Iatrogenic coronary ostial stenosis.
D000787:Angina Pectoris / Q000209:etiology; D000790:Angiocardiography; D006328:Cardiac Catheterization / Q000009:adverse effects*; D003327:Coronary Disease / Q000209:etiology*; D006801:Humans; D007049:Iatrogenic Disease; D010477:Perfusion / Q000009:adverse effects