Central Nervous System Trauma

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What factor is most critical in affecting the outcome of trauma to the brain and spinal cord?

Location and severity of injury (correct)

Age of the patient

Gender of the patient

Presence of external head wounds

Why might an injury to the frontal lobe be clinically silent?

The frontal lobe heals faster than other brain areas.

There are fewer neurons in the frontal lobe.

The frontal lobe is protected better than other areas.

The frontal lobe has fewer vital functions. (correct)

What is a contrecoup injury?

An injury occurring near the spinal cord.

An injury occurring at the site of the impact.

An injury occurring at the opposite side of the impact site. (correct)

An injury occurring at the base of the brain.

Which type of brain injury might occur without visible external head injuries?

Severe brain damage Signup and view all the answers

What morphological shape do brain contusions typically have?

Wedge-shaped Signup and view all the answers

In which brain regions are contusions most common?

Orbitofrontal regions and temporal lobe tips Signup and view all the answers

What is a characteristic feature of old traumatic brain lesions?

Depressed, retracted, yellowish brown patches involving the crests of gyri Signup and view all the answers

What are the manifestations of acute contusions in the temporal lobes?

Areas of hemorrhage and tissue disruption Signup and view all the answers

What type of brain hemorrhage can occur directly following CNS trauma?

Epidural, subdural, subarachnoid, or intraparenchymal hemorrhage Signup and view all the answers

Which symptom is NOT a direct consequence of contrecoup injuries?

Loss of sense of taste Signup and view all the answers

What vessels are primarily involved in epidural hematomas in children and adults?

Dural vessels Signup and view all the answers

What is the typical clinical progression for a patient with an epidural hematoma after a traumatic event?

Lucid period followed by neurologic signs Signup and view all the answers

What is the immediate medical treatment required for an expanding epidural hematoma?

Prompt drainage and repair Signup and view all the answers

Where do subdural hematomas most often manifest?

Lateral aspects of the cerebral hemispheres Signup and view all the answers

What is the primary cause of subdural hematomas?

Tear of bridging veins Signup and view all the answers

What is the most common time frame for subdural hematomas to become manifest after injury?

Within 48 hours Signup and view all the answers

What are the typical symptoms of a subdural hematoma?

Headache, confusion, and slowly progressive neurologic deterioration Signup and view all the answers

How does an acute subdural hematoma typically appear morphologically?

Collection of freshly clotted blood apposed to the contour of the brain surface Signup and view all the answers

What type of hematoma results from disruption of bridging veins?

Subdural Hematoma Signup and view all the answers

What type of hematomas are most likely to occur at sites of contusions and lacerations?

Subarachnoid and Intraparenchymal Hemorrhages Signup and view all the answers

Central Nervous System Trauma

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Questions and Answers

What factor is most critical in affecting the outcome of trauma to the brain and spinal cord?

Why might an injury to the frontal lobe be clinically silent?

What is a contrecoup injury?

Which type of brain injury might occur without visible external head injuries?

What morphological shape do brain contusions typically have?

In which brain regions are contusions most common?

What is a characteristic feature of old traumatic brain lesions?

What are the manifestations of acute contusions in the temporal lobes?

What type of brain hemorrhage can occur directly following CNS trauma?

Which symptom is NOT a direct consequence of contrecoup injuries?

What vessels are primarily involved in epidural hematomas in children and adults?

What is the typical clinical progression for a patient with an epidural hematoma after a traumatic event?

What is the immediate medical treatment required for an expanding epidural hematoma?

Where do subdural hematomas most often manifest?

What is the primary cause of subdural hematomas?

What is the most common time frame for subdural hematomas to become manifest after injury?

What are the typical symptoms of a subdural hematoma?

How does an acute subdural hematoma typically appear morphologically?

What type of hematoma results from disruption of bridging veins?

What type of hematomas are most likely to occur at sites of contusions and lacerations?

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