Non-contrast CT as patient has chronic renal impairment
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Liver has become hyperdense ie mean HU = 74 (note blood vessels are low density in relation to the parenchyma). Previously in 2009 mean HU = 39. The patient has been on amiodorone for the last 3 years. In that time the patient has developed CT signs of portal hypertension ie splenomegaly and enlargement of the portal vein.