Stable spine is one which after the initial injury does not get displaced further. The spine is stable when atleast 2 columns of the spine are intact. According to the three column concept, the spine is considered to have 3 columns:

* Anterior
* Middle
* Posterior

Swine Influenza A outbreak has started in March, 2009 in Mexico. The number of suspected cases has increased to about 2000 while the death toll is increasing. Confirmed cases has been reported from the United States, Spain, Scotland and Canada. World Health Organization has increased the pandemic alert level from 3 to phase 4, meaning that “that the likelihood of a pandemic has increased, but not that a pandemic is inevitable”. Human to human transmission has evolved as cases without any contact with swine what so ever have occurred.
Swine Influenza …