Blalock's operation

Blalock's operation

A palliative operation performed for the relief of FALLOT'S TETRALOGY in very young babies. One of the SUBCLAVIAN arteries is joined to the artery to the lungs (pulmonary artery). (Alfred Blalock, 1899–1964, American surgeon).
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005