Subdural Empyema Overview
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Questions and Answers

What is the most immediate consequence of subdural empyema?

  • Thrombophlebitis of cortical veins
  • Meningitis
  • Nuchal rigidity
  • Increased intracranial pressure (correct)
  • What is the typical gender distribution of subdural empyema cases?

  • At least two-thirds of cases occur in men (correct)
  • Equal between men and women
  • More common in women
  • At least two-thirds of cases occur in women
  • Which imaging modality is crucial for diagnosing subdural empyema?

  • CT scan (correct)
  • MRI
  • Ultrasound
  • X-ray
  • What accounts for many of the clinical features in subdural empyema cases?

    <p>Swelling, necrosis, and infarction of the cortex</p> Signup and view all the answers

    Which symptom is often the earliest and most persistent in patients with subdural empyema?

    <p>Severe headache</p> Signup and view all the answers

    What can a barely detectable thin layer of subdural pus cause in subdural empyema cases?

    <p>Seizures</p> Signup and view all the answers

    What is the relationship between survival and level of consciousness in patients with subdural empyema?

    <p>Higher level of consciousness leads to better survival outcomes</p> Signup and view all the answers

    What can develop in neonates as a complication of meningitis?

    <p>Subdural empyema</p> Signup and view all the answers

    What characterizes uninfected subdural collections that develop after meningitis?

    <p>Effusions</p> Signup and view all the answers

    What are subdural collections called if they contain evident bacteria upon direct examination?

    <p>Empyemas</p> Signup and view all the answers

    What causes the formation of epidural abscess?

    <p>Bone erosion due to cholesteatoma</p> Signup and view all the answers

    What is the term used for the condition where a collection of fluid develops in the subdural space following H.influenzae meningitis?

    <p>Effusion</p> Signup and view all the answers

    Which neurological deficit is common in patients with left-sided subdural empyema?

    <p>Aphasia</p> Signup and view all the answers

    What is a common finding in the CT scan of a well-developed subdural empyema?

    <p>Crescent-shaped low-density pus collection</p> Signup and view all the answers

    Which type of seizures are common in patients with subdural empyema?

    <p>Jacksonian seizures</p> Signup and view all the answers

    Why is lumbar puncture contraindicated in patients with suspected subdural empyema?

    <p>It can precipitate transtentorial coning with elevated intracranial pressure</p> Signup and view all the answers

    What clinical feature is commonly observed in patients with posterior fossa collections of subdural empyema?

    <p>Marked neck stiffness</p> Signup and view all the answers

    When should a clinician consider obtaining a contrast-enhanced MRI study in a patient suspected of having subdural empyema?

    <p>When focal signs are absent and the CT scan appears normal early in the course of the disease</p> Signup and view all the answers

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