Quiz — what’s the diagnosis?
Look at the images, read the history and pick the most likely diagnosis. Your score is kept on this device.
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CT
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Axial non-contrast CT of the head (arrow from the original source).
Image: James Heilman, MD, CC BY-SA 4.0 — source
Case 1009
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Presentation
Head injury after a fall. Brief loss of consciousness, now increasingly drowsy.
- Biconvex (lentiform) hyperdense extra-axial collection over the left hemisphere (arrow)
- Mass effect with effacement of the adjacent sulci
- Additional hyperdense foci in the brain parenchyma, consistent with contusions