TABLE 1.
Results of systematic review of publications describing patients with RCCs managed conservatively and demonstrating regression
| Authors & Year | No. of Patients w/ RCC Regression | Median Age, Yrs (range) | No. of Males (%) | Mean Time to Regression, Mos (range) | Mean Decrease in Volume | Mean Follow-up (mos) |
|---|---|---|---|---|---|---|
| Igarashi et al., 199928 | 4 | 54 (26–67) | 4 (100) | — | — | 48 |
| Saeki et al., 199929 | 3 | 30 (25–58) | 1 (33) | — | 47.60% | — |
| Terao et al., 200130 | 1 | 67 | 1 (100) | 60 | 100% | 60 |
| Nishio et al., 200125 | 2 | 22.5 (14–31) | 1 (50) | 4.5 | — | 24 |
| Sanno et al., 200331 | 15 | 42.1 | — | 31.3 (2–72) | — | 38.9 |
| Amhaz et al., 201010 | 9 | 18 (5–57) | 4 (44) | 31 (5–21) | — | 16 |
| Munich & Leonardo, 201223 | 1 | 8.5 | 0 | 6 | 100% | 27 |
| Maniec et al., 201132 | 1 | 59 | 1 (100) | 1 | 100% | 1 |
| Al Safatli et al., 201522 | 1 | 70 | 1 (100) | 12 | 100% | 24 |
| Culver et al., 20156 | 11 | — | — | — | — | 24 |
| Rasmussen et al., 201624 | 1 | 70 | 0 | 24 | 100% | 24 |
| Kim et al., 20167 | 14 | 32 (5–67) | 8 (57.1) | 7.3 (5.7–42.8) | 78% | 7.3 |
| Cheng et al., 201621 | 1 | 50 | 0 | 10 | — | 26 |
| Shepard et al., 201833 | 6 | 8.5 | 3 (50) | 23.5 | — | 50 |
| Sala et al., 201811 | 2 | — | — | — | — | 41 |
| Barkhoudarian et al., 20194 | 3 | — | — | — | — | 13 |
| Lee & Park, 201914 | 2 | 43 (34–52) | 0 (0) | 9 (6–12) | 89% | 12 |
| Salle et al., 202120, 34 | 1 | 27 | 0 (0) | 6 | 100% | 6 |
| Petersson et al., 202220 | 35 | — | — | — | 34.30% | — |
| Truong et al., 202227 | 2 | 49 (46–52) | 2 (100) | 24 | — | — |
| Kinoshita et al, 202213 | 73 | 39 (25.5–55) | 23 (31.5) | 11.4 (3.2–38.9) | — | 58.7 |
| Present study | 3 | 29 (23–31) | 2 (66.7) | 3.7 | 74% | 7 |
— = data not available.