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1Department of Surgery, University of Otago, Christchurch, New Zealand
2Colorectal Unit, Department of General Surgery, Christchurch Hospital, Christchurch, New Zealand
Copyright © 2021 The Korean Society of Coloproctology
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Study | Year | Country | Diagnostic Modality | Total | Total diverticulosis | Right-sided | Left-sided | Bilateral |
---|---|---|---|---|---|---|---|---|
Kubo et al. [7] | 1983 | Japan | DCBE | 12,505 | 969 (7.7) | 745 (6.0) | 126 (1.0) | 108 (0.9) |
Lee [8] | 1986 | Singapore | Autopsy | 1,014 | 194 (19.1) | 141 (13.9) | 34 (3.4) | 19 (1.9) |
Nakada et al. [9] | 1995 | Japan | DCBE | 6,849 | 1,074 (15.7) | 743 (10.8) | 143 (2.1) | 188 (2.7) |
Song et al. [10] | 2010 | Korea | Colonoscopy | 848 | 103 (12.1) | 87 (10.3) | 9 (1.1) | 7 (0.8) |
Fong et al. [11] | 2011 | Singapore | DCBE | 1,663 | 751 (45.2) | 597 (35.9) | 297 (17.9) | 169 (10.2) |
Nagata et al. [12] | 2013 | Japan | Colonoscopy | 2,164 | 542 (25.0) | 271 (12.5) | 112 (5.2) | 159 (7.3) |
Lohsiriwat and Suthikeeree [13] | 2013 | Thailand | DCBE | 2,877 | 820 (28.5) | 641 (22.3) | 383 (13.3) | 98 (3.4) |
Faucheron et al. [14] | 2013 | France | Colonoscopy | 796 | 318 (39.9) | 103 (12.9) | 215 (27.0) | 63 (7.9) |
Nagata et al. [15] | 2014 | Japan | Colonoscopy | 28,192 | 6,150 (21.8) | 2,861 (10.1) | 1,470 (5.2) | 1,631 (5.8) |
Tanaka et al. [16] | 2016 | Japan | Colonoscopy | 5,145 | 1,539 (29.9) | 780 (15.2) | 759 (14.8) | Not stated |
Hong et al. [17] | 2016 | China | Colonoscopy | 63,034 | 1248 (2.0) | 1065 (1.7) | 136 (0.2) | 47 (0.1) |
Bong et al. [3] | 2020 | Korea | Colonoscopy | 1,316 | 115 (8.7) | 105 (8.0) | 24 (1.8) | 14 (1.1) |
Study | Year | Country | Diagnostic modality | Total | Right-sided (%) | Left-sided (%) | Bilateral (%) |
---|---|---|---|---|---|---|---|
Kubo et al. [7] | 1983 | Japan | DCBE | 969 | 76.1 | 12.9 | 11.0 |
Sugihara et al. [21] | 1984 | Japan | DCBE | 615 | 69.8 | 15.9 | 14.3 |
Lee [8] | 1986 | Singapore | Autopsy | 194 | 72.7 | 17.5 | 9.8 |
Nakada et al. [9] | 1995 | Japan | DCBE | 1,074 | 69.2 | 13.3 | 17.5 |
Takano et al. [22] | 2005 | Japan | DCBE | 82 | 47.6 | 6.1 | 46.3 |
Song et al. [10] | 2010 | Korea | Colonoscopy | 103 | 84.5 | 8.7 | 6.8 |
Fong et al. [11] | 2011 | Singapore | DCBE | 751 | 60.5 | 17.0 | 22.5 |
Nagata et al. [12] | 2013 | Japan | Colonoscopy | 542 | 50.0 | 20.7 | 29.3 |
Lohsiriwat and Suthikeeree [13] | 2013 | Thailand | DCBE | 820 | 53.3 | 20.1 | 26.1 |
Faucheron et al. [14] | 2013 | France | Colonoscopy | 318 | 12.6 | 67.6 | 19.8 |
Nagata et al. [15] | 2014 | Japan | Colonoscopy | 6,150 | 48.0 | 24.7 | 27.4 |
Mehrzad et al. [20] | 2015 | United States | Colonoscopy | 506 | 14.6 | 70.1 | 14.6 |
Tarao et al. [23] | 2015 | Japan | DCBE | 113 |
44.3 | 30.7 | 25.0 |
Tanaka et al. [16] | 2016 | Japan | Colonoscopy | 1,539 | 50.7 | 49.3 | Not stated |
Dore et al. [19] | 2016 | Italy | Colonoscopy | 841 | 2.0 | 71.6 | 14.4 |
De Cecco et al. [18] | 2016 | Italy | CT Colonography | 561 | 35.4 | 64.6 | Not stated |
Hong et al. [17] | 2016 | China | Colonoscopy | 1,248 | 85.3 | 10.9 | 3.8 |
Wong et al. [24] | 2016 | Brunei | Colonoscopy | 479 | 39.5 | 31.7 | 28.8 |
Peery et al. [6] | 2016 | United States | Colonoscopy | 260 | 18.0 | 82.0 | Not stated |
Sharara et al. [25] | 2018 | Lebanon | Colonoscopy | 224 | 5.8 | 67.4 | 22.8 |
Yang et al. [26] | 2018 | China | Colonoscopy | 1,045 | 72.9 | 11.9 | 15.2 |
Variable | Right-sided diverticulosis | Left-sided diverticulosis |
---|---|---|
Epidemiology | ||
Prevalence | Relatively low | Common |
Incidence over time | Increasing | Increasing |
Congenital vs. acquired | Mostly acquired, some congenital | Acquired |
Etiology | ||
Role of intraluminal pressure | Uncertain | Increasingly challenged of late |
Genetics | +++ | ++ |
Colonic wall structural change | + | ++ |
Obesity | Insufficient evidence | ++ |
Values are presented as number only or number (%). DCBE, double-contrast barium enema.
DCBE, double-contrast barium enema; CT, computed tomography. Distribution breakdown limited to 88 patients who had 4+ diverticula.