Author | Year | Number of patients | Age | Sex | Location | Surface | Size (mm) | Treatment | Malignant transformation |
---|---|---|---|---|---|---|---|---|---|
Gannon [6] | 1962 | 6 | NS | NS | NS | Smooth | NS | NS | No |
Shiegel [7] | 1978 | 1 | 75 | NS | 2nd | Smooth | NS | surgery | No |
Ushijima [8] | 1986 | 1 | 46 | M | 2nd | Lobulated | 20 × 20 × 15 | endoscopy | No |
Bott [9] | 1986 | 1 | 23 | M | 4th | NS | 50 × 40 | surgery | No |
Naitoh [10] | 1988 | 1 | 56 | F | 3rd | Smooth | 30 × 15 | endoscopy | No |
Rossetti [11] | 1989 | 1 | 22 | F | 2nd | Smooth | 50 | endoscopy | No |
Tanaka [12] | 1990 | 2 | 41 | M | 3rd | Lobulated | 25 × 18 | endoscopy | No |
 |  |  | 82 | F | 2nd | Lobulated | 25 × 20 | endoscopy | No |
Nebri [4] | 1993 | 1 | 63 | F | 1st | NS | 50 × 35 | surgery | No |
Ichiyoshi [13] | 1996 | 1 | 84 | F | 2nd | Lobulated | 25 × 20 | endoscopy | Yes |
Oncel [14] | 2003 | 2 | 68 | F | 3rd | NS | 15 | endoscopy | No |
 |  |  | 53 | M | 2nd | Multiple polyps | 5 | endoscopy | No |
Kitaoka [5] | 2004 | 1 | 22 | F | 1st | Lobulated | 35 × 30 × 30 | endoscopy | No |
Itaba [15] | 2006 | 2 | 87 | F | 2nd | NS | 17 | endoscopy | No |
 |  |  | 56 | M | 1st | Lobulated | 12 | endoscopy | No |
Suzuki [16] | 2008 | 3 | 59 | F | 2nd | Lobulated | 15 × 15 | surgery | No |
 |  |  | 68 | F | 2nd | Lobulated | 10 × 8 | endoscopy | Yes |
 |  |  | 60 | F | 1st | Lobulated | 10 × 10 | endoscopy | No |
Jamaludin [17] | 2009 | 1 | 46 | M | 1st | Lobulated | 70 × 40 | surgery | Yes |
Kantarcioglu [18] | 2009 | 1 | 28 | M | 2nd | Lobulated | 25 × 15 | endoscopy | No |
Sekino: our report | 2010 | 2 | 84 | M | 2nd | Lobulated | 16 × 13 | endoscopy | Yes |
 |  |  | 76 | M | 2nd | Lobulated | 15 | endoscopy | No |