BRAIN: CT

A-57-1CT Attenuation (Density) of Intracranial Lesions - Hyperdense
A-57-2CT Attenuation (Density) of Intracranial Lesions - Isodense
A-57-3CT Attenuation (Density) of Supratentorial Lesions - Hypodense
A-58-1CT Contrast Patterns of Intracranial Masses - Marked Enhancement (Homogeneous)
A-58-2CT Contrast Patterns of Intracranial Masses - Marked Enhancement (Patchy, Mixed, or Ring-like)
A-58-3CT Contrast Patterns of Intracranial Lesions - Moderate Enhancement (Variable in Appearance)
A-58-4CT Contrast Patterns of Intracranial Masses - Minimal or No Enhancement
A-59-SFeatures Useful in CT Identification of Various Types of Intracranial Tumors