The January 12, 1998, "Autopsy and Medicine" Case of the Month describes the difficulty of proving pulmonary arterial carcinomatosis microemboli vs recurrent pulmonary embolism.1 The premortem diagnosis may have been established using right heart catheterization.2
Johnson RE. Pulmonary Arterial Carcinomatosis vs Pulmonary Embolism. Arch Intern Med. 1998;158(11):1276. doi:
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