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Pseudomembranes in chronic subdural hematomas

Pseudomembranes in chronic subdural hematomas
Noncontrast head CT images (A, B, C) show chronic subdural hematoma (arrows) with pseudomembranes (arrowheads) that appear as linear or nodular densities.
CT: computed tomography.
Courtesy of Glenn A Tung, MD, FACR.
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