Spontaneous Osteonecrosis of the Knee - SONK. Also known as: Ahlbackâs disease. A condition of unknown aetiology characterized by the development of an area of osteonecrosis on the weight-bearing surface of the medial femoral condyle.
Friday 8 November 2013 09.16 EST First published on Friday 8 November 2013 09.16 EST. When 33 Chilean miners were hauled to the surface after 69 days trapped in a collapsed copper mine in 2010, more than a billion people around the world tuned in to watch as the rescue was broadcast live on television.
Chileâs former president, General Augusto Pinochet, died in December. Some of his legacies are well known, but others are not. Pinochet directed the coup of September 11, 1973, and presided until 1990 over a military regime that violated human rights, shut down political parties, canceled elections, constrained the press and trade unions, and engaged in other undemocratic actions during its more than 16 years of rule.