308. possibilities of evaluation of rectal cancer treatment effectiveness

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307. OCENA TOLERANCJI LECZENIA METODJ\TBI Jochymek B., Gawetko J. Szpital im. St. Leszczynskiego Katowice, Zakfad Radioterapii Cel pracy: Ocena tolerancji napromie- niania catego ciata przed przeszczepem szpiku. Material: Materiat obejmowat 64 cho- rych(24 kobiet, 40 Wiek chorych zawierat w przedziale od 17 do 59 lat, (srednia 33 lata). Chorych na- promieniono fotonami 15 MV, 2xdziennie dawkq 2Gy z przerwq 7 - 8 godzin do da- wki catkowitej 12 Gy. Metoda: Oceniano objaw6w ubo- cznych pod postaci q: wymiot6w, nudnosci, biegunek, gorqczki, objaw6w kardiolo- giczno - pfucnych oraz wahania morfologii krwi, elektrolit6w i kreatyniny. Wyniki: Odnotowano ob- serwacje: u 21 chorych wystqpity nudnosci i wymioty, u 1 chorego biegunka, 2 cho- rych b61e brzucha, u 1 chorego b61e kosci i zgaga. Wnioski: Uzyskane wyniki pozwalajq sformutowa6 wniosek, ze wyzej opisana metoda leczenia jest dobrze tolerowana przez chorych. 308. POSSIBILITIES OF EVALUATION OF RECTAL CANCER TREATMENT EFFECTIVENESS Kim L., Daminowa E., Navruzov S. National Oncological Scientific Center (NOSC), Tashkent, Uzbekistan Purpose: to develop methods of moni- toring treatment effectiveness of rectal cancer patients. Material and methods: 174 rectal cancer patients (87M, 97F) were treated at the N08C from 1984 to 1995. The median follow-up was 30 months. Karnowski index was 70-90%. 34 patients were in T2NOMO, 31 in T3NOMO, 96 T4NxMO and 13 in T4NxM1 stage. 31 patients were irradiated by sole radiotherapy using dose per frac- S344 tion (df) of 2 Gy up to total dose (TO) of 60 Gy, 20 preoperatively with df 5 Gy to TO 25 Gy, 77 using df of 5 Gy delivered twice and next df 4 Gy thrice a week up to TO 30 Gy with hyperthermia and chemothe- rapy followed by surgery. 46 were treated by surgery alone. The analysis using specially designed diagnostic software (correlation matrix) was done. The clinical, biochemical data and data obtained in radionuclide methods regarding to the biological activity of the tumour as well as to organism's reactions on therapy were assessed. Examinations were performed every 10 days during the treatment and in the time of controls. Results: The 17 prognostic parameters were selected out from 100. There were defined the specific gravity (8G) and scale (8) for each of them. A coefficient of effect- tiveness was calculated (KetO, Kef1, Kef2, Keft) for each observation. The found prognostic parameters are: the weight! height (g/cm, 8G=1.38), frequency of breathing (8G=3.66), pulse (8G=1.63), blood pressure (8G=0.8), erytrocytes num- ber (mln/ml, 8 1:1 0,8G=1.3), haemoglobin level (g%, 8G=1.97), leucocytes number (thous/ml, 8 1:20,8G=1.63), irrigoscopy - permeability (%, 8G=9.0), rectoscopy (%, 8G=9.0), histopathology (%), CEA (ng/ml, 8G=33.63), AFP (ng/ml, 8G=14.27), immunoreactive insuline (IRI) (mcED/ml, 8G=2.62), ACTH (ng/ml,8G=20.43), vo- lume of liver metastases (8G=4.0). Conclusion: Diagnostic software could be useful for multivariate correlation ana- lysis of rectal cancer treatment effect- tiveness evaluation but the main prognostic factor in these cases is level of CEA. Rep. Pract. Oncol. Radiother. 8 (S1) 2003

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307.OCENA TOLERANCJI LECZENIAMETODJ\TBI

Jochymek B., Gawetko J.

Szpital im. St. Leszczynskiego Katowice,Zakfad Radioterapii

Cel pracy: Ocena tolerancji napromie­niania catego ciata przed przeszczepemszpiku.

Material: Materiat obejmowat 64 cho­rych(24 kobiet, 40 m~zczyzn). Wiekchorych zawierat si~ w przedziale od 17do 59 lat, (srednia 33 lata). Chorych na­promieniono fotonami 15 MV, 2xdzienniedawkq 2Gy z przerwq 7 - 8 godzin do da­wki catkowitej 12 Gy.

Metoda: Oceniano Iiczb~ objaw6w ubo­cznych pod postaciq: wymiot6w, nudnosci,biegunek, gorqczki, objaw6w kardiolo­giczno - pfucnych oraz wahania morfologiikrwi, elektrolit6w i kreatyniny.

Wyniki: Odnotowano nast~pujqce ob­serwacje: u 21 chorych wystqpity nudnoscii wymioty, u 1 chorego biegunka, 2 cho­rych b61e brzucha, u 1 chorego b61e koscii zgaga.

Wnioski: Uzyskane wyniki pozwalajqsformutowa6 wniosek, ze wyzej opisanametoda leczenia jest dobrze tolerowanaprzez wi~kszos6 chorych.

308.POSSIBILITIES OF EVALUATIONOF RECTAL CANCER TREATMENTEFFECTIVENESS

Kim L., Daminowa E., Navruzov S.

National Oncological Scientific Center (NOSC),Tashkent, Uzbekistan

Purpose: to develop methods of moni­toring treatment effectiveness of rectalcancer patients.

Material and methods: 174 rectalcancer patients (87M, 97F) were treated atthe N08C from 1984 to 1995. The medianfollow-up was 30 months. Karnowski indexwas 70-90%. 34 patients were in T2NOMO,31 in T3NOMO, 96 T4NxMO and 13 inT4NxM1 stage. 31 patients were irradiatedby sole radiotherapy using dose per frac-

S344

tion (df) of 2 Gy up to total dose (TO) of 60Gy, 20 preoperatively with df 5 Gy to TO25 Gy, 77 using df of 5 Gy delivered twiceand next df 4 Gy thrice a week up to TO30 Gy with hyperthermia and chemothe­rapy followed by surgery. 46 were treatedby surgery alone. The analysis usingspecially designed diagnostic software(correlation matrix) was done. The clinical,biochemical data and data obtained inradionuclide methods regarding to thebiological activity of the tumour as well asto organism's reactions on therapy wereassessed. Examinations were performedevery 10 days during the treatment and inthe time of controls.

Results: The 17 prognostic parameterswere selected out from 100. There weredefined the specific gravity (8G) and scale(8) for each of them. A coefficient of effect­tiveness was calculated (KetO, Kef1, Kef2,Keft) for each observation. The foundprognostic parameters are: the weight!height (g/cm, 8G=1.38), frequency ofbreathing (8G=3.66), pulse (8G=1.63),blood pressure (8G=0.8), erytrocytes num­ber (mln/ml, 8 1:1 0,8G=1.3), haemoglobinlevel (g%, 8G=1.97), leucocytes number(thous/ml, 8 1:20,8G=1.63), irrigoscopy ­permeability (%, 8G=9.0), rectoscopy(%, 8G=9.0), histopathology (%), CEA(ng/ml, 8G=33.63), AFP (ng/ml, 8G=14.27),immunoreactive insuline (IRI) (mcED/ml,8G=2.62), ACTH (ng/ml,8G=20.43), vo­lume of liver metastases (8G=4.0).

Conclusion: Diagnostic software couldbe useful for multivariate correlation ana­lysis of rectal cancer treatment effect­tiveness evaluation but the mainprognostic factor in these cases is level ofCEA.

Rep. Pract. Oncol. Radiother. 8 (S1) 2003