Metachronous primary cancers of colon and stomac
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چکیده
منابع مشابه
Cumulative incidence of metachronous colorectal cancer.
The incidence of metachronous colorectal cancer has most often been reported as a crude rate: second cancers/index cancers. The reported incidence varies between 0.5 percent and 3.6 percent. However, these calculations do not take into account factors such as length of survival and length of follow-up. The cumulative incidence more accurately reflects the risk for developing a metachronous canc...
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PURPOSE Although multiple primary colorectal cancer has been recognized as a significant clinical entity, its clinical and pathological features and its prognosis are still controversial. The purpose of this study was to clarify clinical and pathological features of multiple primary colorectal cancer. MATERIALS AND METHODS Among 1669 patients who underwent surgery for primary colorectal cance...
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Situs inversus totalis (SIT) is not itself a premalignant condition, however, rare synchronous or metachronous multiple primary malignancies have been reported. Herein we present a case of synchronous transverse and sigmoid colon cancers and a case of metachronous rectosigmoid colon and gastric cancers in patients with SIT.A 66-year-old male with SIT was referred for a two-month history of hema...
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The Authors report on a patient admitted several times for the occurrence of five multiple metachronous primary malignancies (laryngeal carcinoma, endometrial adenocarcinoma, rectal cancerous polyp, Vaterpapilla carcinoma and transverse colon cancer). All five carcinomas were independent primary cancers and the lenghty time intervals between the onsets of each individual tumours confirm their i...
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Data about second primary tumors after prostate carcinoma are controversial. Some authors emphasize an increased incidence of some cancer sites, others an overall diminution. With the aim to provide further information to define the issue, we have analyzed the frequency of second metachronous primary malignancies in patients with diagnosed prostate cancer in the Umbria region of Italy. A total ...
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