Evaluation of recent cerebral infarction by computerized tomography

Area of Science:

• Neurology
• Radiology
• Medical Imaging

Background:

• Cerebral infarction, or stroke, is a major cause of neurological deficit.
• Computerized tomographic (CT) scans are vital for diagnosing stroke.
• Understanding the temporal evolution of CT findings is essential for accurate diagnosis and management.

Purpose of the Study:

• To observe the serial changes in computerized tomographic (CT) scans of patients with cerebral infarction.
• To correlate CT findings with clinical presentation and radionuclide scans.
• To determine the importance of scan timing in evaluating stroke.

Main Methods:

• Serial CT scans were performed on twenty patients with cerebral infarction.
• Contrast enhancement was assessed after infusion.
• Radionuclide scans were utilized for comparison with CT findings.

Main Results:

• Seventy percent of cerebral infarctions exhibited a mass effect, resolving by eight weeks.
• Contrast enhancement was observed in 63% of patients, with a temporal link to neurological deficit onset.
• Twenty percent of patients had initially normal CT scans that later showed abnormalities.
• Radionuclide scan uptake correlated with CT contrast enhancement.

Conclusions:

• The temporal evolution of CT findings in cerebral infarction is significant.
• Contrast enhancement patterns and mass effect changes provide valuable diagnostic information.
• The timing of CT scans relative to the onset of neurological deficit is critical for accurate stroke assessment.