Mostly, blood and urine tests indicate the presence or absence of amyloid protein build-up. But according to medical specialists, biopsies give a more open view about the positivity of amyloidosis. Also, a biopsy indicates and clarifies about the stage of amyloidosis in the patient. High Serum creatinine levels are also an indicator of kidney damage in amyloidosis patients. Higher creatinine levels indicate more serious kidney damage.
