Asymptomatic venous thrombosis in cancer patients – a problem often overlooked. Results of a retrospective and prospective study

Regular screening for thrombosis is indicated even in asymptomatic tumour patients because asymptomatic venous thrombosis is frequent, can lead to pulmonary embolism and has to be treated like symptomatic venous thrombosis. This is particularly true for metastasization during chemotherapy, surgical interventions, or radiation.