Primary superior vena caval neoplasm should be considered in the differential diagnosis for patients presenting with superior vena caval syndrome.
A case of superior vena cava syndrome caused by a primary intimal sarcoma of the superior vena cava is described. The known causes of superior vena caval obstruction are discussed, together with the difficulties in identifying the underlying lesion. The possibility of a primary superior vena caval neoplasm as a cause of superior vena caval obstruction should be considered in patients presenting with superior vena caval syndrome.
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Downes et al. (1993) studied this question.
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