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Biomedical subjects

L Babini

Publications and source records attributed to L Babini.

At least 37 records · Page 2Linked to original sources

Combined therapy of localized Ewing's sarcoma of bone: analysis of results in 100 patients.

From 1979 to 1986, 182 patients with biopsy proven diagnosis of Ewing's sarcoma of bone were observed. One hundred of the 182 patients (72 males, 28 females, median age 15.8 years) with localized disease and no previous treatment were treated with chemotherapy (VCR, ADM, CTX, D-ACT) for 15-18 months. Local treatment was radiotherapy (42 patients), surgery (31 patients), or a combination of both (27 pts). Radiation doses ranged from 45 to 64 Gy given with conventional fractionation. Median follow-up was 51.2 months (24-106). Overall and disease-free survival were, respectively, 58.7 and 42.6%. Resected patients tended to have a better local control (Surgery 93.6%, Surgery + Radiation therapy 92.6%, Radiation therapy 69.1%). Disease-free survival was significantly related to the volume of the primary tumor (bulky: 33.2%, not-bulky: 57.7%), to site (extremities 54.6%, central sites 16.6%, other sites 40.9%), and to local treatment (Radiation therapy 30.3%, Surgery + Radiation therapy 47.9%, Surgery 59.1%). These results are, however, biased because resected patients tended to have smaller tumors in favorable sites.

Adolescent↗

[Analysis of prognostic factors in 106 cases of carcinoma of the rhinopharynx treated with cobalt teletherapy].

A series of 106 patients affected with nasopharyngeal carcinomas and treated by definitive external irradiation from January 1975 to December 1986 was retrospectively reviewed. The median follow-up, from the end of the treatment, was 43 months (range 24-90). The nasopharynx received not less than 60 Gy to the midplane: the clinically negative neck (N0) was treated with a total dose of 50 Gy and the patients who had N1-3 disease received not less than 60 Gy. Thirty-eight patients had a recurrence in the irradiated areas (31 in the nasopharynx, and 7 in the neck); 17 patients developed distant metastases. Disease-free survival at 60 months was 42%. The most significant prognostic factor (p less than 0.05) was the presence of advanced neck involvement (N2-3), since most of the lymphatic and distant recurrences were observed in this group of patients. The overall results did not reveal but slight differences in the survival according to histology, even though patients with undifferentiated carcinomas had a local recurrence rate significantly lower than those with squamous cell carcinomas. Our findings suggest that patients with N2-3 neck diseases or with locally advanced involvement (T3-4) be treated by adjuvant chemotherapy in order to decrease the risk of local and distant relapses.

Adolescent↗

[Radiotherapy of carcinoma of the glottis in the initial stage].

The control of early glottic cancer is equally satisfactory with either surgical resection or radiation therapy; this last method gives the patient good functional results. During the period from 1/1978 to 12/1985, 73 patients with early glottic carcinoma (T1 N0 M0) were treated in the Institute of Radiotherapy L. Galvani, University of Bologna; 45 were stage T1a (tumour limited to one vocal cord) and 28 were stage T1b (tumour of both vocal cords or involving anterior commissure); radiation treatment utilised a 60Co machine and 5 x 5 cm fields; the median dose was 67.2 Gy (range 50-76) with conventional fractionation. Ten patients had local recurrence; the median time of recurrence was 13.4 months; 9/10 were treated by surgery and 2/10 died, so the overall control by radiotherapy with surgery in reserve was 100% in T1a tumours and 90.6% in T1b ones. The 5-years disease free survival rate was 93.1% in T1a tumours and 69% in T1b; lesions involving anterior commissure had the worst prognosis, independent of the dose and time-dose factor (3/10 recurrences in the group treated with TDF less than 110 and 4/18 recurrences in the group with TDF more than 110).

Adult↗

Patterns of failure in nasopharyngeal cancer treated with megavoltage irradiation.

From 1976 to 1982, 78 patients with nasopharyngeal cancer (NPC) were treated with definitive megavoltage irradiation in accordance with a uniform protocol. The results of treatment were analyzed and prognostic factors reviewed. The incidence of primary failures was directly related to the extent of nasopharyngeal disease, since the relapse rate was 11% in T1T2 patients compared with 37.5% in T3T4 patients. Similarly, failure in the neck correlated with the N stage, being negligible for N0 and N1, while 35.7% for N3. The presence of bulky cervical nodes was associated with a higher risk for metastases: hematogenous dissemination occurred in 50% of N3B patients. The histology pattern seemed to significantly affect the ultimate outcome of patients with NPC, since disease-free survival was 65.5% in patients with a diagnosis of undifferentiated carcinoma (UC) and 23.8% in patients with squamous cell carcinoma (SC). The major cause of poor survival in this latter patient group was not only a higher recurrence rate of both primary and nodal disease but a greater incidence of distant metastases as well.

Carcinoma↗

Management of nodular sclerosis Hodgkin's disease stage I, II A and B: evidence for a beneficial effect of MOPP on the relapse rate.

85 patients with previously untreated Hodgkin's disease with stage I, II A and B nodular sclerosis were treated. 31 of them with stage I and II A were submitted to radiotherapy alone. All are alive, but 9 of them (30%) relapsed. On the contrary, 35 patients with stage I and II A, and 19 with stage I, II and IIE B were submitted to radiotherapy followed by three courses of MOPP. All 54 patients are alive and relapse-free. No severe complication related to chemotherapy was observed. The analysis of results suggests that 3 courses of MOPP can significantly (Ip < 0.00025) reduce the relapse rate in patients with stage I and II nodular sclerosis, eligible for radiotherapy, without increasing morbidity.

Adolescent↗