papillary muscle dysfunction; papillary muscle displacement

Etiology

• inferior wall myocardial infarction

Pathology

• papillary muscle displacement resulting from myocardial ischemia involving the adjacent ventricular wall

Clinical manifestations

• mid-late or holosystolic murmur
• generally clinically stable without evidence of heart failure

Differential diagnosis

• papillary muscle rupture
• mitral valve prolapse

More general terms

• heart disease (cardiac disease)