Dainion Sumitomo Pharma Co., Ltd. (Head Office; Osaka Japan: President; Masayo Tada) conducted a large-scale nationwide survey for the first time in Japan to figure out the actual state of "hidden kidney damage" latent inhypertension. In this survey, called an AVA-E study (albuminuria validation analysis-epidemiological study), about 9,000 hypertensive patients were examined for their levels of albuminurea, which is regarded as a diagnostic index to detect renal disorder at an early stage................click for more