Excerpt - page 18: "... aortic dissection, while young men are at highest risk for primaryspontaneouspneumothorax. Young adults of both sexes are diagnosed with viral pleurisy ..."
Excerpt - page 169: "... Pneumothorax Typically described as air (pneumothorax) ... most common etiology of a spontaneouspneumothorax is the result of a congenital bleb on the ..."