<prompt> Microalbuminuria is defined as amount of the albumin passing in urine30-Mar30-300400-400800-1200  <response>: 30-300: 687 Harsh Mohan 6th editionMICROALBUMINURIA - refers to the excretion of amounts of albumin too small to detect by urinary dipstick or conventional measures of urine protein. It is a good screening test for early detection of renal disease and may be a marker for the presence of microvascular disease in generalMacroalbuminuria ie albuminuria 150 mgday or random urine albumin creatinine ratio of 300 mggm creatinineMicroalbuminuria estimated by radio immunoassay ie microalbumin 30-300 mgday or random urine microalbumin creatinine ratio of 30-300 mggm creatinine. 