A kidney nodule, also referred to as a kidney cyst, is a formation in the kidneys that consists of a round pouch of fluid, according to Mayo Clinic. Typically, kidney cysts or nodules are noncancerous, but they may be a symptom of a disorder that could impair kidney function.Know More
Although smaller cysts don't typically produce signs or symptoms, common symptoms of a larger kidney nodule or cyst include fever, upper abdominal pain or dull pain on the back or side of the body, according to Mayo Clinic.
As people age, they become more at risk for kidney cysts, states Mayo Clinic. Although kidney nodules or cysts can cause only minor discomfort, in extreme cases, complications such as an infected cyst, a burst cyst or urine obstruction may occur. When kidney cysts become infected or burst, they may cause fever or pain in the back and side of the body. If a urine obstruction occurs, a blockage in the flow of urine may result in swelling of one or both kidneys.
As of 2014, a specific cause of kidney nodules or cysts is unknown, but theories suggest that these cysts develop when a pouch is formed on the surface layer of a weakened kidney, according to Mayo Clinic.Learn more about Conditions & Diseases
According to Mayo Clinic, kidney infections usually occur when bacteria enter the kidneys via the urinary tract or the bloodstream and multiply. In rare instances, kidney infections can develop as a complication of kidney surgery.Full Answer >
According to WebMD, most kidney infections are the result of a bladder infection that has spread to the kidneys. Bacteria moves from the skin of the urethra and travels up to the bladder. In some cases, these bacteria can spread from the urethra to the kidneys, causing an infection.Full Answer >
Henoch-Schönlein purpura affects the kidneys, digestive tract and joints by causing the blood vessels to become inflamed and leak, according to The National Kidney and Urologic Diseases Information Clearinghouse. The primary symptom of this disease is a rash.Full Answer >
Chronic kidney disease occurs when certain conditions cause the kidneys to slowly lose function. As the disease progresses, the kidneys become unable to filter waste products from the body. When waste levels become too high, complications such as anemia and high blood pressure arise, according to the National Kidney Foundation.Full Answer >