The precocious 6-year-old was born with a congenital heart defect and had a complication with a tube inserted in his right leg, leading to an amputation above his knee.
Lotem said that during the heart catheterization procedure doctors would use a thin plastic tube to insert an "umbrella-like" device that will seal the hole between the two upper chambers of the heart.
Docklands, the great new commercial heart of the city, is virtually a design-award-free zone, apart from Canary Wharf tube station, which is (obviously) mostly underground.