Main Traumatic Brain Lesions Characteristics
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Questions and Answers

What is a common initial presentation of patients with the condition described in the text?

  • Headache and focal neurologic signs
  • Progressive stupor followed by coma
  • Progressive alteration in mental status without any physical signs
  • Pupillary dilatation with contralateral then bilateral limb weakness (correct)
  • Which age group is most at risk for diffuse axonal injury according to the text?

  • Elderly individuals
  • Adolescents only
  • Young adults
  • Infants, children, and adults (correct)
  • What is a characteristic radiologic feature of acute epidural clots as described in the text?

  • Located within the subarachnoid space
  • Rimmed by acute blood within ventricles
  • Lenticular in shape and bounded by cranial sutures (correct)
  • Causing multiple regions of edema intermixed with focal blood
  • What is the recommended surgical intervention for acute epidural clots?

    <p>Urgent evacuation if large enough to cause symptoms</p> Signup and view all the answers

    What may be a consequence of diffuse axonal injury in infants, children, and adults?

    <p>Late hydrocephalus</p> Signup and view all the answers

    Which imaging modality may show normal results in diffuse axonal injury according to the text?

    <p>CT scan</p> Signup and view all the answers

    What are the progressive stages of presentation associated with acute epidural clots?

    <p>Stupor → coma → dilated pupil → progressive hemiplegia → spasticity</p> Signup and view all the answers

    Why is urgent surgical evacuation recommended for acute epidural clots?

    <p>If the clot is large enough to cause symptoms</p> Signup and view all the answers

    Which traumatic brain lesion is associated with shearing of parenchymal vessels and risk factors such as coagulopathy and amyloid vasculopathy?

    <p>Contusion / Parenchymal hemorrhage</p> Signup and view all the answers

    Which traumatic brain lesion involves blood filled lateral and third ventricles?

    <p>Intraventricular hematoma</p> Signup and view all the answers

    Which traumatic brain lesion mimics chronic subdural hematoma and is located in the deep white matter, corpus callosum, and dorsolateral pons?

    <p>Contusion / Parenchymal hemorrhage</p> Signup and view all the answers

    Which traumatic brain lesion presents with a typical clinical profile of lucid interval followed by coma, pupillary dilatation, contralateral then bilateral limb weakness, and slowly evolving stupor?

    <p>Acute subdural hematoma</p> Signup and view all the answers

    Which traumatic brain lesion is caused by the tearing of bridging pial veins and arteries?

    <p>Acute subdural hematoma</p> Signup and view all the answers

    Which traumatic brain lesion evolves rapidly within hours and is located in the lateral cerebral convexities?

    <p>Subarachnoid hemorrhage</p> Signup and view all the answers

    Which traumatic brain lesion is more common in children and young adults, leading to drowsiness and coma?

    <p>Acute subdural hematoma</p> Signup and view all the answers

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