The %LET statement is very often the first macro language statement that is learned. It is roughly the macro language. equivalent of the of the DATA step's assignment statement. One of the easiest ways to define a macro variable is through the %LET statement. (Macro language statements always start. with a %).
Hemolyzed blood is suggestive of renal sources of blood, while non-hemolyzed suggests urinary tract bleeding. Some say Nephrologic vs Urologic causes of blood in the urine. the strip is really a screening tool though and either way blood shows up-a follow up evaluation is needed.Haemolysis is the breaking down of red blood cells.ome say Nephrologic vs Urologic causes of blood in the urine. the strip is really a screening tool though and either way blood shows up-a follow up evaluation is needed. Haemolysis is the breaking down of red blood cells.
OCCULT BLOOD Occult blood is blood that cannot be seen without a microscope. Normal urine does not contain any red blood cells, except femalesâ urine during menstruation. Occult blood in someoneâs urine can indicate kidney, bladder, prostate, or vaginal infections.UROBILINOGEN Urobilinogen is a breakdown product of the hemoglobin in red blood cells.ormal urine does not contain any red blood cells, except femalesâ urine during menstruation. Occult blood in someoneâs urine can indicate kidney, bladder, prostate, or vaginal infections. UROBILINOGEN Urobilinogen is a breakdown product of the hemoglobin in red blood cells.