preferred_name: Mild valvular regurgitation (tricuspid, pulmonary, mitral)
preferred_name_lc: mild valvular regurgitation (tricuspid, pulmonary, mitral)
label: Mild valvular regurgitation (tricuspid, pulmonary, mitral)
label_lc: mild valvular regurgitation (tricuspid, pulmonary, mitral)