retroperitoneal hemorrhage; retroperitoneal hematoma

Etiology

• anticoagulation
• vascular anomaly
  • ruptured aortic aneurysm
  • segmental arterial mediolysis
• polyarteritis nodosa
• nephritis
• malignancy
• trauma

Clinical manifestations

• flank pain, costovertebral angle (flank) tenderness
• Grey-Turner sign

Laboratory

• urinalysis may show hematuria

Diagnostic procedures

• angiography for suspected vascular anomaly

Radiology

• computed tomography of abdomen

Management

• hospitalization in intensive care unit
• clotting factor replacement: fresh frozen plasma
• reverse anticoagulation
• treat specific etiology
• retroperitoneal hematoma my respond to conservative management

More general terms

• internal hemorrhage
• retroperitoneal disease

Additional terms

• retroperitoneum (peri/pararenal fat)