Kidneys are part of the body that have vital function for humans. Kidneys are excretion organ with shaped like a peanut. As part of the urinary system, kidney function filter wastes (especially urea) from the blood and threw it together with water in the form of urine. In normal humans, there is a pair of kidneys are located behind the stomach, or abdomen. The kidneys are located on the right and left spine, below the liver and spleen.

Kidney disease is a disease in which kidney function has decreased until finally no longer able to work at all in terms of filtering the disposal of the body electrolytes, maintain fluid balance and body chemicals such as sodium and potassium in the blood or urine production.

The occurrence of renal failure caused by several serious illnesses that already inside the patient which gradually affects the renal organ damage. As for some diseases that often affect kidney damage include:

* High blood pressure (Hypertension)
* Diabetes Mellitus (Diabetes Mellitus)
* There is a blockage in the urinary tract (stones, tumors, narrowing / stricture)
* Autoimmune disorders, such as systemic lupus erythematosus
* Suffering from cancer (cancer)
* Kidney disorders, where there has been development of many cysts on the kidney organ itself (polycystic kidney disease)
* Damage to filters in the kidney cells either by infection or inflammation due to the impact of high blood diseases. Medical terms is called glomerulonephritis.

Kidney failure develops slowly towards a worsening in which the kidneys are no longer able to work as its function. In medicine there are two types of attacks to kidney failure, acute and chronic.

The signs and symptoms of renal failure experienced by patients in acute include: Swelling of the eyes, legs, severe back pain (colic), urinary pain, fever, urinating a little, red urine / blood, frequent urination. Abnormalities of Urine: Protein, Blood / erythrocytes, Blood Cells White / leucocytes, bacteria.

While the signs and symptoms that may arise by the presence of chronic renal failure include: weakness, no energy, lack of appetite, nausea, vomiting, swelling, decreased urination, itching, shortness of breath, pale / anemia.

When you found yourself of your family having some indication of having kidney disease, better check it out with your medical consultant, and sometimes its better double check it.