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A comparison of modified radical mastectomy to radical mastectomy in the treatment of operable breast cancer.

This study compares the results of modified radical mastectomy (144 cases) to radical mastectomy (188 cases) in the treatment of operable breast cancer. Two hundred five patients had Stage I breast cancer, 60 had Stage II disease and 67 had Stage III disease (TNM System). There was no statistically significant difference in five year survival when the results of a radical mastectomy were compared to a modified radical mastectomy at any stage of disease. There was no statistically significant difference in the incidence of local recurrence in patients with Stage I and Stage II disease when the results of a radical mastectomy were compared to modified radical mastectomy. Those patients with Stage III disease who were treated by a modified radical mastectomy had a statistically significant higher incidence of local recurrence (chest wall and axilla) in comparison to patients treated by radical mastectomy. We have concluded that a modified radical mastectomy is the treatment of choice in patients with Stage I and Stage II diseases. In patients with Stage III disease, a radical mastectomy provides a better chance of local control of the disease but offers no increased chance of survival.

Breast Neoplasms↗

Radical mastectomy versus radical mastectomy plus internal mammary dissection. Five-year results of an international cooperative study.

From 1963 to 1968, the international group collected 1580 cases of breast cancer, randomized into two therapeutic groups: radical mastectomy and extended mastectomy. The data were processed on the UNIVAC 1107 computer of the I.N.S.E.R.M. Computing Center. No significant difference was observed between the two groups in the overall five-year survival rate. However, a more detailed analysis, according to certain prognostic features, showed that extended mastectomy improved the results in one subgroup: cancers of inner or medial quadrants, axillary N+. Within this group the difference was highly significant for a smaller subgroup (190 patients) including only tumors T1 and T2. In conclusion, there is no indication for extended mastectomy in any cancers of the outer quadrants or in those of the inner or medial quadrants without axillary involvement. A limited indication for extended mastectomy may be provisionally retained for T1 and T2 cancers of the inner or medial quadrants with axillary involvement.

Breast Neoplasms↗

[Radical mastectomy and modified radical mastectomy in the treatment of breast cancer. Indications and results].

We studied first the long term results in a series of 1 139 immediately operable breast cancers, treated by a protocol which gave an important role to extended radical mastectomy (radical mastectomy with internal mammary node dissection). No difference in survival was noted according to the surgical procedure used, and the extended mastectomy does not seem to have demonstrated its superiority. Its value could be judged in a more rigorous manner thanks to the results of an international therapeutic trial, comparing radical mastectomy with extended radical mastectomy. Results were improved by the extended procedure in only one sub-group of patients, whose tumours was located in central or inner quadrants, T1 or T2, with positive axillary nodes: these patients represents 13 per cent of patients with immediately operable tumors. Taking these results into account a new protocol has been adopted at the Institut Gustave-Roussy: T1 cancers will be the object of a therapeutic trial between conservative treatment and modified radical mastectomy. T2 (internal or central) cancers, with axillary nodal involvement will be treated by extended radical mastectomy. T2 tumors (external) and all T3 tumors will be treated by a modified radical mastectomy.

Breast Neoplasms↗

Radical mastectomy versus radical mastectomy plus internal mammary dissection. Ten year results of an international cooperative trial in breast cancer.

A multicentric randomized trial evaluated the interest of internal mammary dissection on operable breast cancer patients. One thousand four hundred and fifty-three patients were included in the study and were followed for ten years. There is no difference in survival or in relapse-free survival between the two groups. There were significantly more local recurrences in the group without internal mammary dissection, but these recurrences occurred mainly on patients who developed metastases. A great difference between centers was observed in the number of nodes examined and there is therefore a difference in the prognostic value of the number of nodes invaded.

Breast Neoplasms↗

A comparative study of subcutaneous mastectomy with radical mastectomy.

The purpose of this study was to compare the results of 133 cases (131 patients) of subcutaneous mastectomy with axillary dissection between 1983 and 1999 and 910 cases of radical mastectomy during the same period. The median follow-up period of the subcutaneous mastectomy group and the radical mastectomy group were 66 months and 81 months, respectively. The age at operation was significantly (p<0.01) younger in the subcutaneous mastectomy group than in the radical mastectomy group and the clinical stage was significantly (p<0.01) earlier. Lymph node metastasis was significantly (p<0.01) higher in the radical mastectomy than in the subcutaneous mastectomy group. There was no difference in ER status between the two groups. There was local recurrence in 5 (3.8%) members of the subcutaneous mastectomy group and in 12 (1.3%) members of the radical mastectomy group. There was no difference in disease-free survival and overall survival between the two groups. Divided into two subgroups by lymph node status, there was no difference in disease-free survival and overall survival between the two groups. Local recurrence occurred more frequently (p<0.05) in the subcutaneous mastectomy group, however, than in the radical mastectomy group when no lymph node metastasis was found. Multivariate analysis using the Cox hazard model showed that operation method and lymph node status were independent prognostic factors for local recurrence, whereas, lymph node status and ER status were independent prognostic factors of disease-free survival. In conclusion, subcutaneous mastectomy presents a risk factor for local recurrence, but the survival rate of the subcutaneous mastectomy group is as favourable as the radical mastectomy group.

Adult↗

Five-year results of a randomized clinical trial comparing modified radical mastectomy and extended radical mastectomy for stage II breast cancer.

A controlled cooperative study was carried out to assess the value of modified radical mastectomy for patients with stage II breast cancer. The data was analyzed from 11 institutions in the Shikoku District participating in a prospective clinical trial in which patients were randomly assigned either to a modified radical mastectomy group or an extended radical mastectomy group. These two groups of patients were similar to each other in terms of such background factors as age distribution, menopausal status, TNM classification, tumor size, location of the primary tumor, axillary nodal involvement, histological type, and estrogen receptor status. The median follow-up times in the modified and extended radical mastectomy groups were 4.7 and 4.5 years, respectively. The cumulative curves indicated no difference between the two groups in either disease-free survival or overall survival. The survival rates were classified according to the presence or absence of axillary nodal metastases. However, no significant difference was found between the two groups. These findings thus suggest that the routine removal of the grossly uninvolved major pectoral muscle and parasternal lymph nodes is not necessary in patients with stage II breast cancer.

Adenocarcinoma↗

A multivariate analysis of en bloc extended radical mastectomy versus conventional radical mastectomy in operable breast cancer.

We made clinical trials of en bloc extended radical mastectomy (EXT) of a new type in 118 patients from 1980 through 1985. A variety of conventional radical mastectomies (RDL) were also performed in 105 patients from 1973 through 1985. A multivariate analysis was performed of the results to compare EXT and RDL. The result showed the 5-year survival rates of 91 +/- 2.6% and 83 +/- 3.7% were achieved for the EXT and RDL groups, respectively (Cox P value for comparison of survival curves = 0.16). Adjusted Cox regression analysis revealed a significantly favourable result of EXT (P = 0.05). This difference was most remarkable in patients with one to three metastatic axillary lymph nodes, although it was not statistically significant because of too small a number of patients available (P = 0.18). The results are thus not definite, but suggest that EXT may be advantageous over RDL especially in patients with a few metastatic axillary lymph nodes.

Aged↗

[A multivariate analysis of en bloc extended radical mastectomy versus conventional radical mastectomy in operable breast cancer].

We made clinical trials of en bloc extended radical mastectomy (EXT) of a new type in 118 patients from 1980 through 1985. Conventional radical mastectomies (RDL) were also performed in 105 patients from 1973 through 1985. A multivariate analysis was performed to compare the results of EXT and RDL. As the result, the 5-year survival rates of 91 +/- 2.6% and 83 +/- 3.7% were achieved for the EXT and RDL groups, respectively (Cox P value for comparison of survival curves = 0.16). Adjusted Cox regression analysis revealed a significantly favorable result of EXT (P = 0.03). This difference was most remarkable in patients with one to three metastatic axillary lymph nodes, although it was not statistically significant because of too small number of patients available (P = 0.18). The results are thus not definite, but suggest that EXT may be advantageous over RDL especially in patients with a few metastatic axillary lymph nodes.

Adult↗

Is modified radical mastectomy really equivalent to radical mastectomy in treatment of carcinoma of the breast?

Evaluation of any therapeutic modality for carcinoma of the breast requires prolonged follow-up. Between 1965 and 1968, 870 women with primary unilateral breast cancer were treated surgically at our institution. To achieve a study group that could be meaningfully analyzed, the authors identified and excluded all patients with pre-existing life-threatening disease, incomplete (palliative) operation, multiple lesions, or fixed lesions. There remained 530 patients (322 treated with radical and 208 treated with modified radical mastectomy). No overall statistical difference in 5-year survival to death from breast cancer was noted between the radical (82.1%) and the modified radical (87.0%) mastectomy group. Recently, the authors updated that series, now with 10 to 16 years of follow-up (minimum, 10 years). Two hundred eighty-one patients were alive at 10 years. The 10-year survival from breast cancer after radical (74.5%) and modified radical (74.2%) mastectomy was almost identical. The 10-year node-negative survival was 86.0% and the node-positive survival was 56.3% (P = 0.0001). Results were compared according to age, tumor site, absolute number of involved nodes, histologic features, grade, size, and adjuvant treatment. A numeric combination of these variables was constructed and used as a prognostic score. These results suggest that, with equal long-term efficacy in the treatment of breast cancer, the cosmetically and functionally superior modified radical mastectomy should remain the procedure of choice in the surgical treatment of carcinoma of the breast.

Adult↗

Glandular excision in total glandular mastectomy and modified radical mastectomy: a comparison.

Total glandular mastectomy and modified radical mastectomy were compared for the amount of breast tissue remaining after surgery. Multiple biopsies were taken from the anterior chest walls of women following total glandular mastectomy (N = 27) and modified radical mastectomy (N = 28) to try to detect any residual glandular tissue. Regardless of procedure performed, breast tissue was identified histologically in 5 percent of all biopsy specimens (159 and 161, respectively). One of every five operative fields was shown to have glandular elements in at least one of the biopsy sites; the positive biopsies did not form a discernible pattern. The residual breast tissue in each of these patients averaged less than 1 gm. On the basis of this study, modified radical mastectomy and total glandular mastectomy appear to be equally effective in removing most of the breast.

Biopsy↗

Mastectomy only versus radical mastectomy and postoperative radiotherapy in node negative, resectable breast cancer. A randomized trial.

Patients with clinically node negative resectable breast cancer were randomized to either mastectomy only or radical mastectomy and radiotherapy, and followed for 15-20 years. During follow-up axillary metastases occurred with the same frequency after mastectomy as was initially observed in the group that underwent axillary dissection. There was no significant survival difference between the two groups. When adjusting the treatment effect for differences in age, tumour size, lymph node metastases, and histology, the outcome after radical mastectomy plus irradiation was significantly inferior. Comedo carcinoma proved also in this study to carry a poor prognosis.

Breast Neoplasms↗

[Indications, technique, results and value of modified radical mastectomy].

Modified radical mastectomy is the most frequent operation performed for therapy of primary breast cancer. In T1 breast cancer patients the breast-conserving therapy is used in up to 40-60% of the patients. In T2 breast cancer patients modified radical mastectomy is still the most frequently used regimen (72-79%). Tumor, breast and psychological characteristics as well a technical facilities must be considered, when determining if modified radical mastectomy is indicated. The operation technique is presented.

Breast↗

Granisetron and ondansetron for prevention of nausea and vomiting in patients undergoing modified radical mastectomy.

Modified radical mastectomy is associated with a relatively high incidence of postoperative nausea and vomiting (PONV). This study was undertaken to evaluate the comparative profile and efficacy of ondansetron and granisetron to prevent PONV after modified radical mastectomy. In a randomized, double-blind, placebo-controlled trial, sixty female patients received ondansetron 4 mg, granisetron 1 mg or saline intravenously just before induction of anaesthesia (n = 20 for each group). A standardized general anaesthetic technique was employed. The incidence of PONV and adverse events were recorded for the first 24h postoperatively. The incidence of PONV was 25% with ondansetron, 20% with granisetron and 70% with saline (P < 0.05, Chi-square test with Yates' correction factor). The incidence of adverse events was comparable among the groups. Ondansetron and granisetron are both effective for reducing the incidence of PONV in female patients undergoing modified radical mastectomy.

Adult↗

[Preservation of the pectoral nerves in modified radical mastectomy].

Modified radical mastectomy with preservation of one or both pectoral muscles is the surgical treatment of choice in stage I and II breast cancer. A surgical anatomic study has been performed, based on post-mortem and intraoperative findings, to investigate origin and course of lateral and medial pectoral nerves and their relations to pectoral muscles and axillary lymphonodes. The results suggest that Patey-Meier operation can produce, in 80 per cent of cases, atrophy and fibrosis of the costoabdominal portion of the pectoralis major muscle as lateral pectoral nerve is generally dissected. On the contrary, radical mastectomy with both pectoral muscles preservation permit also to preserve the nerves during lymphadenectomy if they are recognized.

Atrophy↗

[Indications for reconstruction of the female breast after radical mastectomy].

After radical mastectomy in some cases reconstruction of the female breast can be established. The plastic can only be performed as a staged procedure (2 to 5 operations). The timing to start reconstruction has to be individualized with regard to he psychical situation of the woman concerned and the TNM grade of the tumour. In case of a T1N0M0-tumour the reconstruction can already be begun after one year, that means after finshing adjuvant anticancer-chemotherapy. Till today there exist no criteria that early reconstruction of the female breast by pedicded flap and silicone prosthesis will veil local recurrences or promote metastases.

Adult↗