A buildup of urine can cause swollen kidneys in adults, according to the National Kidney Foundation. The name of this condition is hydronephrosis, and it occurs when the urine cannot drain from the kidney to the bladder ... More » Health Pain & Symptoms

Some possible causes of a swollen kidney are kidney stones, blood clot, urinary tract infection, tumor and an enlarged prostate, according to the National Kidney Foundation. The medical term for this condition is hydrone... More » Health Pain & Symptoms

According to WebMD, swollen feet are caused by a variety of factors that include pregnancy, injuries such as sprained ankles and lymph fluid retention. While swollen feet during pregnancy is considered common, rapid swel... More » Health Conditions & Diseases
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Causes of blood in a child's urine, also known as hematuria, include cysts or other blockages in the urinary tract, mineral imbalances, diseases that impede the filtration of blood in the kidneys, and inherited kidney di... More » Health Pain & Symptoms

Early signs of kidney problems are protein in the urine and high levels of creatinine in the blood, which is calculated according to age, sex and race, notes the National Kidney Foundation. The test for creatinine levels... More » Health Pain & Symptoms

Hematuria describes a painless condition in which the kidneys or different parts of the urinary tract enable blood cells to drain into the urine, explains Mayo Clinic. The result is the discharge of urine that may appear... More » Health Pain & Symptoms

A person who has blood in the urine, or hematuria, should contact his doctor right away to determine the cause, as the kidneys or other parts of the urinary tract are allowing blood to leak into the urine, states Mayo Cl... More » Health Pain & Symptoms