Table 1.
Summary of clinicopathologic characteristics of 12 cases of pancreatic cysts after EUS-A therapy
| Case No. | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Age, years | 26 | 44 | 46 | 70 | 62 | 29 | 48 | 43 | 48 | 60 | 64 | 58 |
| Sex | F | F | F | F | M | M | F | F | F | F | M | F |
| Duration to operation, months | 18 | 14 | 30 | 31 | 15 | 59 | 18 | 33 | 11 | 1 | 26 | 3 |
| Clinical impression | MCN | MCN | MCN | MCN | MCN | Epidermoid cyst | MCN | SCA | MCN | MCN | MCN | MCN |
| Original pathological diagnosis | MCN | MCN | MCN | Pseudocyst | Pseudocyst | Pseudocyst | Pseudocyst | Degenerated cyst | MCN | MCN | Hemorrhagic cyst | Pseudocyst |
| Pre-procedure size,* cm | 2.6 | 3.7 | 3.4 | 5.5 | 4.5 | 5 | 3 | 3.6 | 4.4 | 2.4 | 2.5 | 3.5 |
| Post-procedure size,* cm | 2.8 | 3.6 | 2.2 | 3 | 4.6 | 6.6 | 3 | 3.5 | 3.3 | 1.8 | 1.8 | 6.8 |
| Amount of reagent, mL | E (4) + P (2) | E (20) + P (3) | E (14) + P (4) | E (28) + P (5) | E (25) + P (5) | E (28) + P (5) | E (15) + P (5) | E (18) + P (5) | E (25) + P (4) | E (4) | E (4) + P (1) | E (18) + P (1) |
| Lining epithelia, % | MUC (90) | MUC (90) | MUC (70) | No | No | No | No | No | MUC (5) | MUC (20) | Cuboidal (5) | No |
| Ovarian stroma | + | + | + | − | − | − | − | − | + | + | − | − |
| Hyalinization | − | − | − | + | + | + | + | + | + | + | − | + |
| Calcification | − | − | − | + | + | + | + | + | + | − | + | − |
| Chronic inflammation† | − | + | + | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ | ++ |
| Histiocytic aggregation | − | + | + | − | + | + | + | − | + | + | − | + |
| Hemorrhage | − | − | − | − | − | − | − | − | − | + | + | − |
| Pigmentation | − | − | − | + | − | − | + | − | − | + | − | − |
| Cholesterol cleft | − | + | − | − | − | + | − | − | − | − | − | + |
| Fat necrosis | − | − | − | − | + | − | − | − | − | − | − | + |
E, ethanol; P, paclitaxel; MUC, mucinous; MCN, mucinous cystic neoplasm; SCA, serous cystadenoma; EUS-A, endoscopic ultrasound-guided ablation.
*
Pre- and post-procedure sizes were measured on CT or EUS.
†
Severity of chronic inflammation was evaluated (+, mild; ++, moderate to severe).