"There are two distinct causes of benign renal sinus cyst(s):"
"peripelvic cysts are not true cysts as they do not have an epithelial lining; they originate within the sinus lymphatics and are multiple, bilateral and irregular, encasing the pelvicaliceal system"
"Some authors 5,6 use the term renal lymphangiectasia interchangeably with peripelvic cysts; both are lymphatic disorders, however the term lymphangiectasia is more often used to refer to a more widespread and rare disorder of perirenal lymphatics."
"peripelvic cysts are not true cysts as they do not have an epithelial lining; they originate within the sinus lymphatics and are multiple, bilateral and irregular, encasing the pelvicaliceal system"
"There are two distinct causes of benign renal sinus cyst(s):"
"peripelvic cysts are not true cysts as they do not have an epithelial lining; they originate within the sinus lymphatics and are multiple, bilateral and irregular, encasing the pelvicaliceal system"