[Deep venous thromboses in obstetrics. Apropos of 19 cases].

Between January 1974 and December 1984, 4 cases of deep venous thrombosis (DVT) during pregnancy and 15 cases in the post-partum period, have been reported. Their frequency reaches 1.5% of the deliveries. The most important encouraging circumstances are a past history of DVT and Caesarean section. The treatment is difficult. In light of the 18 cases reviewed, the surgical treatment gives the best results.