Bleeding into renal cysts is a well known and common complication of polycystic kidney disease, but occasionally the cysts can rupture externally, as in this case, into the retroperitoneal spaces.
Retroperitoneal hemorrhage, Radiology Reference Article
Frontiers Giant Polycystic Papillary Renal Cell Carcinoma: A Case Report and Literature Review
Case report kidney rupture: An unusual cause of abdominal pain, flank pain and hematuria in a 72-year-Old female - ScienceDirect
Spontaneous active bleeding into a cyst in autosomal dominant polycystic renal disease, Radiology Case
Management of retroperitoneal hemorrhage compressing the inferior vena cava in a patient with a renal transplant: A case report - ScienceDirect
American Journal of Case Reports Life-Threatening Retroperitoneal Hemorrhage Following Cyst Rupture in Autosomal Dominant Polycystic Kidney Disease (ADPKD): A Case Report - Article abstract #938889
Reports, Free Full-Text
007K Polycystic Kidney Disease Cerebral Aneurysm and Cystic Changes in Spermatic cord
Case report kidney rupture: An unusual cause of abdominal pain, flank pain and hematuria in a 72-year-Old female - ScienceDirect
Autosomal Dominant Polycystic Kidney Disease (ADPKD) - Genitourinary Disorders - Merck Manuals Professional Edition
Autosomal Dominant Polycystic Kidney Disease (ADPKD) - Genitourinary Disorders - Merck Manuals Professional Edition
Abdomen (Section 8) - Emergency Radiology COFFEE Case Book
CT and MR imaging of cystic renal lesions, Insights into Imaging
Autosomal dominant polycystic kidney disease, Radiology Reference Article
American Journal of Case Reports Life-Threatening Retroperitoneal Hemorrhage Following Cyst Rupture in Autosomal Dominant Polycystic Kidney Disease (ADPKD): A Case Report - Article abstract #938889