Podcast
Questions and Answers
Which of the following findings on contrast-enhanced CT scan is characteristic of glioblastoma or abscess?
Which of the following findings on contrast-enhanced CT scan is characteristic of glioblastoma or abscess?
- Enhancement of lesion post-contrast
- Contrast enhancement of plaques
- Leptomeningeal enhancement
- Outer enhancing ring surrounding a necrotic center (correct)
Which of the following findings on contrast-enhanced CT scan is characteristic of meningitis?
Which of the following findings on contrast-enhanced CT scan is characteristic of meningitis?
- Contrast enhancement of plaques
- Thin linear enhancement of the margins of the ventricles
- Leptomeningeal enhancement (correct)
- Enhancement of lesion post-contrast
Which of the following is a contraindication for administering contrast media during a CT scan?
Which of the following is a contraindication for administering contrast media during a CT scan?
- Allergy to contrast media
- Both allergy to contrast media and compromised renal function (correct)
- Presence of metallic objects on the patient
- Compromised renal function
Which of the following structures can be visualized on a CT scan of the brain?
Which of the following structures can be visualized on a CT scan of the brain?
What is the standard patient positioning for a CT scan of the brain?
What is the standard patient positioning for a CT scan of the brain?
Which of the following is NOT a common indication for performing a head CT scan?
Which of the following is NOT a common indication for performing a head CT scan?
What is the primary advantage of CT over MRI in the acute setting for head imaging?
What is the primary advantage of CT over MRI in the acute setting for head imaging?
Which of the following processes does NOT cause alteration of the blood-brain barrier, leading to abnormal contrast enhancement on CT?
Which of the following processes does NOT cause alteration of the blood-brain barrier, leading to abnormal contrast enhancement on CT?
Which of the following findings is NOT typical for a brain abscess on a contrast-enhanced CT scan?
Which of the following findings is NOT typical for a brain abscess on a contrast-enhanced CT scan?
What is the typical appearance of a meningioma on a contrast-enhanced CT scan?
What is the typical appearance of a meningioma on a contrast-enhanced CT scan?
