Evaluation of frequency of recurrence in malignant head and neck neoplasms in the years 1980-1990
Lepkowski, A.; St Dej, S.; Markowski, J.; Bielecki, I.
Otolaryngologia Polska 46(4): 362-369
1992
ISSN/ISBN: 0030-6657 PMID: 1448284 Document Number: 392551
During the years 1980-1990 in the Otolaryngological Department of the Silesian Medical Academy in Katowice 452 patients with malignant neoplasms of the head and neck were treated. 154 (35%) patients treated by radiotherapy. 140 (30%) were operated, 133 (29%) were treated by both methods and 25 (6%) were treated symptomatically. 139 (30%) out of them have had the recurrencies after the treatment. The authors made the analysis of frequency of recurrencies in years 1980-86 in comparison with period 1987-90. The statistically significant increase of frequency of recurrencies in years 1987-1990 was found.