The genome of the organism that produces the world's most lethal toxin has been revealed. This toxin is the major weapon in the genome of Clostridium botulinum: less than two kg is enough to kill every person on the planet.
Tension pneumothorax: The most serious type of pneumothorax, this occurs when the pressure in the pleural space is greater than the atmospheric pressure, either because air becomes trapped in the pleural space or because the entering air is from a positive-pressure mechanical ventilator.
The pleural cavity - the area between the lungs and inner chest wall - sits between two lubricated surfaces, called pleura. The inner pleura lines the lungs and the outer lines the chest wall. A variety of factors can cause the pleura to become inflamed, this is called pleurisy. In this article, we will cover the causes, treatment, and diagnosis of pleurisy. Fast facts on pleurisy.