[Low-traumatic approach in secondary surgery on the aortic valve].

The possibility of a second operation on the aortic valve and root using a minimally invasive approach is considered along with discussion of its traumaticity and peculiarities of the postoperative period.

[The diagnosis of perifocal inflammation in cancer of the colon].

The study discusses the experience gained with application of a complex of methods for early diagnosis of perifocal inflammation in 50 patients with cancer of the colon. Endoscopic, roentgenologic and radionuclide (using 67Ga citrate) methods were mainly employed. Perifocal inflammation was established in 38 (76%) patients.

[Locally disseminated cancer of the sigmoid colon].

The study discusses the experience of treatment of 207 patients with locally-advanced cancer of the sigmoid colon who made up 13.5% of the total number of cases of cancer of this site seen in the clinic in 1972-1990. Radical surgery was performed in 170 (82.