Podcast
Questions and Answers
What is the main difference between brain swelling and brain edema in the context of acute head injury?
What is the main difference between brain swelling and brain edema in the context of acute head injury?
- Brain swelling occurs early due to an increase in cerebral blood volume, while brain edema occurs later due to an increase in brain water volume. (correct)
- Brain swelling is caused by axonal injury, while brain edema is due to vasospasms after subarachnoid hemorrhage.
- Brain swelling is identified in CT as collapse of ventricular system, while brain edema is related to inflammation and regeneration.
- Brain swelling is characterized by vasogenic edema, while brain edema is characterized by cytogenic edema.
Which type of brain edema is related to cerebral contusion and is a result of an outpouring of protein-rich fluid through damaged vessels?
Which type of brain edema is related to cerebral contusion and is a result of an outpouring of protein-rich fluid through damaged vessels?
- Vasogenic edema (correct)
- Axonal edema
- Intracellular edema
- Cytogenic edema
What is the characteristic presentation of an epidural hematoma (EDH) clinically?
What is the characteristic presentation of an epidural hematoma (EDH) clinically?
- Showing a diffuse hemorrhagic mass on head CT
- Exhibiting a lucid interval prior to rapid deterioration (correct)
- Presenting with subacute symptoms
- Manifesting with generalized loss of brain parenchyma
How are subdural hematomas (SDH) primarily formed in severe head trauma?
How are subdural hematomas (SDH) primarily formed in severe head trauma?
What is the characteristic appearance of subarachnoid hemorrhage (SAH) on head CT scans?
What is the characteristic appearance of subarachnoid hemorrhage (SAH) on head CT scans?
Which of the following is NOT a component of primary injury?
Which of the following is NOT a component of primary injury?
What is the primary cause of diffuse axonal injury (DAI)?
What is the primary cause of diffuse axonal injury (DAI)?
Which of the following statements about primary injury is FALSE?
Which of the following statements about primary injury is FALSE?
What is the primary mechanism of secondary injury?
What is the primary mechanism of secondary injury?
Which of the following statements best describes the relationship between primary and secondary injury?
Which of the following statements best describes the relationship between primary and secondary injury?
