Table 1.
Clinical Features,Treatment and Prognostic Outcomes of 12 Patients of Renal Collecting Duct Carcinoma
| Pt ID | Sex/Age(Y) | BMI | Clinical Symptoms | History | Site | Size(cm) | TNM Stagea | Surgery | VTE | Postsurgical Metastasis | Follow-Up (Months) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Case 1 | M/30 | 31.91 | Asymptomatic | 1 week | Left, upper pole | 5.4*4.7 | T1bN0M0 | Robotic-assisted LRN | None | None | Alive at 19 |
| Case 2 | M/59 | 21.01 | Right flank pain | 1 year | Right, upper pole | 5.2*4.0 | T1bN0M0 | Retroperitoneal LRN | None | None | Alive at 27 |
| Case 3 | F/62 | 17.97 | Right flank pain, weight loss | 1 week | Right, lower pole | 11.2*9.0 | T3bN1M1 | Open RN | Renal vein | Lung | Died at 8 |
| Case 4 | M/48 | 20.76 | Visible haematuria | 2 weeks | Right kidney, lower pole | 15.2*6.9 | T4N1M0 | Open RN | Renal vein | Thoracic vertebraT6, T7 | Died at 3 |
| Case 5 | M/75 | 24.68 | Visible haematuria | 6 months | Left, middle and upper pole | 3.5*2.0 | T1aN0M0 | Retroperitoneal LRN | None | Multiple tissues | Died at 11 |
| Case 6 | M/44 | 23.88 | Visible haematuria | 20 days | Left, lower pole | 5.3*3.8 | T2bN0M0 | Retroperitoneal LRN | None | None | Alive at 52 |
| Case 7 | F/73 | 26.95 | Visible haematuria | 6 months | Left, lower pole | 8.9*7.7 | T4N1M1 | Interventional embolization | Vena cava | Multiple tissues | Died at 6 |
| Case 8 | M/63 | 19.95 | Visible haematuria | 3 months | Right, upper pole | 5.5*5.2 | T1bN1M0 | Retroperitoneal LRN | None | Multiple tissues | Died at 11 |
| Case 9 | F/42 | 19.23 | Visible haematuria | 2 days | Left, lower pole | 5.0*5.0 | T1bN0M0 | Retroperitoneal LRN | None | None | Alive at 97 |
| Case 10 | F/58 | 19.92 | Asymptomatic | 1 week | Left, lower pole | 4.0*3.3 | T1aN1M0 | Retroperitoneal LRN | None | - | Out of touch |
| Case 11 | F/60 | 16.65 | Right flank pain, lower, fever, weight loss | 1 month | Right, middle and lower pole | 3.3*2.8 | T1aN1M0 | Open RN | None | Multiple tissues | Died at 4 |
| Case 12 | M/59 | 21.01 | Right flank pain, lower fever | 1 month | Right, upper pole | 5.0*4.4 | T2bN0M0 | Retroperitoneal LRN | None | None | Alive at 26 |
Notes: aAccording to the AJCC Cancer Staging Manual.4
Abbreviations: Pt, Patients; Y, Years; BMI, body mass index; F, Female; M, Male; TNM, tumor node metastasis; VTE, venous thromboembolism; LRN, laparoscopic radical nephrectomy, RN, radical nephrectomy.