Table 1 Previous reports of Schloffer tumor at abdominal operative scar in patients who underwent colorectal surgery
Author | Reported year | Age | Gender | Primary cancer | Stage | Tumor location | Interval to occurrence (months) | Tumor size (mm) | Biopsy | Suture | FDG-PET | WBC CRP | CEA CA19-9 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | Shibata | 2006 | 73 | F | Sigmoid cancer | II | Lower abdominal wall | 101 | 22 × 20 | n.d. | Not detected | Positive | WNL | WNL |
2 | Maeda | 2007 | 47 | M | Rectal cancer | IIIa | Lower abdominal midline surgical wound | 12 | 20 | n.d. | Not detected | Positive | WNL | WNL |
3 | Tsukamoto | 2014 | 83 | M | Rectal cancer | IIIa | Port site of navel | 10 | 30 | Negative | Not detected | Positive | WNL | WNL |
4 | Our case | 2019 | 85 | M | Sigmoid cancer | IIIa | Port site of right-sided wall | 10 | 20 | n.d. | Not detected | Positive | WNL | WNL |