There is a wedge-shaped area of hypoattenuation with loss of gray-white differentiation in the right cerebellum consistent with an acute or early subacute infarct (@Key Finding 1).

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The much bigger finding, and surprisingly much more challenging to see due to the poor head positioning, is the large retroclival extra-axial mass that's compressing the medulla and pons (@Key Finding 2, @Key Finding 3)!