Table 3.
Surgical and Pathologic Characteristics of Patients Undergoing Lung Resection for Choriocarcinoma Metastases in PUMCH from 2013 to 2019
| Variable | N (%) |
|---|---|
| β-hCG | 78 |
| >5 | 24 (30.8%) |
| ≤5 | 54 (69.2%) |
| Treatment-related | |
| Surgical procedure | 78 |
| Wedge | 22 (28.2%) |
| Lobectomy | 38 (48.7%) |
| Segmentectomy | 3 (3.8%) |
| Multiple wedges | 8 (10.3%) |
| Lobectomy/Segmentectomy and wedge(s) | 6 (7.7%) |
| Pneumonectomy | 1 (1.3%) |
| Extent of disease | |
| Laterality | 78 |
| Left | 39 (50.0%) |
| Right | 32 (41.0%) |
| Both | 7 (9.0%) |
| Port approach | 85 |
| Single | 16 (18.8%) |
| Double | 5 (5.9%) |
| Three | 64 (75.3%) |
| Lesions, No. | 106 |
| Mean | 1.4 |
| Median | 1 |
| Range | 1 to 4 |
| 1 | 57 (73.1%) |
| >1 | 21 (26.9%) |
| Lesion size, mean (range), cm | 1.8 (0.5–10) |
| ≤2 | 80 (75.5%) |
| >2 | 26 (24.5%) |
| Surgery condition | |
| Adhesion | 85 |
| None | 65 (76.5%) |
| Light | 14 (16.5%) |
| Severe | 6 (7.1%) |
| Operation time, median (range), min | 95 (25–285) |
| Bleeding, median (range), mL | 50 (5–600) |
| Blood transfusion | 3 |
| Chest tube stay,median (range),days | 3 (1–12) |
| Hospital stay,median (range),days | 4 (1–14) |
| Postoperative complications | 6 (7.7%) |
| Pneumothorax | 3 (3.8%) |
| Pneumonia | 2 (2.6%) |
| Chyle leak | 1 (1.3%) |
| Lymph node status | |
| Thoracic lymph node dissection | 78 |
| No | 27 (34.6%) |
| Yes | 51 (65.4%) |
| Lymph nodes removed, No | 466 |
| Mean | 9 |
| Median (range) | 8 (1–35) |
| Overall nodal involvement | 0 |
| Pathological results | 78 |
| Positive | 54 (69.2%) |
| Negative | 24 (30.8%) |
| Follow-up(lost excluded) | 67 |
| Follow-up time,median (range),months | 30 (3–73) |
| Lost of follow up | 6 (8.2%) |
| Disease free | 56 (83.6%) |
| Overall survival | 65 (97.0%) |