what causes kidney swelling
Possible causes of kidney pain include: 1  Bleeding in your kidney (hemorrhage) 2  Blood clots in kidney veins (renal vein thrombosis) 3  Kidney cancer or a kidney tumor.  Kidney cysts (enlargement or 1  rupture) Kidney infection (pyelonephritis)  Kidney 1  stones. Kidney swelling due to a backup of urine (hydronephrosis)  Polycystic kidney disease.
Swollen Kidney. Kidneys can be swollen or enlarged for many different reasons. An inflamed or swollen kidney can be a sign of infection, of polycystic kidney disease, of damage to the kidney from trauma or some other cause, or of a fairly advanced stage of chronic kidney disease.
* There is a blockage somewhere in the urinary tract. * The normal working of the bladder is disrupted which causes urine to flow back from the bladder and into the kidney. As the urine can not be filtered normally from body, it can cause swollen kidney. If it is left untreated, it may cause more serious kidney damage. Interstitial nephritis. Interstitial nephritis is a disorder in which the renal interstitium is inflamed. It can be temporary or chronic, depending on the cause.
Heart failure can also cause swelling in your abdomen. Sometimes it can cause fluid to accumulate in your lungs (pulmonary edema), which can lead to shortness of breath. Cirrhosis. Fluid may accumulate in your abdominal cavity (ascites) and in your legs as a result of liver damage (cirrhosis). Kidney disease. When you have kidney disease, extra fluid and sodium in your circulation may cause edema. The edema associated with kidney disease usually occurs in your legs and around your eyes.