The authors' opinion about conservative treatment of acute appendicitis is presented in the article. Conservative treatment of acute appendicitiswas proposed by K. Varadhan, etc. (2009). It was presented the examination results of 7216 patients who werehospitalized with suspected acute appendicitis. Also it was analyzed the results of appendectomy, which were performed in 5172 patients. Validity of diagnostic laparoscopy, informational content of ultrasonic scanning and Alvarado scale were discussed in the article. The authors propose that wide application of conservative treatment of acute appendicitis is premature in Russian Federation. Technique approbation is necessary on base of several medical organizations with discussion of its results within the Russian Society of Surgeons.