Table 2.
Biopsy before or after SEMS placement or time not specified
| First author | Country | Year | Study type | n | Type of endoscopist | Location of malignancy | Recommends biopsy |
|---|---|---|---|---|---|---|---|
| Time of biopsy: before | |||||||
| Fugazza [42] | Italy | 2017 | R | - | N/A | Left colon, right colon, rectum | N/A |
| Time of biopsy: after | |||||||
| Adler [43] | USA | 2002 | CR | 1 | S | Rectum | N/A |
| Bayraktar [44] | Turkey | 2015 | RS | 49 | GS | Left colon, rectum | N/A |
| Larkin [45] | Ireland | 2014 | PS | 44 | CS | All locations | N/A |
| Time of biopsy: N/A | |||||||
| An [46] | China | 2020 | RS | 139 | S | Left colon, rectum | N/A |
| Chung [47] | South Korea | 2012 | CR | 1 | N/A | Left colon | N/A |
| Dítě [48] | Czech Republic | 2003 | R | - | GE | Left colon, rectum | No |
| Farkas [49] | UK | 2019 | R | - | N/A | Left colon | N/A |
| Kaplan [50] | USA | 2014 | R | - | N/A | Left colon, right colon, rectum | N/A |
| Kim [51] | South Korea | 2012 | RS | 14 | N/A | N/A | N/A |
| Li [52] | China | 2019 | CR | 1 | N/A | Left colon | N/A |
| Öistämö [4] | Sweden | 2016 | RS | 20 | CS | Left colon, splenic flexure | N/A |
| Parodi [53] | Italy | 2016 | RS | 88 | GE | Left colon, rectum | N/A |
| Pisano [54] | Italy | 2018 | R | - | S | Left colon | Yes |
| White [55] | Australia | 2011 | RS | 2 | N/A | Left colon | N/A |
| Yanar [56] | Turkey | 2014 | PS | 42 | N/A | Left colon, rectum | N/A |
Study type: CR case report, RS retrospective study, PS prospective study, R review
Type of endoscopist: GE gastroenterologist, CS colorectal surgeon, GS general surgeon, S surgeon (not specified)