Table 6.
Classification system for Spaghetti Wrist.
| Grade 1 | Grade 2 | Grade 3 | ||
|---|---|---|---|---|
| Lacerated Structures | No. of Volar Structures | ≤5 | 6-9 | ≥10 |
| Nerve* | Ulnar or Median | Ulnar and/or Median | Ulnar and/or Median | |
| Artery** | Ulnar or Radial | Ulnar and/or Radial | Ulnar and/or Radial | |
| Flexor tendons | ≤3 | 4-7 | ≥8 | |
| Extensor Tendons*** | - or + | - or + | - or + | |
| Bones*** | - or + | - or + | - or + | |
| Type of Laceration | A1: Sharp | A1 | A1 | A1 |
| A2: Crush/avulsive | A2 | A2 | A2 | |
| A3: Infected | A3 | A3 | A3 | |
| Type of Repair**** | B1: Primary | B1 | B1 | B1 |
| B2: Delayed primary | B2 | B2 | B2 | |
| B3: Secondary | B3 | B3 | B3 | |
*specify laceration of cutaneous nerves; **specify laceration of major veins; **specify number of tendons and bones; ****specify timing of repair of each structure. Table modified from (26).