Layer of vascular wall Intima Media
Features of histology Atherosclerosis
lipid-laden plaques
micro-inflammation of the atherosclerotic plaque.
Predominantly in medium-sized arteries
aggregates of calcium sedimentations
patchy and focal in distribution,
Arteriosclerosis
deeper layer ofthe arterial wall
Linear sedimentations on elastic lamellae.
diffuse contiguousfashion.
extracellular matrix deposition
fibroelastic intimal thickening
hydroxyapatite and whitlockite deposition
Associated clinical symptoms   Plaques rupture
Myocardial Infraction, or
Cerebrovascular accident
Vascular stiffness:
Heart failure,
Left ventricular hypertrophy
Cardiac ValveCalcification, ,
Monckeberg’s sclerosis
Risk factors Lipid, macrophages, inflammation
HCVD, DM, Oxidative stress
Elastin degradation, hyperphosphatemia,
Hypercalcemia
Dialysis vintage
Decreased inhibitors ofcalcification
Plain radiography Spotty calcification Linear tram-track calcification
Table 1: Two Types of Vascular Calcification