[Consequences of the COVID-19 pandemic for surgical service].

The COVID-19 pandemic has a serious impact on surgical service, emergency and especially elective surgical care. Many hospitals were re-designated as COVID hospitals due to resource constraints and large number of COVID-19 patients requiring hospitalization. This led to cancellation or postponement of scheduled surgeries.

[Open and laparoscopic surgery via minimally invasive approach in the treatment of perforated ulcer: a systematic review and metaanalysis].

Objective: Systematic review and metaanalysis of the effectiveness of open and minimally invasive laparoscopic suturing of perforated peptic ulcer.

Material And Methods: Searching for Russian and English language reports included Scientific Electronic Library, Cochrane Collaboration Library and PubMed databases. We have analyzed contents of specialized journals, reviews and their references.

[Drug treatment of coronavirus disease COVID-19: evidence exists?].

The article provides a review of foreign literature for 2020 on existing methods of drug treatment of coronavirus disease COVID-19. To date, in the treatment of COVID-19 in different countries, a little more than 10 drugs are used. The largest number of studies on the testing of these drugs is carried out by scientists from China, the USA, and European countries.

[Classification of surgical complications].

Aim: To develop classification of surgical complications.

Material And Methods: The most common and recently proposed classifications of surgical complications (Clavien-Dindo, Occordion, R. Satava, et al.