About Chubb. Chubb is the worldâs largest publicly traded property and casualty insurer. With operations in 54 countries, Chubb provides commercial and personal property and casualty insurance, personal accident and supplemental health insurance, reinsurance and life insurance to a diverse group of clients.
â High blood pressure: it is also one kidney shrinkage symptoms. â Hematuria: when patients are suffering from some infections such as urinary tract infections, hematuria will occur. The kidney shrinkage causes and symptoms are able to help patients get correct treatment.
Quick Answer. The cause of kidney cysts is not clear, but medical professionals theorize that the cysts develop when the kidney's surface layer forms a pouch and weakens, according to Mayo Clinic. Cysts develop when the pouch fills with fluid and detaches from the surface layer of the kidneys. Continue Reading.