebral haematoma
significant post-traumatic findings on cranial CT abnormal brain attenuation, mass effect, fluid collections, skull fx
what is the usual cause of extradural haematoma? temporal bone fracture (but not always)
where does the extradural haematoma take place? between skull and dura
what are the characteristics of of extradural haematoma? biconvex shape, high density (appear white) of haematoma, slight midline shift
Created by: choconad1891