title: [The initial forms of rectal cancer].
abstract: The paper discusses the tumor characteristics and long-term results of treatment of 6875 cases of rectal cancer admitted to oncological institutions of the USSR within 1968-1980. Stage I-IIa ("minimal") tumors were detected in 9.4% of patients. Organ-saving procedures (local excision included) were performed in 57%. Five-year actuarial survival following surgery was 63% according to the All-Union Center for Research on Effectiveness of Cancer Treatment and 74%--according to the N. N. Petrov Research Institute of Oncology data.
authors.forename: R A
authors.initials: RA
authors.lastname: Mel'nikov
authors.forename: D P
authors.initials: DP
authors.lastname: Berëzkin
authors.forename: V I
authors.initials: VI
authors.lastname: Ekimov
authors.forename: V K
authors.initials: VK
authors.lastname: Kovalev
mesh_terms: D000328:Adult; D000368:Aged; D002277:Carcinoma / Q000453:epidemiology* / Q000401:mortality / Q000473:pathology / Q000628:therapy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D015337:Multicenter Studies as Topic; D009361:Neoplasm Invasiveness; D009364:Neoplasm Recurrence, Local / Q000453:epidemiology; D009367:Neoplasm Staging; D012004:Rectal Neoplasms / Q000453:epidemiology* / Q000401:mortality / Q000473:pathology / Q000628:therapy; D014586:USSR
vernacular_title: Nachal'nye formy raka priamoĭ kishki.