<unk>  is accumulation of blood in the peritoneal cavity.  The parietal peritoneum is a thin membrane surrounding the outer abdominal wall, and visceral peritoneum is the thin membrane surrounding the viscera or organs in the abdomen in a bag like manner. The space between these two membranes is called the peritoneal cavity. The most common cause is trauma.<unk>  is a life-threatening condition that requires prompt medical attention.  Early detection and rapid treatment remain critical to a favorable result. Careful observation may be allowed under some circumstances. The abdominal cavity has the capacity to store more than 5 liters of blood, which can build quickly and cause hemorrhagic shock. If left untreated it may lead to death.
Hemoperitoneum
Pneumoperitoneum
Splenic rupture
Acute abdomen
Peritonitis
Secondary peritonitis
Gastrointestinal perforation
Retroperitoneal hematoma