| ICD Code | Description |
|---|---|
| 451 | Phlebitis and thrombophlebitis |
| 452 | Portal vein thrombosis |
| 453 | Other venous embolism and thrombosis |
| 454 | Varicose veins of lower extremities |
| 455 | Hemorrhoids |
| 456 | Varicose veins of other sites |
| 457 | Noninfectious disorders of lymphatic channels |
| 458 | Hypotension |
| 459 | Other disorders of circulatory system |