Open heart surgery during pregnancy.
D000328:Adult; D006328:Cardiac Catheterization; D006348:Cardiac Surgical Procedures; D005260:Female; D006333:Heart Failure / Q000601:surgery; D006343:Heart Septal Defects / Q000601:surgery; D006801:Humans; D008946:Mitral Valve Stenosis / Q000601:surgery; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular / Q000601:surgery*