ATTR-CM: transthyretin amyloid cardiomyopathy; CTS: carpal tunnel syndrome; ATTRwt: wild-type transthyretin amyloidosis; mTTR-FAC: mutated transthyretin familial amyloid cardiomyopathy; TTR-CA: transthyretin cardiac amyloidosis; AS: aortic stenosis; AL: light chain amyloidosis. The gene discussed is MT-TR; the disease is prealbumin measurement.