Author | Time | Numbers | Symptoms | Sites | Colonoscopy (lesion appearance) | Pathology |
---|---|---|---|---|---|---|
Gonzalez Tallona AI [13] | 2013 | 1 | Rectorrhagia | Rectum | 1. Lesion with button-like appearance, raised, smooth edges, and ulcerated in the center | NSCLC |
 |  |  |  |  | 2. Polyp |  |
Sakai H [14] | 2012 | 1 | Abdominal pain | S-colon | Bulky disease with stricture | SqCC |
Hsing CT [15] | 2012 | 1 | Abdominal pain | A-colon and D-colon | 1. A 1-cm lesion at the proximal descending colon which looked like a submucosal tumor with mucosal bridge | Adenocarcinoma |
2. Ulceroinfiltrating lesion with spontaneous bleeding in the proximal ascending colon | ||||||
Cedres S [16] | 2012 | 1 | No symptoms (annual health exam) | Rectum | A 3-cm lesion with ulceration | SqCC |
Huang YM [17] | 2012 | 1 | Abdominal pain | T-colon | A 1-cm tumor with central ulceration | Adenocarcinoma |
Xue XY [18] | 2012 | 1 | No symptoms | A-colon | A 2-cm tumor with central ulceration | Adenocarcinoma |
Fujiwara A [19] | 2011 | 4 | Abdominal mass | Colon | Nil | NSCLC |
 |  |  | Melena | Colon |  |  |
 |  |  | Melena | Rectum |  |  |
 |  |  | No symptoms | Colon |  |  |
Weng MW [20] | 2010 | 1 | Obstruction | Colon | Bulky disease with obstruction | Adenocarcinoma |
Ahn SE [21] | 2009 | 1 | No symptoms | Cecum | Multiple cecal polypoid masses | Adenocarcinoma |
Hirasaki S [22] | 2008 | 1 | No symptoms (positive fecal blood test) | D-colon | A 4-cm tumor with central ulceration | SqCC |
Ma XT [23] | 2008 | 1 | Frequent loose stool | Cecum | Nil | SqCC |
Goh BK [24] | 2007 | 1 | Abdominal pain | Cecum | Nil | Large cell carcinoma |
Yang CJ [6] | 2006 | 1 | Bloody stool | Cecum | Diagnosis by colonoscopy, but no picture in the literature | Small cell carcinoma |
Stinchcombe TE [25] | 2006 | 1 | No symptoms | A-colon | A 2-cm tumor with central ulceration | SqCC |
Habesoglu MA [26] | 2005 | 1 | Abdominal pain | Colon | Nil | SqCC |
Miyazaki K [27] | 2005 | 1 | Abdominal pain | Appendix | CT showed right pelvic mass, but colonoscopy failure to find obstruction or mucosal abnormalities in the ileocecal region | Adenocarcinoma |
John AK [28] | 2004 | 1 | Diarrhea | Colon | 1. Pancolitis and hemorrhagic inflammation | Undifferentiated large cell carcinoma |
2. Polypoidal lesions |