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Biomedical subjects

G A Pokrovskiĭ

Publications and source records attributed to G A Pokrovskiĭ.

At least 19 recordsLinked to original sources

[Up-to-date approach to the treatment of rectal cancer].

During the last 15 years 2404 radical operations of various types were carried out for cancer of the rectum. The rate of postoperative complications made up 28.3% and mortality--2.9%. The tendency to increase of locally spread forms of cancer up to 96.2% with metastases to regional lymph nodes up to--52.3% was detected. The use of adequate chemotherapy, updated suturing devices and new variants of radical operations, combined and extended ones in particular havw much contributed to carrying out radical interventions with complete restoration of bowel continuity in 70% of patients. 5 year survival rate of patients after sphincter saving plastics and restorative procedures made up 60.2-65.3%, after extirpations with colostomy--54.2%. Promising results of improvement the indices of 5 year survival were obtained when preoperative irradiation in regime of multifractioning SOD 45-55 Gy was used together with administration of 5-fluorouracil (5-7.5 g).

Combined Modality Therapy↗

[Transanal resection of the rectum].

A new method of an organ-preserving operation for the management of the initial forms of rectal carcinoma and benign tumors of the distal parts of the rectum has been elaborated and successfully used at the Scientific Research Institute of Proctology. It consists in transanal resection of the rectum with creation of a recto-anal anastomosis. Transanal resection of the rectum was performed on 34 patients. Sixteen patients had giant or recurrent villous tumours of the distal part of the rectum 6 of which had undergone malignant degeneration. In a group of 34 patients 14 had the initial forms of carcinoma of the inferoampular part of the rectum, 2 had a deep cystic colitis, and the other 2 patients were operated on for neurilemoma and teratoma. Recurrences were not revealed in patients with benign diseases in follow-up periods of 2 to 8 years. Recurrent carcinoma of the rectum in the region of the anastomosis was found in 2 patients in follow-up periods of 25 to 37 months. They underwent extirpation of the rectum. The new method enables stable recovery to be achieved and saves the patients from crippling abdomino-anal resections and extirpation of the rectum in the management of benign new growths and initial forms of carcinoma of the distal parts of this organ.

Adenoma, Villous↗