Dainippon 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 in hypertension. 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. The survey revealed that about 40% of the patients examined had abnormal levels of urinary albumin...




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