[Surgical treatment of recurrent varices].

The AA describe the different kinds of operation, on the base of the different kinds of relapsing varices. They outline the importance of a through isolation of internal saphena vein at sapheno-femoral "cross" and of external saphena at sapheno popliteal "cross" for avoiding "high" relapses. They they insist on the subfascial ligature of incontinent perforating veins and on the closing of open muscular breach though a "zed" stitch.

[Etiopathogenesis and classification or recurrent varices].

The AA examine the most frequent causes of relapsing varices: they remember that the exact anatomic knowledge of sapheno-femoral and and sapheno-popliteal crosses in essential for the execution of an exact operation; rapidly they inspect the casuistry of S. Giuseppe Hospital, classifying the relapses on the base of a topographic standard and seeing that the technical mistake is essential for the relapses.

[Prevention of pulmonary embolism in surgery: analysis of 2 clinical cases].

After some short notices on the physiopathology of thrombosis, the AA. consider clinic, symptomatology and surgical therapy for prevention of pulmonary embolism. They outline that only a precocious operation and an exact diagnosis can help the patient who had had an embolism; in the end they report two cases, describing the operation and its indications.