Desai, Sushama RajaramTata, Hoshedar Ramayar2004-10-222009-05-292004-10-222009-05-292004-10-22Desai SR, Tata HR. Primary signet ring carcinoma of the large bowel--a case report. Indian Journal of Pathology & Microbiology. 2004 Oct; 47(4): 535-7http://imsear.searo.who.int/handle/123456789/75595Primary signet ring carcinoma of the colon and rectum is a rare neoplastic disease. The first case was reported by Laufman and Saphir in 1951. The patients have extensive disease at the time of diagnosis and the prognosis is extremely poor. Thus though difficult early diagnosis and curative operation are important.engAdultCarcinoma, Signet Ring Cell --diagnosisColorectal Neoplasms --diagnosisFatal OutcomeFemaleHumansCase Reports