Table 1.
The main clinicopathological features and outcomes of 20 MEITL cases.
| case | Sex | Age | Location | Grossly | Cell morphology | Infiltration depth | lymph node involvements | CD3 | CD5 | CD4 | CD8 | CD56 | Postoperative treatment | Outcomes(months) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | M | 51 | small intestine | perforation | M | Full-thickness | N | + | - | - | + | + | NA | D(6.5) |
| 2 | M | 56 | small intestine | mass | M+P | Full-thickness | Y | + | - | - | + | + | CHOP | D(24) |
| 3 | M | 69 | small intestine | perforation | M | Full-thickness | N | + | - | - | + | + | CHOPE | D(9) |
| 4 | F | 59 | small intestine | mass | M | Full-thickness | N | + | - | - | + | + | CHOP+ASCT | D(9) |
| 5 | F | 81 | small intestine | perforation | M | Full-thickness | N | + | - | - | + | + | NA | D(0.5) |
| 6 | M | 58 | small intestine | ulcer | M | Mucosa and submucosa | N | + | - | - | - | + | CHOP | D(7.5) |
| 7 | M | 28 | small intestine | mass | M | Full-thickness | N | + | - | - | + | - | CHOPE | D(7) |
| 8 | M | 35 | small intestine | perforation | M | Full-thickness | N | + | - | - | + | + | NA | D(0.5) |
| 9 | M | 63 | small intestine | mass | M | Full-thickness | N | + | - | - | + | + | DA-CHOPE | D(9) |
| 10 | M | 66 | small intestine | perforation | M | Full-thickness | Y | + | - | + | + | - | NA | D(0.5) |
| 11 | M | 52 | small intestine | perforation | M | Full-thickness | N | + | - | - | + | + | CHOPE | D(56) |
| 12 | F | 59 | small and large intestine | mass | M | Full-thickness | N | + | - | - | - | - | DA-CHOPE | D(58) |
| 13 | M | 54 | small intestine | perforation | M | Full-thickness | Y | + | - | - | + | + | CHOP | D(6) |
| 14 | M | 70 | small intestine | perforation | M | Full-thickness | N | + | - | - | + | - | DA-CHOPE | A(101) |
| 15 | F | 46 | large intestine | mass | M | Mucosa and submucosa | N | + | - | + | + | + | CHOPE+ASCT | D(10) |
| 16 | M | 60 | small intestine | perforation | M | Full-thickness | N | + | - | - | + | + | DA-CHOPE+ASCT | D(6) |
| 17 | M | 81 | large intestine | mass | M | Full-thickness | N | + | - | - | + | - | Mini-CHOP2 | D(26) |
| 18 | M | 71 | small intestine | perforation | M | Full-thickness | N | + | - | - | + | + | CHOPE | NA |
| 19 | F | 51 | small intestine | ulcer | M | Full-thickness | N | + | - | - | + | + | CHOPE | D(12.5) |
| 20 | F | 39 | small intestine | perforation | M | Full-thickness | N | + | - | - | - | + | NA | D(1.5) |
| No (%) | 20 (100) | 0 (100) | 2 (10) | 17 (85) |
15 (75) |
Sex: M-male, F-female; Cell morphology: M-monomorphic, P-pleomorphic; lymph node involvements: Y- with lymph node involvements, N-without lymph node involvements; Postoperative treatment: NA- with no treatment, C-cyclophosphamide, H- adriamycin, O- vincristine, P-prednisone, E-etoposide, ASCT- autologous hematopoietic stem cell transplantation; Outcomes(months): D- dead, A- alive, NA- lost to follow-up