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CT for occult cancer is unnecessary in people with unexpected venous thromboembolism, study finds

BMJ 2015; 350 doi: (Published 23 June 2015) Cite this as: BMJ 2015;350:h3386
  1. Susan Mayor
  1. 1London

Computed tomography (CT) of the abdomen and pelvis to look for undiagnosed cancer in people with unprovoked venous thromboembolism is unnecessary, a Canadian study has found, after this screening approach detected a very low rate of occult cancers.1

Unprovoked venous thromboembolism can be an early sign of cancer, and previous studies have shown that as many as 10% of patients who have a blood clot with no apparent cause get a cancer diagnosis in the subsequent year. One …

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