valvular sclerosis

val·vu·lar scle·ro·sis

fibrosis, often with calcification of valves, considered to be an aging change and not due to primary valvular disease.
References in periodicals archive ?
We are repor ting herein a 6-year- old boy with progeria, who presented with respiratory infection and cardiac failure and was confirmed to have cardiovascular atherosclerotic changes, which included a characteristic systolic (sclerotic) murmur of valvular sclerosis, and signs of congestive cardiac failure.