Table 2 Definition of the four arbitrarily anatomical Abdominal compartments
Intrathoracic | Retroperitoneal | True abdomen | Pelvic abdomen | |
|---|---|---|---|---|
Organs involved | Diaphragm (2%) | Kidneys (18%) | SI (12.3%) and LI (5%) | UB (4%) |
Liver (35%) | Ureter (0.2%) | ±UB (if full) | Rectum (1.5%) | |
Spleen (32%) | Pancreas (3.7%) | ± Uterus(if gravid) | Urethra (3%) | |
Stomach (1.4%) | Aorta (1%) | Uterus (0.7%) | ||
Vena cava (0.7%) | ||||
Diagnosis | Inaccessible to clinical examination and needs imaging | Very difficult, unless need CT, Angiography, IVP | Significant abdominal physical signs. | Difficult (extraperitoneal) |
X-ray may help if free air +,FAST, ±Diagnostic Peritoneal Lavage | ||||
Mechanism of injuries | ||||
Deceleration | Hepatic laceration, vascular pedicles | Renal arteries | Mesenteric tear | Splanchnic |
Crushing effect | Spleen and liver | Kidneys | ||
External compression | Hollow viscous(stomach) | Hollow viscous | ||