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.
pneumothorax. entry of air into the pleural cavity in sufficient quantity to cause collapse of the lung and consequent respiratory embarrassment. If it is unilateral there is a mediastinal shift with displacement of the heart to the other side of the chest. Breath sounds are absent from the affected side. Pneumothorax.
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.