No. | Reporter | Report of year | Age/sex | Period until removal (year) | Position | Size | Immunohistological examination |
1 | Ueda et al. | 1968 | 49/F | 22 | Median part of paratal | Walnut large | - |
2 | Niikuni et al. | 1968 | 48/M | 6 | Median part of paratal | 50 × 40 × 20 mm | - |
3 | Kitagawa et al. | 1980 | 69/F | 20 | Left palate | 90 × 65 × 50 mm, 86 g | - |
4 | Sanka et al. | 1987 | 34/M | 6~7 | Median part of paratal | 57 × 36 × 20 mm, 25 g | - |
5 | Horikoshi et al. | 1987 | 66/M | 10 | Right upper gum | 50 × 50 mm, 70 × 50 mm, 110 g | - |
6 | Yoshiba et al. | 2014 | 60/M | 30 | Light palate | 30 × 27 × 12 mm, 31 g | + (Bcl-2, CD34, S-100, Ki-67, vimentin) |