Table 1 Asymptomatic calf DVT in the patients with varicose veins.
| SV (c) | SV (m) | SV (l) | Peroneal v. | Sural v. | p. tibial v. | |
|---|---|---|---|---|---|---|
| GSV: 27 legs | 18 | 9 | 1 | 1 | 1 | 1 |
| SSV: 3 legs | 3 | 0 | 0 | 0 | 0 | 0 |
| STP (+): 7 legs | 4 | 2 | 1 | 1 | 0 | 0 |
| STP (−): 23 legs | 17 | 7 | 0 | 0 | 1 | 1 |
| Clot reduction after surgery | 1 | 1 | 0 | 1 | 0 | 0 |
DVT: deep vein thrombosis; GSV: great saphenous vein; SSV: small saphenous vein; STP: superficial thrombophlebitis; SV: soleal vein; c: central; m: medial; l: lateral; p. tibial: posterior tibial; v.: vein