case_images: PMC5985755_01
case_images: A submucosal protuberance in the transverse colon. Supplied by Dr Pascale Levine.
case_images: can-12-837fig1.jpg
case_images: PMC5985755_01_can-12-837fig1.jpg
case_images: figure1
case_images: In November 2013, abdominal discomfort led to a colonoscopy with the finding of a submucosal protuberance in the transverse colon (Figure 1); biopsy was consistent with a poorly differentiated carcinoma and immunohistochemical features of a high-grade serous malignancy of likely gynaecologic origin.