Table 1.
Classification of the Lumbar hernias [3] IP intraperitoneal. The presence of at least two criteria is necessary for defining a type.
| Characteristics | A | B | C | D (Pseudohernias) |
|---|---|---|---|---|
| Size cm | <5 | 5–15 | >15 | |
| Location | Superior | Inferior | Diffuse | |
| Contents | Extraperitoneal fat | Visceral | Visceral | |
| Etiology | Spontaneous | Incisional | Traumatic | |
| Muscular atrophy | No (minor) | Mild | Severe | Severe |
| Recurrence | No | Yes (open) | Yes (laparoscopic) | |
| Surgical approach | Open or laparoscopic approach | IP laparoscopy | Open approach | Open approach (double mesh) |