It's your heart.
D002114:Calcinosis / Q000175:diagnosis / Q000209:etiology; D009202:Cardiomyopathies / Q000175:diagnosis / Q000209:etiology; D003327:Coronary Disease / Q000175:diagnosis / Q000209:etiology; D003365:Costs and Cost Analysis; D005500:Follow-Up Studies; D006801:Humans; D011237:Predictive Value of Tests; D012307:Risk Factors; D013673:Technology Assessment, Biomedical; D014057:Tomography, X-Ray Computed / Q000191:economics