[Minimally invasive operations for varicose disease of lower extremities].

The authors discuss specific using minimally invasive surgical technique of ablation of the saphenous vein trunks by a modified Oesch PIN stripper method proposed by the authors. An experience with surgical treatment of 245 patients with varicose veins using the same modified technique is analyzed. Postoperative complications and medium-term results are evaluated.

[Venectomy under local tumescent anaesthesia].

The authors have analysed the findings of the examination and outcomes of surgical management of 142 patients with lower limb varicosity (a total of 160 lower extremities). Of theses, there were 52 (36.6%) men, and 90 (63.

[Biological and genetic characterization of strains of the pathogen of legionellosis, isolated from water on Russian territory].

As the result of the study of the spread of Legionella in different regions of Russia, 69 cultures were isolated from different water systems. After serotyping most of these strains (85%) were identified as L. pneumophila, serogroups 1 and 6.

[Analysis of genomic polymorphism in leptospira by polymerase chain reaction with random primers].

A test system for genetic typing of Leptospirae is developed, based on the polymerase chain reaction (PCR) with arbitrary primers. Thirteen strains of 4 Leptospira species were examined: L. interrogans, L.