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Biomedical subjects

G Franchin

Publications and source records attributed to G Franchin.

At least 37 records · Page 2Linked to original sources

[Unknown primary bone metastasis: therapeutic and diagnostic strategies].

The primary site remains unknown in 0.5-15% of patients with multiple metastases. In 5-20% of these patients bone metastases are the first sign of disease. Survival after diagnosis ranges 2 to 6 months and 1-year survival is less than 25%. First of all, this paper reviews the current diagnostic and therapeutic approaches to patients with bone metastases from an unknown primary site and then reports the 10-year experience with radiotherapy at the Radiotherapy Division of the Centro di Riferimento Oncologico (Aviano) and of the Pordenone General Hospital in this patient population. Seventy-nine patients with bone metastases were evaluated. In 33 patients histology confirmed the original diagnosis and in 46 patients diagnosis was based on radiological and clinical findings. With respect to pain relief, differences in irradiated areas and in the ages of the patients were not significant. The patient's sex, however, did make a difference both to the degree of pain relief achieved and to survival (more favorable in women). To conclude, this paper suggests the diagnostic procedures necessary for the correct follow-up of patients with bone metastases from an unknown primary site.

Adult↗

Hyperthermia in clinical practice: preliminary results and current problems in the treatment of 21 patients.

From February 1988 through February 1991, 21 patients were managed by superficial hyperthermia and radiotherapy. Nineteen patients had received previous treatment; the most common histology was breast carcinoma. Twenty-six cycles of combined hyperthermia and radiotherapy were delivered: 4 complete responses (15.4%), 17 partial responses (65.4%), 1 minimal partial response (3.8%), 3 stable diseases (11.6%) and 1 disease progression (3.8%) were obtained. The median duration of response was 7 months (range 1-16) for responding and 4 months (range 2.5-4) for non-responding patients. The toxicity encountered (confined mostly to epithelitis--7/21 patients) was completely reversible. In our experience, hyperthermia combined with radiotherapy proved to be an effective treatment. However, some problem that emerged during treatment planning and delivery showed the need for further development and research into hyperthermic devices and thermometry systems.

Adult↗

Radiotherapy versus radiotherapy enhanced by cisplatin in stage III non-small cell lung cancer.

Between January 1987 and June 1991, 173 patients with inoperable non-small cell lung cancer, Stage III, were entered into a randomized trial comparing radiotherapy only (RT) (45 Gy/15 fractions/3 weeks) (arm A) versus RT and a daily low dose of cDDP (6 mg/m2) (arm B). An overall response rate of 58.9% was observed in arm A and 50.6% in arm B, respectively. No differences in the pattern of relapse were noted between the two treatment groups. Median time to progression was 10.6 months for arm A and 14.2 months for arm B. Median survivals were 10.3 months and 9.97 months, respectively. Toxicity was acceptable and no treatment-related death occurred in either treatment schedule. In this study no significant advantage of the combined treatment over radiation therapy only was found. The encouraging results achieved in some trials together with the intractability of the disease suggest that further efforts should be made to optimize clinical trial protocols, perhaps by reviewing the radiobiological and pharmacological basis of the combined treatment.

Adult↗

Radiotherapy enhanced by cis-platinum in stage III non-small cell lung cancer: a phase II study.

From January 1984 to December 1986, 94 patients with unresectable, locally advanced, non-small cell lung cancer (NSCLC) were treated to assess both the efficacy and the toxicity of a combined modality treatment including radiation therapy (45 Gy/15 fractions/3 weeks) and daily low dose cDDP (6 mg/m2). The overall response rate for the 90 evaluable patients was 54.3% with 16.6% of complete responses. At a minimum follow-up of 4 years, the overall median survival time was 12 months. Provided adequate hydration is ensured, the cDDP regimen chosen as a radiosensitizer can be safely combined with radiation therapy.

Adult↗

Radiation therapy combined with chemotherapy for inoperable pancreatic carcinoma.

From March 1985 to July 1989, 22 patients with unresectable pancreatic adenocarcinoma entered the study to receive external beam irradiation with chemotherapy. Radiation therapy consisted of 60 Gy in 3 courses (20 Gy each course) delivered over a period of 2 weeks, with a 2-week rest between the courses. Chemotherapy consisted of 5 fluorouracil, 500 mg/m2, plus cisplatinum, 20 mg/m2, administered on days 1, 2 and 3 of each radiation therapy course. Of the 22 evaluable patients, 10 were males and 12 females; their median age was 63 years (range, 32-77), and their median performance status was 80 (range, 60-90). After treatment, 12 partial remissions and 6 no changes were reported. In 4 cases, abdominal progression of disease during treatment required interruption of the therapy program. At the start of treatment, abdominal pain was the most important symptom in 17 patients; improvement of abdominal pain was observed in 10 cases (76%) after treatment and lasted for a median of 5 months. Median survival time was 7.5 months, and time to progression was 6.2 months. Median follow-up was 7 months (range, 14 days -38). In 2 cases, persistent hematologic toxicity did not permit completion of therapy, and in another 3 cases grade II hematologic toxicity required a 2-week rest period over the normal split-course program. In another 4 cases, grade I hematologic toxicity did not require any delay in the therapy program. Our results are comparable with those achieved in other major studies and are acceptable in terms of survival time, palliation of symptoms and toxicity. In our experience, the combination of radiotherapy plus 5-fluorouracil and cisplatinum does not seem to offer any advantage over the combination of radiation therapy and 5-fluorouracil.

Adenocarcinoma↗

Whole abdomen radiation therapy after a short chemotherapy course and second-look laparotomy in advanced ovarian cancer.

From April 1983 through December 1989, 42 consecutive patients with diagnosis of epithelial ovarian carcinoma were initially managed by aggressive surgery and three courses of endoperitoneal cis-platinum-based chemotherapy followed by an alternating combination chemotherapy and second-look laparotomy. Patients with residual tumor less than or equal to 2 cm subsequently received whole abdominal radiation therapy (WAR). Twenty-eight patients (42% with no residual disease, 21% with microscopic disease, and 36% with residual disease less than 2 cm) were eligible for WAR. WAR was delivered using an open-field technique up to 22 Gy in 20 fractions followed by a pelvic boost of 18 Gy in 10 fractions. The kidneys were shielded posteriorly at 1100 cGy; hepatic shields were not added. One patient did not complete WAR for lung metastases after 5 radiotherapy fractions. The complete treatment program lasted 8 months (range, 6.8-11). The median follow-up of the 28 patients entered into the study was 50 months. Eight patients are alive and disease-free at 5 years. The overall and disease-free survival rates at 5 years are 45 and 30%, respectively. All but 2 patients relapsed within the abdominopelvic cavity and 3 developed brain metastases. Toxic effects, during WAR, required treatment interruption in all but 4 patients: 3 developed a small bowel obstruction requiring surgery and 1 died of surgical complications in complete remission. The poor disease-free survival and the severe toxicity encountered have been valid indications that WAR should be discontinued as a treatment modality in advanced ovarian cancer at our department.

Abdomen↗

Evaluation of hospital care in a radiotherapy department in north-eastern Italy.

Assessment of the quality of care and patients' satisfaction has become an increasingly needed area of research. The present study investigated various qualitative and quantitative aspects of provision of care and interaction between cancer outpatients and medical and nursing staff within a radiotherapy department in Pordenone, north-eastern italy. A total of 368 outpatients were contacted: 258 completed the questionnaire (response rate 70%). No difference emerged between respondents and non-respondents as concerning age, sex, marital status, clinical stage, cancer type and reason for referral. Significant differences were found for education and type of work, white collar and better educated patients being more frequent among respondents. Most of the patients reported good or very good levels of satisfaction with major aspects of care provision and relationship with medical and nursing staff. Length of time spent in various administrative procedures, cost of the therapy and change of attending physician in different examinations were the issues commented upon relatively less favourably. Reported waiting time for each medical examination exceeded 1 hour in approximately half of the patients. Improvement in hospital services constituted the priority, according to male patients. Public transportation concerned most women's and elderly patients' attention. Among elderly patients, the need for better provision of care at home was also deeply felt.

Age Factors↗

Feasibility of total body irradiation in chronic lymphocytic leukemia and low-grade non-Hodgkin's lymphomas.

Combined total body irradiation (TBI) and Prednimustine were prospectively evaluated in 30 patients affected either with chronic lymphocytic leukemia (CLL) or with low-grade non-Hodgkin's lymphoma (NHL) eleven patients were previously treated. Between January 1984 and May 1987, 20 evaluable patients with CLL, median age 66 years (range 43-82), classified according to Rai (4 in stage I, 10 in stage II, 4 in stage III, 2 in stage IV) and 10 evaluable patients with NHL low-grade malignancy according to the Working Formulation, Stages III and IV, median age 54 years (range 32-71) were treated using a 6 MeV Linear Accelerator, applying two opposite alternating fields including total body, with a fraction of 15 cGy, 2 fractions weekly (3-day interval) for a total dose of 150 cGy given over 5 weeks. Prednimustine (100 mg/m2, orally, for 5 consecutive days, every 3-4 weeks, for 6-9 courses) was administered 2 months after TBI treatment, as consolidation therapy. By May 1989, a total of 85% hematological responses (defined as normalization of the differential white cell count, of the total blood cell count and of bone marrow infiltration) were obtained after combined treatment in CLL patients; moreover 3 CR (according to the WHO criteria), 75% with splenomegaly reduction and 40% with lymphadenopathy reduction were seen. Ninety percent objective responses (5 CR and 4 PR) were observed in the NHL patients, with 50% having splenomegaly reduction and 67% lymphadenopathy reduction. The median response time in the two groups was, respectively, 14 and 23 months. The overall toxicity (WHO grades 1,2,3,4) after combined treatment was 65% and 70% in the two patient groups. WHO grade III toxicity, completely reversible, was verified in only 16.6% of the cases; all cases, except one, were previously treated. Additionally, 1 toxic death (grade IV thrombocytopenia and leukopenia) was observed in a heavily pretreated patient affected with CLL after TBI alone. Prednimustine regimen was generally well tolerated. The high response rate and acceptable toxicity, confirms the feasibility and the usefulness of TBI in the context of a combined treatment for CLL and low-grade NHL patients. However in order to further reduce the severe toxic side effects, observed in one patient, white blood cells and platelet count should be plotted and monitored carefully, particularly in pretreated patients.

Adult↗

Combined radiotherapy and chemotherapy versus radiotherapy alone in locally advanced epidermoid bronchogenic carcinoma. A randomized study.

Between June 1980 and December 1983, 111 patients with inoperable epidermoid bronchogenic carcinoma (limited disease) were entered into a randomized trial comparing radiotherapy alone versus radiotherapy and combination chemotherapy with cyclophosphamide, Adriamycin (doxorubicin), methotrexate, and procarbazine. Thirty-five of 62 (56.4%) patients treated with 4500 rad in 15 fractions in 3 weeks and 19 of 49 (38.8%) patients treated with the same radiation treatment and chemotherapy had an objective response. The difference in response rate was not significant (P = 0.900). Median time to progression was 5.9 and 7.02 months, respectively, for the radiation treatment and the combined treatment. Median survival was 11.74 and 10.03 months, respectively, without statistically significant differences between the two groups of patients. The toxicity was acceptable and no treatment-related death occurred in either treatment schedule. In this study no significant superiority of combined radiotherapy and chemotherapy treatment over radiation therapy alone was evidenced. Whether different chemotherapy regimens may prove more effective in this context should be clarified by further studies.

Antineoplastic Combined Chemotherapy Protocols↗

Carcinoma of the nasal vestibule: report of 12 cases.

Carcinoma of the nasal vestibule has an individual clinical character; in this retrospective analysis the data of 12 consecutive patients are reported. Small lesions were treated by surgical resection and larger tumours by intra-arterial chemotherapy (IAC) followed by external beam radiotherapy. One patient had a recurrence which was successfully treated surgically; six had previous or subsequent malignancies. The results of the most recent series reported in the literature are reviewed and the rationale of the IAC approach is discussed. The reported treatment policy seems effective in achieving the highest cure rate with the best functional results.

Aged↗

Retrospective analysis of the CYVADIC regimen in advanced soft tissue sarcomas.

We performed a retrospective review of our data obtained with the original CYVADIC regimen in 31 consecutive patients with advanced soft tissue sarcomas. The treatment consisted of cyclophosphamide 500 mg/m2 i.v. from day 1, vincristine 1.5 mg/m2 in days 1 and 5, doxorubicin 50 mg/m2 i.v. on day 1, and dAcarbazine 250 mg/m2 i.v. from days 1 to 5, repeated every 3 weeks. An objective response was observed in 11/31 patients (35.5%). There were 2 complete remissions (6.5%) lasting 23 and 2 months respectively and 9 partial responses (median duration 7 months, range 1-23). No change was observed in 14 patients, and 6 patients showed progression after a median of 2 cycles of chemotherapy. Toxicity was similar to that already described with this regimen, with alopecia, nausea, vomiting and myelosuppression being the most important side effects. In particular, the median WBC nadir was 1,900/mm3 (range 400-3,600/mm3) whereas the platelet nadir was 181,000/mm3 (range 80,000-358,000/mm3); no patient developed congestive heart failure, and no treatment related death was observed. Still today, after 10 years of use, the CYVADIC regimen is very widely employed as a standard treatment for recurrent or metastatic soft tissue sarcomas, although the original positive results have been confirmed only by a few authors. In our retrospective analysis of a totally unselected population of patients, we too observed a lower activity which is, however, according to a recent review, similar to the mean value of responses obtained in the whole population of treated patients reported in the literature.

Adult↗

Postoperative radiotherapy in locally advanced head and neck cancer.

This retrospective study was conducted on 255 consecutive patients with locally advanced squamous-cell carcinoma of the oral cavity, oropharynx, larynx or hypopharynx, treated at the Radiotherapy Department of Pordenone General Hospital between January 1975 and December 1985. All patients underwent radical surgery followed, after an interval ranging from 10 days to 2.9 months, by radiotherapy given either through a 6 MeV linear accelerator or a cobalt-60 unit. Field extension and dose delivered were comparable in relation to stage and involvement of the surgical resection margins. The aims of the study were to evaluate the survival rate and to analyze the clinical parameters which can influence the disease-free survival. The adjusted overall 5-year survival rate was 71%; stage, performance status at diagnosis, and site of the primary tumor were significant factors in determining patient prognosis, whereas infiltration of resection margins was not significant in determining loco-regional control of disease. Seventy-five patients relapsed and 67 died of cancer-related diseases whereas death in 52 patients was not related to the head and neck cancer. The combined modality treatment consisting of surgery followed by radiotherapy was well tolerated and proved to be effective in the treatment of locally advanced head and neck tumors.

Adult↗

Accelerated split course regimen in the treatment of brain metastases.

Between July 1981 and December 1983, 63 patients, with brain metastases were treated with an accelerated split course regimen; irradiation was given to the whole brain in 3 daily fractions of 160 cGy each (with 4-h interval between the fractions), for 5 days a week. The cycle was repeated after 2 weeks to a total dose of 4800 cGy. Male-female ratio was 3:1 (48 males and 15 females). Median age was 58 years (range 24 to 75). The most frequent site of primary tumor was lung (squamous cell carcinoma in 33 patients and oat cell carcinoma in 8 patients), breast in 6 patients, melanoma in 3 patients, other sites in 8 patients and unknown cancer in 5 patients. Thirty-five patients had multiple brain metastases localizations. In 33 patients (52.3%), metastases were present in other sites outside the central nervous system. Two patients failed to complete the scheduled treatment: one because of early death and the other by refusal of therapy during treatment. We obtained complete remission (CR) in 4 patients and partial remission (PR) in 24 patients. The median survival time was 21 weeks. The overall response rate was 42.5%. Toxicity was not considerable. The treatment results were not influenced by the site of primary tumor or by disease spreading; only the neurologic status before radiotherapy and the response to treatment influenced survival. The results we obtained are similar to those reported by other studies; however, with the accelerated split course regimen the treatment time was reduced and a shorter period of hospitalization was required.

Adult↗

Multiple fraction per day radiation therapy for inoperable esophageal cancer.

Experience with a multiple fractions per day radiation therapy program for inoperable esophageal cancer is reported. The treatment program consisted of 3 daily fractions of 1.6 Gy, with a 4 hr interval between fractions, for 5 consecutive days (24 Gy). After a rest period of 2 weeks, a second course of radiation was given with the same dose and fractionation for a total dose of 48 Gy in an overall treatment time of 4 weeks. Thirty-four patients were treated between February 1981 and July 1983. Acute reactions consisted of mild esophagitis noted in 30% of patients. No treatment related complications were reported. Median survival was 7 months and the 2- and 5-year survival rates were 12 and 9%, respectively. Tumor size and Karnofsky performance status were found to be the most important prognostic indicators for prolonged survival. Prompt palliation of symptoms was noted. Thirty-three per cent of patients had complete resolution and 41% had partial improvement of symptoms after completion of treatment. Four patients (12%) obtained complete tumor regression with negative biopsy at endoscopic examination and 2 of them are free of disease at 58 and 64 months. A partial response was reported in 12 patients (35%) for a median duration of 5 months (3-26). Treatment with multiple fractions per day was feasible in patients with esophageal cancer and could be preferred to more conventional fractionations for promptness of palliation and the shorter treatment time. The expected therapeutic gain is discussed.

Adenocarcinoma↗

Splenic irradiation in chronic lymphocytic leukemia. A 10-year experience at a single institution.

A group of 38 patients with a median age of 70 years and chronic lymphocytic leukemia (CLL) were treated using a cobalt 60 U or a 6-MeV linear accelerator. A direct field or two opposite fields covered the palpable spleen area in most patients. 100 cGy were administered weekly for a total dose of 10 Gy, given over 10 weeks. The stage arrangement (according to Rai) for the 32 evaluable patients was as follows: Stage I: 11 patients, Stage II: nine patients, Stage III: three patients, and Stage IV: nine patients. Patients in Stages I and II were treated when symptomatic. Twenty-five patients (78%) achieved hematologic response (HR), defined as normalization of the differential leukocyte count, of the total blood cell count, and of bone marrow infiltration. However, no complete response according to the standard criteria of response has been obtained. The median response time of HR was 7 months (range, 1.5 months to greater than 120 months). The overall median survival time from the start of splenic irradiation (SI) was 40 months. More than 50% splenomegaly reduction was obtained in 63% of patients, whereas no benefit was verified in the lymphadenopathy. The incidence of second tumor was 29%. Fourteen patients benefited from a further 21 SI cycles. SI does not result in a complete remission and therefore cannot modify the course of CLL. This treatment is most advisable for elderly patients with predominant bone marrow lymphocytosis, for patients with previous extensive chemotherapy or radiotherapy, and for patients with poor marrow reserve. Moreover, because of the absence of toxicity subsequent treatment is not compromised.

Aged↗

Ovarian cancer: ten-year experience in a community hospital.

We reviewed 187 patients with epithelial ovarian cancer treated, from 1975 to 1985, at the Division of Radiotherapy and Medical Oncology, Pordenone General Hospital, Italy. It seemed of interest to report an experience carried out in a community hospital in a consecutive unselected series of patients affected by ovarian cancer. Survival time was evaluated from the day of the primary surgical approach to the end of the study (March 1985). The aim of the study was to confirm in our patient population the importance of some already recognised prognostic factors that influence survival (age, stage, histology, grade, type of surgery and residuum). We also analyzed the effect of the treatment variables chemotherapy and radiotherapy on survival. The general pattern of prognostic factors appears to be in agreement with reports in the literature. In our experience, residual disease and stage were the main important prognostic factors; grade and histology had a secondary relevance, and age did not seem to be a prognostic factor in our population. New chemotherapy regimens and/or radiotherapy did not appear to improve survival. In fact, comparison of the results obtained from 1975-1979 and from 1980-1985 (when more aggressive surgery and cisplatin-containing regimens were employed) showed no statistically significant difference in survival rate. Our data suggest that patients at an early stage can receive a satisfactory quality of care in a general hospital with oncology facilities, provided the surgeon and the pathologist are experienced in ovarian cancer. Patients at stage III but completely surgically resected can also be adequately treated. Patients with advanced disease, considering the lack of established efficacious treatments, should be referred to specialized centers, where new drugs or experimental strategies can be tested.

Adult↗