Pyonephrosis (from Greek pyon 'pus' and nephros 'kidney'[1]) is a dangerous kidney infection that is characterized by pus accumulation in the renal collecting system. [2]

Pyonephrosis—pus in the renal pelvis—results from urinary tract obstruction in the presence of pyelonephritis. Purulent exudate (inflammatory cells, infectious organisms, and necrotic …

Jul 20, 2025 · Pyonephrosis is a serious medical condition involving an infected and obstructed kidney. It is characterized by the accumulation of pus within the kidney’s collecting system, …

Nov 13, 2025 · Pyonephrosis is a severe, life-threatening kidney infection. Learn to recognize the urgent signs, pathology, and critical emergency treatment options.

Oct 19, 2022 · Pyonephrosis is a term used to describe the collection of pus in the renal pelvis. It is derived from the Greek word "pyon" - pus and "nephros" - kidney. It is the suppurative …

Pyonephrosis is a kidney infection in which microbes--bacterial or fungal--infect a kidney, traveling up from the urethra or into the kidney through the blood. Pus forms, blocking urine from exiting …

Learn about pyonephrosis. What are causes & symptoms of pyonephrosis. How is pyonephrosis diagnosed & treated

Pyonephrosis is a kidney infection with pus accumulation. Learn about its causes, symptoms, treatment options, and complications for effective management.

Jul 2, 2024 · Pyonephrosis is a term given to an infection of the kidney with pus in the upper collecting system which can progress to obstruction. Pyonephrosis may be suspected when …

A series of 23 confirmed cases of pyonephrosis initially treated by percutaneous nephrostomy drainage were reviewed. Presentation was extremely variable, ranging from sepsis to …