Griffin was 44 when doctors discovered that a 4.3-centimeter tumor had broken through the wall of her sigmoid colon, the part of the large intestine that connects to the rectum.

Furthermore, 12 specimens of "normal" sigmoid colon that had been resected for carcinoma were measured. In none of these specimens was there complete obstruction, but the gut above the tumor was ...

An 80-year-old woman with personal history of early-stage breast cancer, treated with lumpectomy and radiation 11 years ago, initially presented with lower gastrointestinal bleeding in June 2008.

The sigmoid colon and its attachments can also stretch out as a person ages, researchers note. ... Dad, 41, shocked when stabbing back pain reveals tumor lurking in his spine.

Background: Signet-ring cell carcinoma (SRCC) of the rectum and sigmoid colon is a rare and highly malignant challenge in clinical practice. Although high PD-1+CD8+ tumor-infiltrating lymphocyte (TIL) ...

Background: Signet-ring cell carcinoma (SRCC) of rectum and sigmoid colon is an extremely rare subtype of colorectal cancer (CRC) with very poor prognosis. Tumor-infiltrating lymphocytes (TILs) ...