Table 3a.
Demographic, clinical, and laboratory data and architectural and histomorphological findings of 19 cases who were diagnosed with appendiceal mucinous neoplasm
| Case | Age (years) | Gender | First DX | Last DX | Diameter of the lumen (CM) | Epithelial serration | Epithelial atypia | Loss of muscularis mucosa layer | Submucosal fibrosis | Pushing invasion |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 40 | M | Mucocele | LAMN | 0.5 | − | + | − | + | − |
| 2 | 30 | F | SA, focal HGD | SP, focal HGD | 0.5 | + | + | − | − | − |
| 3 | 47 | M | Mucocele | LAMN | 2.5 | − | − | − | + | − |
| 4 | 35 | F | LGMN | LAMN | 6.5 | − | + | + | + | − |
| 5 | 65 | F | Mucocele | LAMN | 3 | − | + | + | + | − |
| 6 | 79 | F | SP | SP | 1.5 | + | − | − | − | − |
| 7 | 68 | F | LGMN | LAMN | 1.5 | − | + | + | + | − |
| 8 | 74 | M | MC | LAMN | 4 | − | + | + | + | − |
| 9 | 80 | F | HC | SP | 1 | + | − | − | − | − |
| 10 | 78 | F | MAC | MAC, SRC | 1 | − | + | + | + | + |
| 11 | 64 | F | LAMN | LAMN | 2.5 | + | + | + | + | − |
| 12 | 65 | F | LAMN | LAMN | 0.8 | + | + | + | + | − |
| 13 | 55 | F | LAMN | LAMN | 1.3 | − | + | + | + | − |
| 14 | 84 | F | LAMN | LAMN | 4 | − | + | + | + | − |
| 15 | 46 | M | SSA | SP | 1 | + | − | − | − | − |
| 16 | 68 | F | SSA | LAMN | 1.5 | − | + | + | + | + |
| 17 | 57 | F | MAC | MAC | 4.5 | − | + | + | + | + |
| 18 | 54 | F | SSA | SP | 0.5 | + | − | − | − | − |
| 19 | 61 | F | SSA | SP | 1.3 | + | − | 0 | − | − |
F: female; M: male; SA: serrated adenoma; SP: serrated polyp; SSA: sessile serrated adenoma; HP: hyperplastic polyp; LGD: low-grade dysplasia; HGD: high-grade dysplasia; MC: mucinous cystadenoma; SRC: signet ring cell; LGMN: low-grade mucinous neoplasm; EAC: endometrioid adenocarcinoma; LAMN: low-grade appendiceal mucinous neoplasm; RCC: renal cell carcinoma; MAC: mucinous adenocarcinoma; OSC: ovarian serous carcinoma; NET: neuroendocrine tumor; AC: adenocarcinoma