Complex sentence: As with most trauma, blunt abdominal trauma is often the case of further injury, depending upon the severity of the accident; in the majority of cases, the liver and spleen being the most damaged or affected, followed by damage to the small intestine.
Split into simpler sentences: As with most trauma, blunt abdominal trauma is often the case of further injury, depending upon the severity of the accident. In the majority of cases, the liver and spleen are most severely affected, followed by damage to the small intestine.