•The two main causes of chronic kidney disease are diabetes and high blood pressure. Chronic kidney disease can be treated but not cured.Treatments include measures to help control signs and symptoms,reduce complications,and slow progression of the disease.Chronic Kidney Disease damage your kidneys and decrease their ability to keep you healthy and if it gets worse, waste can build up to high levels in your blood.
•Having certain genetic conditions, such as Von Hippel Lindau (VHL) disease or inherited papillary Renal Cell Carcinoma and having a family history of kidney cancer causes kidney cancer.If the cancer has not spread beyond the kidneys, surgery to remove the tumor, part or all of the kidney, and possibly nearby tissue and lymph nodes, may be the only treatment necessary. Kidney cancer is a disease in which kidney cells become cancerous and grow out of control, forming a tumor. 

•Kidney cysts develop when the surface layer of the kidney weakens and forms a pouch.The pouch then fills with fluid, detaches and develops into a cyst.For simple kidney cyst,treatments include Puncturing and draining the cyst, then filling it with alcohol.Kidney cysts cause pain in side,back,and abdominal;cause bleeding,and infection. 
•Kidney stones from when your urine has more crystal-forming substances that the fluid in your urine.Treatment for kidney stones include  pain relievers and drinking lots of water to help pass the stone. Medical procedures may be needed to remove or break up larger stones.If you have Kidney stones you may experience pain in the back or side,nausea or vomiting,blood in urine,and sweating. 

•A kidney infection happens when bacteria infects your kidneys. The bacteria gets in through the opening of the urethra and move upwards through your urinary tract, first infecting your bladder and then your kidneys.Treatment for kidney infections includes antibiotics and often requires hospitalization.Kidney infections is the inflammation of the kidney due to a bacterial infection.