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Abstract]
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J.Jpn. Surg. Soc.. 91(3): 313-319, 1990
Original article
EXTENDED RADICAL MASTECTOMY USING PREOPERATIVE LOCAL INJECTION OF ACTIVATED CARBON PARTICLE ADSORBING ACLARUBICIN (ACR-CH)
ACR-CH was injected prior to surgery of breast cancer. Incidence of black staining of regional lymph nodes and concentration of ACR in the nodes were examined in order to evaluate the usefulness of preoperative local injection of ACR-CH.
1) In 13 cases of extended radical mastectomy, black staining was seen in nodes of all the regions. Especially, in parasternal, retromanubrial, anterior mediastinal and supraclavicular nodes,46%or more of the nodes were stained and ACR concentration of 6-7μg/g was obtained.
2) When incidence of black staining of the metastasis free nodes was compared with that of the nodes with metastasis, it was 79% in the metastasis free nodes and 42% in the nodes with metastasis. The average ACR concentration was 54.16±123.16 in the stained nodes and 2.58±3.59 in unstained nodes, the former being significantly higher than the latter.
3) Majority of the stained nodes with metastasis had only very small metastatic foci and nodes with significant metastasis were only very rarely stained.
4) In conclusion, we believe that anticancer effect of ACR-CH can be expected to small metastatic foci in the parasternal lymph nodes and more distal nodes, dissection of which tends to be incomplete at extended radical mastectomy, as well as to free cancer cells in the lymph vessels.
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